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WO2013153801A1 - Système d'imagerie médicale - Google Patents

Système d'imagerie médicale Download PDF

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Publication number
WO2013153801A1
WO2013153801A1 PCT/JP2013/002419 JP2013002419W WO2013153801A1 WO 2013153801 A1 WO2013153801 A1 WO 2013153801A1 JP 2013002419 W JP2013002419 W JP 2013002419W WO 2013153801 A1 WO2013153801 A1 WO 2013153801A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
injector
console
injection
room
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2013/002419
Other languages
English (en)
Japanese (ja)
Inventor
根本　茂
利雄 金高
由美子 吹越
増田　和正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nemoto Kyorindo Co Ltd
Original Assignee
Nemoto Kyorindo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nemoto Kyorindo Co Ltd filed Critical Nemoto Kyorindo Co Ltd
Priority to JP2014510053A priority Critical patent/JP6104889B2/ja
Publication of WO2013153801A1 publication Critical patent/WO2013153801A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A61B5/0046—Arrangements of imaging apparatus in a room, e.g. room provided with shielding or for improved access to apparatus
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/10—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients
    • G16H20/17—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/20—ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS

Definitions

  • the present invention relates to a medical imaging system in which an imaging device and an automatic injection device are arranged in an imaging room, and the automatic injection device can be remotely operated outside the imaging room.
  • MRI imaging apparatus when a magnetic resonance imaging apparatus (MRI imaging apparatus) is used as a medical imaging apparatus, the MRI imaging apparatus is disposed in an electromagnetically shielded imaging room in order to reduce the influence of an external electromagnetic field. Further, when an automatic injection device (injector) for injecting a contrast medium into a patient is used, this injector is also arranged in the imaging room.
  • the shooting room is a space surrounded by a shield wall or the like.
  • the shield wall has a performance of shielding electromagnetic waves in a predetermined frequency band (for example, 1 GHz or less) that may affect photographing.
  • Patent Document 1 discloses a magnetic resonance imaging apparatus disposed in an imaging room surrounded by a shield wall that shields a predetermined frequency band, an injection unit that is disposed in the imaging room and injects a chemical solution, and imaging.
  • a magnetic resonance imaging system is described that includes a controller that is arranged outdoors and that controls the operation of the injection means, and a communication interface for exchanging control signals between the injection means and the controller.
  • the communication interface is a wireless system that performs communication over the shield wall using a frequency band higher than a predetermined frequency band.
  • the above photographing system is a wireless system in which the communication interface communicates through the shield wall. Therefore, it is possible to improve the degree of freedom of arrangement of the communication interface units.
  • the stability of wireless communication varies due to the electromagnetic wave shielding ability of the shield wall. For example, when the same imaging system is applied to different imaging rooms, there may occur a situation where the stability of wireless communication is lowered according to the electromagnetic wave shielding ability of the shielding wall of the imaging room.
  • An imaging system in which an imaging room and an operation room are separated by a wall includes a system including a computer tomography apparatus or an angio imaging apparatus, and these imaging apparatuses need to be considered.
  • wireless communication there is optical wireless communication such as visible light communication, and it is necessary to consider optical wireless communication.
  • the medical imaging system of the present invention has been made in view of such a problem.
  • the medical imaging system is arranged in an imaging room in which the medical imaging apparatus is arranged, and an injection device for injecting a chemical solution, and a control for controlling the injection device.
  • a first wireless transmission / reception unit for transmitting an operation signal for operating the device and the injection device to the control device, and transmitted by the first wireless transmission / reception unit disposed outside the radiographing room
  • a relay unit that receives the operation signal and transmits the operation signal to the control device.
  • another medical imaging system of the present invention is arranged in an imaging room where a computer tomography apparatus or an angiography apparatus is arranged, an injection apparatus for injecting a chemical solution, a control apparatus for controlling the injection apparatus, A first wireless transmission / reception unit for transmitting an operation signal for operating an injection device to the control device, and an operation device disposed outside the imaging room, wherein the control device includes the first wireless transmission / reception unit.
  • a second wireless transmission / reception unit for receiving the operation signal transmitted by the unit;
  • another medical imaging system of the present invention is arranged in an imaging room where a medical imaging apparatus is arranged, and controls an injection device for injecting a chemical solution, a first optical wireless communication unit, and the injection device.
  • a control device having a second optical wireless communication unit; and an operation device for transmitting an operation signal for operating the injection device to the control device and disposed outside the imaging room, the first optical wireless communication.
  • the unit receives the operation signal transmitted from the operation device and transmits the operation signal to the second optical wireless communication unit.
  • another medical imaging system of the present invention is arranged in an imaging room in which a medical imaging apparatus is arranged, and operates an injection device that injects a chemical solution, a control device that controls the injection device, and the injection device
  • a first wireless transmission / reception unit for transmitting an operation signal to be transmitted to the control device, and an operation device disposed outside the imaging room, wherein the operation signal transmitted by the first wireless transmission / reception unit is received.
  • the injection device in the imaging room and the operation device outside the imaging room for operating the injection device can be stably and easily connected using wireless communication. Further, even when applied to different shooting rooms, wireless communication can be stably connected.
  • a medical imaging system considering a computer tomography apparatus or an angiography apparatus can be provided.
  • a medical imaging system that takes into account optical wireless communication can be provided as wireless communication.
  • the control when communication is interrupted in the injection idle state in the medical imaging system according to the fifth embodiment will be described.
  • the control when communication is interrupted in the injection state in the medical imaging system according to the fifth embodiment will be described.
  • Control in the case of status mismatch in the medical imaging system according to the fifth embodiment will be described.
  • the medical imaging system of FIG. 1 includes a magnetic resonance imaging apparatus (MRI imaging apparatus) 10 as a medical imaging apparatus, and the MRI imaging apparatus 10 is disposed in the imaging room 2.
  • the photographing room 2 is surrounded by a shield wall 3 having an electromagnetic shielding property.
  • a shield wall 3 having an electromagnetic shielding property.
  • the shield wall 3 is provided with a viewing window for viewing the inside and a door for entering and exiting the room.
  • a machine room 4 is provided adjacent to the radiographing room 2, and a power system and a signal system of the MRI radiographing apparatus 10 communicate from the machine room 4 to the radiographing room 2 via the filter box 5.
  • a ceiling pit 6 is provided above the photography room 2, and an underfloor pit 7 is provided around or below the photography room 2.
  • one shooting room 2 will be described, but a plurality of shooting rooms 2 can be provided.
  • the MRI imaging apparatus 10 arranged in the imaging room 2 is a conventionally known one, and images a predetermined part of a patient lying on a bed.
  • an injector 12 that is an automatic injection device for injecting a medical solution such as a contrast medium into a patient is disposed in the imaging room 2.
  • the injector 12 includes a syringe holding unit to which a syringe filled with a chemical solution is mounted, a drive unit that pushes the piston of the syringe toward the cylinder member, a control that controls the operation of the drive unit, and includes a memory, a CPU, and the like. And a circuit.
  • the injector 12 of FIG. 1 is hold
  • the injection of the chemical solution into the patient is automatically performed according to a protocol (injection conditions) set in advance according to, for example, the weight of the patient. According to such automatic injection, it is possible to inject an appropriate amount of drug solution to a patient at a preferable injection rate.
  • An operation room 8 is provided outside the photographing room 2.
  • the operation room 8 includes a console 14 as an operation device having a monitor (touch panel monitor) and a keyboard for controlling the operation of the injector 12 and the like. Has been placed.
  • the console 14 transmits the operation signal which operates the injector 12 as control information to the main unit 15 as a control apparatus of the injector 12 according to operation by an operator. Examples of the operation signal include an injection start signal and an injection stop signal.
  • the console 14 is arranged outside the photographing room 2 and incorporates a communication module 141 described later as a first wireless transmission / reception unit. Both the console 14 and the main unit 15 are connected to an AC power source (AC power source) by a power line 200. However, the console 14 and the main unit 15 may be driven by a built-in battery or a battery attached to the outside.
  • a relay unit 16 is provided.
  • the relay unit 16 includes a wireless device 161 that performs transmission and reception with the console 14 via a wireless communication line, and an uninterruptible power supply 162. .
  • the relay unit 16 relays wireless communication between the console 14 and the main unit 15. Therefore, each of the communication module 141 and the wireless device 161 includes the antenna 17 and has a function of transmitting and receiving radio waves.
  • the relay unit 16 receives an operation signal as control information transmitted from the console 14 and transmits the operation signal to the main unit 15 via a control line 150 formed of an optical cable.
  • a control line 150 that connects the relay unit 16 and the main unit 15 passes through the machine room 4.
  • a wireless communication line connecting the console 14 and the relay unit 16 is virtually indicated by a dotted line.
  • the antenna 17 is exposed to the outside, it can be built in the apparatus.
  • the main unit 15 is connected to the injector 12 by a power source (DC) -control line 120. Then, the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal. For example, the injector 12 starts an injection operation in response to an injection start control signal, or stops the injection operation in response to an injection stop control signal.
  • the main unit 15 may be configured integrally with the injector 12 as one function of the injector 12, or may be attached to the outside of the injector 12 as a separate part.
  • a radio system of a predetermined frequency band is used for radio communication between the console 14 and the relay unit 16, for example, a frequency band of 2 GHz or more, preferably 2.4 GHz to 5 GHz is used.
  • the frequency band used for imaging by the MRI imaging apparatus is often several hundred MHz.
  • this radio wave does not affect the photographing.
  • a wireless standard such as wireless USB, MBOA, UWB, ZigBee (registered trademark), or IEEE 802.11 series wireless standards such as Wi-Fi can be used, but Bluetooth (registered trademark) is used. It is preferable to use it. In the following, an example using Bluetooth (registered trademark) will be described unless otherwise specified.
  • the console 14 and the relay unit 16 have a light emitting part and a light receiving part. And the console 14 arrange
  • the operator operates the console 14 and causes the console 14 to read a predetermined injection protocol (condition for injecting a drug solution to the patient) as control information. Further, the operator modifies this injection condition as necessary. For example, the injection conditions can be corrected as appropriate according to the current weight of the patient, the type of chemical to be injected, and the like.
  • the console 14 transmits the read injection condition data and the injection start operation signal to the main unit 15 via the relay unit 16. Then, the main unit 15 transmits the injection condition data to the injector 12 via the power supply-control line 120.
  • the injector 12 performs an injection operation according to the received injection conditions.
  • the injector 12 sends data on the state of the injection (data such as how much drug solution has been injected into the patient at present) via the main unit 15 and the relay unit 16 as needed. Send to.
  • the console 14 receives this and displays it on the monitor as the injection status in real time. Further, during the injection operation, the console 14 checks whether or not the console 14 and the injector 12 are maintained in a communicable state via the relay unit 16 at predetermined time intervals. If communication is impossible for some reason, the console 14 displays a predetermined alarm on the monitor. Thereby, the operator who confirmed the alarm can stop the injection of the chemical solution by directly operating the injector 12 in the imaging room 2.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is transferred to the underfloor pit 7. This can be done via the relay unit 16 arranged. Therefore, it is not necessary to perform communication through the shield wall 3, and the stability of communication does not fluctuate. Therefore, wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be stably performed. Further, even when applied to different shooting rooms 2, wireless communication can be stably connected. Furthermore, since the cable routed between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be omitted, both can be easily connected.
  • the hand switch 100 includes a Bluetooth (registered trademark) communication module 101 which is a wireless transmission / reception unit.
  • the communication module 101 performs transmission / reception with the Bluetooth (registered trademark) communication module 141 of the console 14.
  • the hand switch 100 includes a built-in battery 102 as a driving power source, a switch unit 103 for operating the injector 12 (for example, an injection start or injection stop operation), a CPU, and the like, and controls the hand switch 100.
  • 1 Chip microcomputer 104 1 Chip microcomputer 104.
  • the hand switch 100 includes a display 105 that displays that wireless communication with the console 14 is possible, and the display 105 is configured by an LED lamp or the like. Then, the 1Chip microcomputer determines whether or not pairing is established between the hand switch 100 and the console 14, and turns on the display 105 when the pairing is established.
  • the hand switch 100 also includes a display 105 that displays that wireless communication with the console 14 is possible. Therefore, the operator can easily determine whether or not the injector 12 can be operated by the hand switch 100. As a result, it is possible to prevent the device from being inoperable during operation by the hand switch 100.
  • the hand switch 100 and the console 14 include a light emitting unit and a light receiving unit instead of the Bluetooth (registered trademark) communication module 101. Then, the 1Chip microcomputer determines whether or not light from the console 14 is received. If the light is received, the display 105 is turned on.
  • the display device 105 may be other display means such as a liquid crystal display panel.
  • a wireless conversion module as a communication module 141 is attached to the serial communication port 145 of the console 14.
  • a serial-Bluetooth (registered trademark) conversion module 141 is attached to the serial communication port 145.
  • a Bluetooth (registered trademark) -light conversion unit is arranged as the relay unit 16.
  • the operation signal transmitted from the console 14 is received by the Bluetooth (registered trademark) -optical conversion unit 16 via the serial-Bluetooth (registered trademark) conversion module 141.
  • the Bluetooth (registered trademark) -optical conversion unit 16 converts the received operation signal into an optical signal and transmits the optical signal to the main unit 15 via the optical cable 150.
  • the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12 via the cable 120. Then, the injector 12 performs an operation according to the received control signal.
  • the medical imaging system includes a sub console 147 as another operation device in addition to the main console 146.
  • the sub-console 147 includes a Bluetooth (registered trademark) communication module as a third wireless transmission / reception unit, and can transmit an operation signal to the main unit 15 in accordance with an operation of the operator.
  • the medical imaging system includes a Bluetooth (registered trademark) -light conversion unit as the relay unit 16.
  • the Bluetooth (registered trademark) -optical conversion unit 16 is connected to the main unit 15 via an optical cable 150.
  • the Bluetooth (registered trademark) -light conversion unit 16 is disposed on the operation wall 8 side of the shield wall 3. However, the Bluetooth (registered trademark) -light conversion unit may be disposed in the underfloor pit 7, the ceiling pit 6, or the machine room 4.
  • an operation signal is transmitted to the Bluetooth (registered trademark) -optical conversion unit 16 by the communication module. Then, the Bluetooth (registered trademark) -optical conversion unit 16 converts the operation signal into an optical signal and transmits the optical signal to the main unit 15 via the optical cable 150.
  • the main console 146 and the sub-console 147 have a touch panel monitor that functions as an input interface. When the injector 12 is operated by the main console 146, the sub console 147 functions as a monitor. On the other hand, when the injector 12 is operated by the sub console 147, the main console 146 functions as a monitor.
  • FIG. 6 is a flowchart of the pairing process when a dual console is provided.
  • the console 14 that is first turned on is called a first console
  • the console 14 that is turned on next is called a second console.
  • the first console issues a pairing request to the main unit 15 via the relay unit 16 and the optical cable 150.
  • the main unit 15 responds to the first console pairing request via the relay unit 16 and the optical cable 150.
  • the main unit 15 transmits a control signal instructing activation to the injector 12 via the cable 120, and the injector 12 is activated.
  • the main unit 15 performs pairing with the first console (step 10).
  • the first console that is powered on first becomes the console 14 that can operate the injector 12.
  • the second console issues a pairing request to the first console and the main unit 15.
  • the first console responds to the second console pairing request, and the first console pairs with the second console.
  • the main unit 15 since the main unit 15 has been paired with the first console, it rejects the pairing request of the second console (step 11).
  • the second console that is turned on later functions as a monitor that receives information data from the first console that is turned on first and displays the information.
  • the pairing process ends.
  • the second console issues a pairing cancellation request to the first console.
  • the pairing between the main unit 15 and the first console can be canceled (YES in step 12)
  • the pairing is canceled (step 13).
  • the second console issues a pairing request to the main unit 15 via the relay unit 16 and the optical cable 150.
  • the main unit 15 responds to the pairing request of the second console via the relay unit 16 and the optical cable 150.
  • the main unit 15 and the second console are paired (step 14).
  • the first console issues a pairing request to the second console and the main unit 15.
  • the second console responds to the pairing request of the first console, and the second console and the first console pair.
  • the main unit 15 since the main unit 15 has already been paired with the second console, it rejects the pairing request of the first console (step 15). That is, the second console is a console 14 that can operate the injector 12.
  • the first console functions as a monitor that receives information data from the second console and displays the information. If the pairing between the main unit 15 and the first console cannot be canceled, the pairing process ends (NO in step 12).
  • the pairing process ends.
  • the first console issues a pairing release request to the second console.
  • the pairing between the main unit 15 and the second console can be canceled (YES in step 16)
  • the pairing is canceled (step 17).
  • the first console issues a pairing request to the main unit 15, and the main unit 15 and the first console perform pairing.
  • the second console issues a pairing request to the first console and the relay unit 16. The first console responds to the pairing request of the second console, and the first console pairs with the second console (step 10).
  • the main unit 15 since the main unit 15 has been paired with the first console, it rejects the pairing request of the second console (step 11). That is, the first console is a console 14 that can operate the injector 12, and the second console is a monitor that displays information of the first console. If pairing between the main unit 15 and the second console cannot be canceled, the pairing process ends (NO in step 16).
  • FIG. 7 shows a modification in which the relay unit 16 is arranged in the ceiling pit 6 in the medical imaging system of the first embodiment.
  • the same reference numerals will be assigned to the above-described components, and description thereof will be omitted. Except where specifically described, the constituent elements having the same reference numerals perform substantially the same operations and functions, and the effects thereof are also substantially the same.
  • an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus, an injector 12 as an injection apparatus, and a main unit 15 as a control apparatus for the injector 12 are provided. Has been placed. Both the injector 12 and the main unit 15 are held on a stand 13.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator. Therefore, the console 14 has a built-in communication module 141 as a first wireless transmission / reception unit.
  • a relay unit 16 that relays wireless communication between the communication module 141 and the main unit 15 is disposed, and the relay unit 16 includes a wireless device 161 and an uninterruptible power supply 162.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is arranged in the ceiling pit 6. This can be done via the relay unit 16. Therefore, the wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily.
  • [Separate injector] 8 and 9 show a modification in which the main unit 15 of the injector 12 is arranged away from the stand 13 of the injector 12 in the medical imaging system of the first embodiment.
  • an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus
  • an injector 12 as an injection apparatus
  • a main unit 15 as a control apparatus for the injector 12 are arranged.
  • the main unit 15 is disposed away from the stand 13 of the injector 12, preferably at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator.
  • the console 14 has a built-in communication module 141 as a first wireless transmission / reception unit.
  • a relay unit 16 that relays wireless communication between the communication module 141 and the main unit 15 is disposed, and the relay unit 16 includes a wireless device 161 and an uninterruptible power supply 162.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is performed under the floor pit 7 or the ceiling. This can be done via the relay unit 16 arranged in the pit 6. Therefore, the wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator. Therefore, the console 14 has a built-in communication module 141 as a first wireless transmission / reception unit.
  • a relay unit 16 that relays wireless communication between the communication module 141 and the main unit 15 is disposed, and the relay unit 16 includes a wireless device 161 and an uninterruptible power supply 162.
  • the relay unit 16 is arranged in the ceiling pit 6.
  • the relay unit 16 receives an operation signal as control information transmitted from the console 14 and transmits it to the main unit 15 via a control line 150 formed of an optical cable.
  • the main unit 15 is connected to the injector 12 by a power-control line 120. Then, the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal.
  • FIG. 11 shows a modification in which the injector 12 is suspended from the ceiling member 300 and a plurality of relay units 16 are provided in the medical imaging system of the first embodiment.
  • an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus and an injector 12 as an injection apparatus are arranged.
  • the injector 12 is suspended from the ceiling via a ceiling suspension member 300.
  • the injector 12 is movable, and can inject a chemical at an arbitrary position in the imaging room 2.
  • a main unit 15 as a control device for the injector 12 is disposed in the ceiling pit 6.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator. Therefore, the console 14 has a built-in communication module 141 as a first wireless transmission / reception unit.
  • first and second relay units 16 that relay wireless communication between the communication module 141 and the main unit 15 are arranged.
  • Each of the first and second relay units 16 includes a wireless device 161 and an uninterruptible power supply 162.
  • the first and second relay units 16 are arranged in the ceiling pit 6.
  • the first relay unit 16 receives an operation signal as control information transmitted from the console 14 and transmits it to the second relay unit 16.
  • the second relay unit 16 transmits the received operation signal to the main unit 15 via the control line 150 made of an optical cable.
  • the main unit 15 is connected to the injector 12 by a power-control line 120.
  • the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is arranged in the ceiling pit 6. This can be done via the relay unit 16. Therefore, the wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. Further, by providing a plurality of relay units 16, wireless communication can be stably and easily connected even in an environment where radio waves are difficult to reach. Note that the number of relay units 16 is not limited to two, and three or more relay units 16 may be provided.
  • the medical imaging system of the second embodiment includes a computed tomography apparatus (CT imaging apparatus) as a medical imaging apparatus.
  • CT imaging apparatus computed tomography apparatus
  • differences from the first embodiment will be particularly described, and the same reference numerals will be given to the components described in the first embodiment, and the description thereof will be omitted. Except where specifically described, the constituent elements having the same reference numerals perform substantially the same operations and functions, and the effects thereof are also substantially the same.
  • the medical imaging system of FIG. 12 includes a CT imaging device 20 as a medical imaging device, and the CT imaging device 20 is disposed in the imaging room 2.
  • the photographing room 2 is surrounded by a shield wall 3 having a radiation shielding property.
  • a shield wall 3 having a radiation shielding property
  • a lead material or the like can be used.
  • the shield wall 3 may have radio wave shielding properties.
  • the shield wall 3 having radio wave shielding properties when a gap is provided in the shielding member, the radio wave can pass through the gap.
  • the shielding member is provided with a thin portion, radio waves can pass through the portion. Further, when there is a region where the shielding member is not provided, the radio wave can enter the region and pass through the shield wall 3.
  • the operation room 8 is provided outside the photographing room 2, and the operation room 8 is provided with a console 14 as an operation device for operating the injector 22 and the like.
  • the console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 (not shown) as a first wireless transmission / reception unit.
  • the main unit 25 includes a second communication module 21 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the main unit 25 receives the operation signal by the second communication module 21.
  • the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • a frequency band of 2 GHz or more, preferably 2.4 GHz to 5 GHz is used.
  • an operation example using Bluetooth (registered trademark) will be described unless otherwise specified.
  • the operator operates the console 14 and causes the console 14 to read a predetermined injection protocol as control information.
  • the console 14 transmits the read injection condition data and the injection start operation signal to the main unit 25 by the first communication module 141.
  • the main unit 25 receives the injection condition data and the like by the second communication module 21 and transmits them to the injector 22 via the power supply-control line 120.
  • the injector 22 performs an injection operation according to the received injection conditions.
  • the injector 22 transmits data related to the injection status to the console 14 via the main unit 25 as needed.
  • the console 14 receives this and displays it on the monitor as the injection status in real time.
  • the console 14 checks whether or not the console 14 and the injector 22 are maintained in a communicable state at predetermined time intervals. If communication is impossible for some reason, the console 14 displays a predetermined alarm on the monitor.
  • the injector in the imaging room 2 Wireless communication between the terminal 22 and the console 14 outside the photographing room 2 can be performed stably. Furthermore, since the cable routed between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be omitted, both can be easily connected. Note that the second communication module 21 can also be provided in the head portion of the injector 22.
  • FIG. 13 shows a modification in which the main unit 25 of the injector 22 is arranged away from the stand 13 of the injector 22 in the medical imaging system of the second embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device
  • an injector 22 as an injection device
  • a main unit 25 as a control device for the injector 22
  • the main unit 25 is disposed away from the stand 13 of the injector 22, preferably at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 25 includes a second communication module 21 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the main unit 25 receives the operation signal by the second communication module 21.
  • the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • the first communication module 141 exchanges data between the console 14 arranged outside the imaging room 2 and the injector 22 arranged inside the imaging room 2. And via the second communication module 21. Therefore, the wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily.
  • FIG. 14 shows a modification in which the injector 22 is suspended from the ceiling member 300 in the medical imaging system of the second embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device and an injector 22 as an injection device are arranged.
  • the injector 22 is suspended from the ceiling via a ceiling suspension member 300.
  • the injector 22 is movable, and can inject a chemical solution at an arbitrary position in the imaging room 2.
  • the main unit 25 as a control device for the injector 22 is disposed in the ceiling pit 6.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2. The console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 25 includes a second communication module 21 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the main unit 25 receives the operation signal by the second communication module 21.
  • the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • FIG. 15 shows a modification in which the injector 22 is suspended from the ceiling member 300 and the relay unit 16 is provided in the medical imaging system of the second embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device and an injector 22 as an injection device are arranged.
  • the injector 22 is suspended from the ceiling via a ceiling suspension member 300.
  • the injector 22 is movable, and can inject a chemical solution at an arbitrary position in the imaging room 2.
  • the main unit 25 as a control device for the injector 22 is disposed in the ceiling pit 6.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2. Further, the console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 25 includes a second communication module 21 as a second wireless transmission / reception unit.
  • a relay unit 16 that relays wireless communication between the console 14 and the main unit 25 is disposed in the ceiling pit 6, and the relay unit 16 includes the wireless device 161 and the wireless device 161.
  • a power supply 162 is provided.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the relay unit 16 receives the operation signal by the wireless device 161.
  • the relay unit 16 transmits the received operation signal to the main unit 25, and the main unit 25 receives the operation signal by the second communication module 21.
  • the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 22 arranged inside the imaging room 2 is arranged in the ceiling pit 6. This can be done via the relay unit 16. Therefore, the wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. Furthermore, by providing the relay unit 16, wireless communication can be connected stably and easily even in an environment where radio waves are difficult to reach. Note that the number of relay units 16 is not limited to one, and two or more relay units 16 may be provided.
  • the medical imaging system of the third embodiment includes an angio imaging device as a medical imaging device.
  • angio imaging device as a medical imaging device.
  • the medical imaging system of FIG. 16 includes an angio imaging device 30 as a medical imaging device, and the angio imaging device 30 is disposed in the imaging room 2.
  • the photographing room 2 is surrounded by a shield wall 3 having a radiation shielding property.
  • a shield wall 3 having a radiation shielding property
  • the shield wall 3 may have radio wave shielding properties.
  • the radio wave can pass through the gap.
  • the shielding member is provided with a thin portion, radio waves can pass through the portion.
  • the radio wave can enter the region and pass through the shield wall 3.
  • a ceiling pit 6 is provided above the photography room 2, and an underfloor pit 7 is provided around or below the photography room 2.
  • the angio imaging device 30 is a conventionally known device, and images a predetermined part of a patient lying on a bed.
  • an injector 32 that is an injection device for injecting a chemical solution is disposed in the imaging room 2. Since the injector 32 of FIG. 16 is held on the stand 13 with casters, it can be moved freely.
  • An operation room 8 is provided outside the photographing room 2, and a console 14 as an operation device for operating the injector 32 and the like is disposed in the operation room 8.
  • the console 14 transmits the operation signal which operates the injector 32 as control information to the main unit 35 as a control apparatus of the injector 32 according to operation by an operator.
  • the console 14 incorporates a first communication module 141 (not shown) as a first wireless transmission / reception unit.
  • the main unit 35 incorporates a second communication module 21 (not shown) as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the main unit 35 receives the operation signal by the second communication module 21.
  • the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • a frequency band of 2 GHz or more, preferably 2.4 GHz to 5 GHz is used.
  • Bluetooth registered trademark
  • the operator operates the console 14 and causes the console 14 to read a predetermined injection protocol as control information.
  • the console 14 transmits the read injection condition data and the injection start operation signal to the main unit 35 by the first communication module 141.
  • the main unit 35 receives the injection condition data and the like by the second communication module 21 and transmits them to the injector 32 via the power supply-control line 120.
  • the injector 32 performs an injection operation according to the received injection conditions.
  • the injector 32 transmits data related to the injection state to the console 14 via the main unit 35 as needed.
  • the console 14 receives this and displays it on the monitor as the injection status in real time.
  • the console 14 checks whether or not the console 14 and the injector 32 are maintained in a communicable state at predetermined time intervals. If communication is impossible for some reason, the console 14 displays a predetermined alarm on the monitor.
  • [Separate injector] 17 and 18 show a modification in which the main unit 35 of the injector 32 is arranged away from the stand 13 of the injector 32 in the medical imaging system of the third embodiment.
  • an angio photographing device 30 (not shown) as a medical photographing device
  • an injector 32 as an injection device
  • a main unit 35 as a control device for the injector 32 are arranged.
  • the main unit 35 is disposed away from the stand 13 of the injector 32, preferably at the end of the imaging room 2.
  • the machine room 4 is provided adjacent to the operation room 8, and the main unit 35 is disposed in the machine room 4 away from the stand 13 of the injector 32.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 32 to the main unit 35 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 35 incorporates a second communication module 21 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal by the first communication module 141, and the main unit 35 receives the operation signal by the second communication module 21.
  • the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • FIG. 19 shows a modification in which the injector 32 is suspended from the ceiling member 300 in the medical imaging system of the third embodiment.
  • an angio photographing device 30 (not shown) as a medical photographing device and an injector 32 as an injection device are arranged.
  • the injector 32 is suspended from the ceiling via a ceiling suspension member 300.
  • the injector 32 is movable, and can inject a chemical at an arbitrary position in the imaging room 2.
  • a machine room 4 is provided adjacent to the operation room 8, and a main unit 35 as a control device of the injector 32 is arranged in the machine room 4.
  • a console 14 as an operating device is disposed in the operating room 8 outside the photographing room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 32 to the main unit 35 in accordance with an operation by the operator.
  • the console 14 transmits an operation signal as control information for operating the injector 32 to the main unit 35 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 35 incorporates a second communication module 21 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the main unit 35 receives the operation signal by the second communication module 21.
  • the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32.
  • the control signal is transmitted to the injector 32 via the control line 120, and the injector 32 performs an operation according to the control signal.
  • FIG. 20 shows a modification in which the injector 32 is suspended from the ceiling member 300 and the relay unit 16 is provided in the medical imaging system of the third embodiment.
  • an angio photographing device 30 (not shown) as a medical photographing device and an injector 32 as an injection device are arranged.
  • the injector 32 is suspended from the ceiling via a ceiling suspension member 300.
  • the injector 32 is movable and can inject a chemical at an arbitrary position in the imaging room 2.
  • a machine room 4 is provided adjacent to the operation room 8, and a main unit 35 as a control device of the injector 32 is arranged in the machine room 4.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector to the main unit 35 in accordance with an operation by the operator.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the main unit 35 incorporates a second communication module 21 as a second wireless transmission / reception unit.
  • a relay unit 16 that relays wireless communication between the console 14 and the main unit 35 is disposed in the underfloor pit 7, and the relay unit 16 includes the wireless device 161 and the wireless device 161.
  • a power supply 162 is provided.
  • the console 14 transmits an operation signal as control information by the first communication module 141, and the relay unit 16 receives the operation signal by the wireless device 161.
  • the relay unit 16 transmits the received operation signal to the main unit 35, and the main unit 35 receives the operation signal by the second communication module 21.
  • the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 32 arranged inside the imaging room 2 is arranged in the underfloor pit 7. This can be done via the relay unit 16. Therefore, it is possible to stably and easily connect wireless communication between the injector 32 in the photographing room 2 and the console 14 outside the photographing room 2. Furthermore, by providing the relay unit 16, wireless communication between the injector 32 in the photographing room 2 and the console 14 outside the photographing room 2 can be stably and easily connected even in an environment where radio waves are difficult to reach. Note that the number of relay units 16 is not limited to one, and two or more relay units 16 may be provided.
  • the medical imaging system of the fourth embodiment uses a wireless system using optical wireless communication.
  • differences from the first to third embodiments will be described in particular, and the same reference numerals will be assigned to the components described in the first to third embodiments, and description thereof will be omitted. .
  • the constituent elements having the same reference numerals perform substantially the same operations and functions, and the effects thereof are also substantially the same.
  • the 21 includes an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus, and the MRI imaging apparatus 10 is disposed in the imaging room 2.
  • the photographing room 2 is surrounded by a shield wall 3 having electromagnetic shielding properties, and a machine room 4 is provided adjacent to the photographing room 2.
  • a ceiling pit 6 is provided above the photography room 2
  • an underfloor pit 7 is provided around or below the photography room 2.
  • an injector 12 that is an injection device for injecting a chemical solution is disposed in the imaging room 2. Since the injector 12 of FIG. 21 is held on a stand 13 with casters, it can be moved freely.
  • a main unit 15 as a control device for the injector 12 is also held on the stand 13.
  • An operation room 8 is provided outside the imaging room 2, and a console 14 as an operation device for operating the injector 12 and the like is disposed in the operation room 8.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator.
  • a first optical wireless communication unit 41 is disposed through the filter box 5 that separates the imaging room 2 and the machine room 4.
  • the first optical wireless communication unit 41 is connected to the console 14 via the power supply-control line 160.
  • the main unit 15 has a second optical wireless communication unit 42 as a wireless transmission / reception unit.
  • the first optical wireless communication unit 41 and the second optical wireless communication unit 42 include LEDs (light emitting diodes) as the light emitting units 411 and 421 and photodiodes as the light receiving units 412 and 422.
  • An infrared light emitting diode, an infrared laser, a light bulb, a fluorescent lamp, or the like can be used as the light emitting unit, and an image sensor or the like can be used as the light receiving unit.
  • the broken line indicates an optical path
  • the light emitting unit 411 and the light receiving unit 422 are connected to the light emitting unit 421 and the light receiving unit 412 by a straight optical path.
  • the configuration is not limited to the configuration of being connected by a straight optical path, and the arrangement positions thereof can be appropriately set as long as the light emitted from the light emitting unit 411 and the light emitting unit 421 can be received by the light receiving unit 422 and the light receiving unit 412.
  • a light transmissive member such as glass can be interposed between the light emitting unit 411 and the light receiving unit 412, and the light emitting unit 421 and the light receiving unit 422.
  • a glass member for dust prevention can be disposed in front of the light emitting unit 411 and the light receiving unit 412.
  • As light for example, visible light or infrared light is used. Except where specifically described, an example using visible light will be described below.
  • the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the power supply-control line 160.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 15 by the light emitting unit 411.
  • the main unit 15 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal.
  • the operator operates the console 14 and causes the console 14 to read a predetermined injection protocol as control information.
  • the console 14 transmits the read injection condition data and the injection start operation signal to the first optical wireless communication unit 41.
  • the first optical wireless communication unit 41 transmits the received injection condition data to the main unit 15.
  • the main unit 15 receives the injection condition data and the like by the second optical wireless communication unit 42 and transmits it to the injector 12 via the power-control line 120.
  • the injector 12 performs an injection operation according to the received injection conditions.
  • the injector 12 transmits data related to the injection state to the console 14 via the main unit 15 and the first optical wireless communication unit 41 as needed.
  • the console 14 receives this and displays it on the monitor as the injection status in real time.
  • the console 14 confirms whether the console 14 and the injector 12 are maintained in a communicable state via the first optical wireless communication unit 41 and the main unit 15 at a predetermined time interval. To do. If communication is impossible for some reason, the console 14 displays a predetermined alarm on the monitor.
  • an exchange between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is performed by an optical wireless communication unit. Can be done through. Therefore, wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be stably performed. Furthermore, since the cable routed between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be omitted, both can be easily connected. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise.
  • FIG. 22 shows a modification in which the main unit 15 of the injector 12 is arranged away from the stand 13 of the injector 12 in the medical imaging system of the fourth embodiment.
  • an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus
  • an injector 12 as an injection apparatus
  • a main unit 15 as a control apparatus for the injector 12
  • the main unit 15 is separated from the stand 13 of the injector 12 and is preferably disposed at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 12 to the main unit 15 in accordance with an operation by the operator.
  • the first optical wireless communication unit 41 for communicating with the console 14 and the main unit 15 is disposed through the shield wall 3 separating the imaging room 2 and the ceiling pit 6, unlike FIG. 21.
  • the first optical wireless communication unit 41 is connected to the console 14 via the power supply-control line 160.
  • the main unit 15 has a second optical wireless communication unit 42 as a wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the power supply-control line 160.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 15 by the light emitting unit 411.
  • the main unit 15 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal.
  • the communication between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is performed using the optical wireless communication unit. Can be done through. Therefore, the wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise.
  • FIG. 23 shows a modification in which the relay unit 16 is provided in the medical imaging system of the fourth embodiment.
  • an MRI imaging apparatus 10 (not shown) as a medical imaging apparatus and an injector 12 as an injection apparatus are arranged.
  • the main unit 15 is disposed away from the stand 13 of the injector 12, preferably at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal for operating the injector 12 as control information to the main unit 15 via the relay unit 16 in accordance with an operation by the operator. Therefore, the console 14 incorporates a communication module 141 as a first wireless transmission / reception unit.
  • the relay unit 16 has a wireless device 161 and an uninterruptible power supply 162 and is arranged in the ceiling pit 6. Further, unlike FIG. 21, the first optical wireless communication unit 41 for communicating with the main unit 15 is disposed through the shield wall 3 that separates the imaging room 2 and the ceiling pit 6. The first optical wireless communication unit 41 is connected to the relay unit 16 via the power supply-control line 400.
  • the main unit 15 has a second optical wireless communication unit 42 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information by the communication module 141.
  • the relay unit 16 receives an operation signal from the wireless device 161 and transmits it to the first optical wireless communication unit 41 via the power supply-control line 400.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 15 by the light emitting unit 411.
  • the main unit 15 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 15 transmits a control signal corresponding to the received operation signal to the injector 12. This control signal is transmitted to the injector 12 via the power supply-control line 120, and the injector 12 performs an operation according to the control signal.
  • the communication between the console 14 arranged outside the imaging room 2 and the injector 12 arranged inside the imaging room 2 is performed using the optical wireless communication unit. Can be done through. Therefore, the wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise. Furthermore, by providing the relay unit 16, wireless communication between the injector 12 in the photographing room 2 and the console 14 outside the photographing room 2 can be stably and easily connected even in an environment where radio waves are difficult to reach. Note that the number of relay units 16 is not limited to one, and two or more relay units 16 may be provided.
  • FIG. 24 shows a modification in which the CT imaging apparatus 20 is provided in the medical imaging system of the fourth embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device and an injector 22 as an injection device are arranged.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the first optical wireless communication unit 41 that communicates with the console 14 and the main unit 25 is connected to the console 14 via the power-control line 160. Further, unlike FIG. 21, the main unit 25 has a power transformer 23 and an uninterruptible power supply 24, and a second optical wireless communication unit 42 as a wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the power supply-control line 160.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 25 by the light emitting unit 411.
  • the main unit 25 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • the exchange between the console 14 arranged outside the imaging room 2 and the injector 222 arranged inside the imaging room 2 is performed using the optical wireless communication unit. Can be done through. Therefore, the wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise.
  • FIG. 25 shows a modification in which the CT unit 20 is provided and the main unit 25 of the injector 22 is arranged away from the stand 13 of the injector 22 in the medical imaging system of the fourth embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device
  • an injector 22 as an injection device
  • a main unit 25 as a control device for the injector 22
  • the main unit 25 is disposed away from the stand 13 of the injector 22, preferably at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 22 to the main unit 25 in accordance with an operation by the operator.
  • the main unit 25 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the control line 120, and the injector 22 performs an operation according to the control signal.
  • the communication between the console 14 arranged outside the imaging room 2 and the injector 22 arranged in the imaging room 2 is performed using the optical wireless communication unit. Can be done through. Therefore, the wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise.
  • FIG. 26 shows a modification in which the CT imaging apparatus 20 and the relay unit 16 are provided in the medical imaging system of the fourth embodiment.
  • a CT imaging device 20 (not shown) as a medical imaging device and an injector 22 as an injection device are arranged.
  • the main unit 25 is disposed away from the stand 13 of the injector 22, preferably at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2. Further, the console 14 transmits an operation signal for operating the injector 22 as control information to the main unit 25 via the relay unit 16 in accordance with an operation by the operator. Therefore, the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the relay unit 16 has a wireless device 161 and an uninterruptible power supply 162 and is arranged in the ceiling pit 6. Also, unlike FIG. 21, the first optical wireless communication unit 41 for communicating with the main unit 25 is disposed through the shield wall 3 that separates the imaging room 2 and the ceiling pit 6. The first optical wireless communication unit 41 is connected to the relay unit 16 via the power supply-control line 400. Unlike FIG. 21, the main unit 25 includes a power transformer 23 and an uninterruptible power supply 24, and a second optical wireless communication unit 42 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information to the relay unit 16 by the communication module 141.
  • the relay unit 16 transmits the received operation signal to the first optical wireless communication unit 41 via the power supply-control line 400.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 25 by the light emitting unit 411.
  • the main unit 25 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 25 transmits a control signal corresponding to the received operation signal to the injector 22. This control signal is transmitted to the injector 22 via the power supply-control line 120, and the injector 22 performs an operation according to the control signal.
  • the communication between the console 14 arranged outside the imaging room 2 and the injector 22 arranged in the imaging room 2 is performed using the optical wireless communication unit. Can be done through. Therefore, the wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be connected stably and easily. In addition, since a wireless system using optical wireless communication is used, there is no possibility of adversely affecting shooting due to noise. Furthermore, by providing the relay unit 16, wireless communication between the injector 22 in the photographing room 2 and the console 14 outside the photographing room 2 can be stably and easily connected even in an environment where radio waves are difficult to reach. Note that the number of relay units 16 is not limited to one, and two or more relay units 16 may be provided.
  • FIG. 27 shows a modification in which an angiography apparatus 30 is provided in the medical imaging system of the fourth embodiment.
  • an angio photographing device 30 (not shown) as a medical photographing device and an injector 32 as an injection device are arranged.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 32 to the main unit 35 in accordance with an operation by the operator.
  • the first optical wireless communication unit 41 for communicating with the console 14 and the main unit 35 is connected to the console 14 via a power-control line 160.
  • the main unit 35 has a second optical wireless communication unit 42 as a wireless transmission / reception unit. Then, the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the power supply-control line 160.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 35 by the light emitting unit 411.
  • the main unit 35 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • FIG. 28 shows a modification in which the angiography apparatus 30 is provided in the medical imaging system of the fourth embodiment, and the main unit 35 of the injector 32 is arranged away from the stand 13 of the injector 32.
  • an angio photographing device 30 (not shown) as a medical photographing device
  • an injector 32 as an injection device
  • a main unit 35 as a control device for the injector 32 are arranged.
  • the main unit 35 is separated from the stand 13 of the injector 32 and is preferably disposed at the end of the imaging room 2.
  • a console 14 as an operation device is disposed in the operation room 8 outside the imaging room 2.
  • the console 14 transmits an operation signal as control information for operating the injector 32 to the main unit 35 in accordance with an operation by the operator.
  • the first optical wireless communication unit 41 for communicating with the console 14 and the main unit 35 is arranged through the shield wall 3 separating the imaging room 2 and the ceiling pit 6, unlike FIG. 21.
  • the first optical wireless communication unit 41 is connected to the console 14 via the power supply-control line 160.
  • the main unit 35 has a second optical wireless communication unit 42 as a wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the power supply-control line 160.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 35 by the light emitting unit 411.
  • the main unit 35 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • the relay unit 16 has a wireless device 161 and an uninterruptible power supply 162 and is arranged in the ceiling pit 6. Also, unlike FIG. 21, the first optical wireless communication unit 41 for communicating with the main unit 35 is disposed through the shield wall 3 that separates the imaging room 2 and the ceiling pit 6. The first optical wireless communication unit 41 is connected to the relay unit 16 via the power supply-control line 400.
  • the main unit 35 has a second optical wireless communication unit 42 as a second wireless transmission / reception unit.
  • the console 14 transmits an operation signal as control information to the first optical wireless communication unit 41 via the relay unit 16.
  • the first optical wireless communication unit 41 transmits an optical signal corresponding to the received operation signal to the main unit 35 by the light emitting unit 411.
  • the main unit 35 receives an operation signal composed of an optical signal by the light receiving unit 422 of the second optical wireless communication unit 42. Then, the main unit 35 transmits a control signal corresponding to the received operation signal to the injector 32. This control signal is transmitted to the injector 32 via the power supply-control line 120, and the injector 32 performs an operation according to the control signal.
  • FIG. 13 A modification of the medical imaging system shown in FIG. 13 will be described below as a fifth embodiment.
  • the medical imaging system of the fifth embodiment includes a power supply box 310 instead of the main unit 25.
  • the same reference numerals will be given to the components described in the first to fourth embodiments, and description thereof will be omitted.
  • the constituent elements having the same reference numerals perform substantially the same operations and functions, and the effects thereof are also substantially the same.
  • the 30 includes a CT imaging apparatus 20 as a medical imaging apparatus, and the CT imaging apparatus 20 is disposed in the imaging room 2.
  • the photographing room 2 is surrounded by a shield wall 3 having a radiation shielding property.
  • an injector 22 that is an injection device for injecting a chemical solution is disposed in the imaging room 2.
  • An operation room 8 is provided outside the photographing room 2, and a console 14 as an operation device for operating the injector 22 and the like is disposed in the operation room 8.
  • the console 14 incorporates a first communication module 141 as a first wireless transmission / reception unit.
  • the power supply box 310 incorporates the second communication module 21 as a second wireless transmission / reception unit.
  • the injector 22 is integrally provided with a control device 2144 composed of a 1Chip microcomputer or the like.
  • the console 14 uses the first communication module 141 to transmit an operation signal as control information for operating the injector 22 to the control device 2144 via the power supply box 310. Further, the second communication module 21 of the power supply box 310 receives the operation signal transmitted by the first communication module 141. Then, the second communication module 21 transmits an operation signal to the control device 2144 of the injector 22 via the control line 320. The control device 2144 generates a control signal corresponding to the received operation signal, and the injector 22 performs an operation corresponding to the control signal. Thus, since the control device 2144 of the injector 22 has a function of generating a control signal, the thickness of the control line 320 (cable) that connects the power supply box 310 and the injector 22 can be reduced. Further, the control line 320 can be easily passed through the inside of the stand 13 (the ceiling suspension member 300 when suspended from the ceiling).
  • FIG. 31 shows an internal configuration of the console 14 and is a schematic diagram in a state where the touch panel module is removed.
  • An I / F circuit board 1444 is screwed to the housing 140 of the console 14 so as to face a touch panel module (not shown). That is, when the touch panel module side is the front surface, the I / F circuit board 1444 is provided on the back wall of the housing 140.
  • a first communication module 141 is disposed near the upper corner of the I / F circuit board 1444.
  • the touch panel module (not shown) is provided with a 1Chip microcomputer 143, and the 1Chip microcomputer 143 includes a CPU, a ROM, a RAM, an I / F, and the like.
  • the injector 22 operates in accordance with a program installed in the ROM of the 1Chip microcomputer 143. Further, identification data such as a syringe or an extension tube that can be used is registered in the RAM.
  • the first communication module 141 has a chip antenna 1411, and the first communication module 141 is arranged so that the chip antenna 1411 faces upward and outward with respect to the mounting surface of the console 14.
  • the first communication module 141 is opposed to the touch panel module provided with the 1Chip microcomputer 143.
  • a flexible cable 1441 (not shown) connected to the touch panel module is connected to a terminal on the I / F circuit board 1444.
  • the antenna 17 is connected to the second communication module 21 via a cable (not shown). And the antenna 17 is arrange
  • a power connector 353 and a connection connector 355 disposed above the power connector 353 are provided on the second sidewall 352 facing the first sidewall 351.
  • the second communication module 21 is disposed at a height substantially opposite to the connection connector 355.
  • the switching power source 3523 is connected to the power connector 353 via a cable (not shown), and is connected to an AC power source via the power line 200.
  • the second communication module 21 is connected to the connection connector 355 via a cable (not shown), and is connected to the injector 22 via the control line 320.
  • the power supply box 310 may include a battery or an uninterruptible power supply. According to such a power supply box 310, the operation of the injector 22 can be continued during a power failure or when the power supply line 200 does not reach the external power supply. Further, the power supply box 310 can be disposed on the stand 13. According to such a power supply box 310, when there is much movement inside and outside the imaging room 2, for example, when the injector 22 is moved according to the position of the patient, the control line 320 does not come off.
  • the operator When injecting a chemical solution, the operator operates the console 14 to read a predetermined injection protocol into the console 14.
  • the console 14 transmits the read injection condition data and the injection start operation signal to the power supply box 310 by the first communication module 141.
  • the power supply box 310 receives the operation signal by the second communication module 21 and transmits it to the injector 22 via the control line 320.
  • the injector 22 generates a control signal according to the received operation signal, and performs an operation according to the control signal.
  • the injector 22 transmits data related to the injection state to the console 14 via the power supply box 310 as needed.
  • the console 14 receives this and displays it on the monitor as the injection status in real time.
  • the console 14 checks whether or not the console 14 and the power supply box 310 are maintained in a communicable state at predetermined time intervals.
  • the console 14 and the injector 22 operate so as to restore communication between the console 14 and the power supply box 310. That is, the 1Chip microcomputer 143 (hereinafter referred to as the control unit 143) as the control unit on the console side controls the first communication module 141 so as to restore communication with the second communication module 21. Further, the control device 2144 of the injector 22 that functions as a control device on the injection device side controls the second communication module 21 so as to restore communication with the first communication module 141.
  • the control device 2144 is configured by a 1 chip microcomputer or the like provided in the housing of the injector 22 and controls the injector 22 based on an operation signal transmitted from the power supply box 310.
  • FIG. 33 illustrates the control when communication interruption occurs between the first communication module 141 and the second communication module 21 during the pairing process, and between the first communication module 141 and the second communication module 21. Communication is shown.
  • the control unit 143 causes the first communication module 141 to transmit a connection request. If the state is normal, the console 14 receives an affirmative response from the power supply box 310, and a connection is established between the first communication module 141 and the second communication module 21. However, if communication is interrupted for some reason, such as the power supply box 310 is not turned on, the power supply box 310 does not respond to the connection request.
  • the connection between the console 14 and the power supply box 310 is not established (the STO signal indicating the establishment of the connection remains High).
  • the control unit 143 determines that the connection has not been established when the first communication module 141 does not receive an acknowledgment even though the connection request is transmitted 10 times or 5 times per second.
  • the control unit 143 causes the first communication module 141 to repeatedly transmit a connection request at a predetermined interval for a predetermined time (for example, 1 minute). Then, the control unit 143 causes the touch panel monitor 142 to display an image or characters for informing the operator that the connection is waiting while the first communication module 141 transmits the connection request. Further, when a predetermined time has elapsed, the control unit 143 causes the touch panel monitor 142 to display an image or a character that prompts the operator to check whether the power is on.
  • the confirmation instruction display includes, for example, a text “Please confirm whether the power is on”.
  • the control device 2144 causes the second communication module 21 to transmit a positive response to the connection request.
  • the connection between the first communication module 141 and the second communication module 21 is established (the STO signal becomes Low).
  • the control unit 143 turns off the display of the confirmation instruction and proceeds to the next process, and the control for restoring the communication is completed.
  • the control unit 143 causes the touch panel monitor 142 to display an image or characters for informing the operator that the connection is waiting.
  • the control unit 143 may display a confirmation instruction without displaying an image or characters on the touch panel monitor 142.
  • FIG. 34 illustrates the control when communication interruption occurs between the first communication module 141 and the second communication module 21 after pairing is established, and between the first communication module 141 and the second communication module 21. Communication is shown.
  • the control unit 143 causes the first communication module 141 to transmit a connection request again.
  • the power supply box 310 does not respond to the connection request. Therefore, the connection between the console 14 and the power supply box 310 is not established.
  • the control unit 143 causes the first communication module 141 to repeatedly transmit a connection request at a predetermined interval until the first communication module 141 receives an affirmative response.
  • the control device 2144 causes the second communication module 21 to transmit an affirmative response to the connection request.
  • the connection between the first communication module 141 and the second communication module 21 is established. Then, the control unit 143 proceeds to the next process, and the control for restoring communication is completed.
  • FIG. 35 illustrates the control when a command is transmitted from the console 14 to the power supply box 310 when communication interruption occurs between the first communication module 141 and the second communication module 21 in the injection idle state. .
  • FIG. 35 also shows communication between the first communication module 141 and the second communication module 21.
  • the injection idle state means a state before and after the chemical liquid injection in which the injector 22 has not injected the chemical liquid.
  • the control unit 143 causes the first communication module 141 to transmit a command such as an injection start signal.
  • the power supply box 310 does not respond to the command.
  • control unit 143 causes the first communication module 141 to transmit a connection request again. However, since communication is interrupted, the power supply box 310 does not respond to the connection request. Therefore, the connection between the console 14 and the power supply box 310 is not established. Then, the control unit 143 causes the first communication module 141 to repeatedly transmit connection requests at predetermined intervals until the first communication module 141 receives an affirmative response.
  • the check mode is a mode for prohibiting the injection of the chemical until the preparation for injection is completed.
  • the check mode can be canceled by pressing the check button on the injector 22 or the console 14. Normally, the operator presses the check button after completing the preparation for injection.
  • the control unit 143 of the console 14 sends an information request command for requesting the information (injection device information) of the injector 22 to the second communication module 21. 141 to transmit.
  • the control device 2144 causes the first communication module 141 to transmit the current information of the injector 22 to the second communication module 21.
  • the control unit 143 acquires the received information on the injection device, and creates and sends a command command corresponding to the state of the injection device.
  • the control unit 143 determines whether or not it is possible to inject a chemical solution, and if it is determined that injection is possible, causes the first communication module 141 to transmit a reconnection command. Further, when there is an operation for stopping injection by the hand switch 100 during communication interruption, the control unit 143 causes the first communication module 141 to transmit a switch command for stopping injection to the power supply box 310. Thereby, injection
  • control device 2144 can also stop the operation of the injector 22 and prohibit manual operation of the injector 22. Further, the control device 2144 may simply shift the injector 22 to the check mode without prohibiting the release of the check mode. In this case, the check mode can be canceled by pressing the check button of the injector 22 or the console 14.
  • the injector 22 information includes injector 22 status information, check mode on / off information, standby mode on / off information, information on syringes attached to the injectors 22, IC tag attachment / non-attachment information, and chemical injection. Status information, phase information for chemical injection, and the like. Furthermore, the status information of the injector 22 includes an initialization state, an injection idle state, a manual movement state of the plunger, an injection state, an injection pause state, an injection stop state, an injection end state, a warning state, an error state, etc. Information indicating that there is an injector 22 is included.
  • the syringe information includes information indicating the type of syringe, the mounting / non-mounting of the syringe, the remaining amount of the chemical in the syringe, and the like.
  • the injection status information includes information indicating that the injector 22 is present in the injection delay state, the injection state, the injection standby state, and the like.
  • FIG. 36 illustrates control when a command is transmitted from the power supply box 310 to the console 14 when communication interruption occurs between the first communication module 141 and the second communication module 21 in the injection idle state. .
  • FIG. 36 also shows communication between the first communication module 141 and the second communication module 21.
  • the control device 2144 causes the second communication module 21 to transmit a command such as an injection protocol transmission request.
  • the control device 2144 causes the injector 22 to wait until the second communication module 21 receives the connection request.
  • the control unit 143 causes the first communication module 141 to repeatedly transmit connection requests at predetermined intervals until the first communication module 141 receives an affirmative response.
  • the control device 2144 causes the second communication module 21 to transmit an acknowledgment to the connection request.
  • the first communication module 141 receives an affirmative response, the connection between the first communication module 141 and the second communication module 21 is established. Then, the control device 2144 causes the second communication module 21 to transmit a disconnection notification command for notifying that communication has been interrupted. Further, the control device 2144 temporarily stops the operation of the injector 22, shifts the injector 22 to the check mode, and prohibits the release of the check mode.
  • the control unit 143 causes the first communication module 141 to transmit an information request command for requesting information on the injector 22.
  • the control device 2144 causes the first communication module 141 to transmit the current information of the injector 22 to the second communication module 21.
  • the control unit 143 acquires the received information on the injection device, and creates and sends a command command corresponding to the state of the injection device. Further, based on the acquired information, the control unit 143 determines whether or not it is possible to inject a chemical solution, and if it is determined that injection is possible, causes the first communication module 141 to transmit a reconnection command. Further, when there is an operation to stop injection by the hand switch 100 during communication interruption, the control unit 143 causes the first communication module 141 to transmit a switch command to stop injection.
  • FIG. 37 illustrates the control when a command is transmitted from the power supply box 310 to the console 14 when communication interruption occurs between the first communication module 141 and the second communication module 21 during the injection of the chemical solution. .
  • FIG. 37 also shows communication between the first communication module 141 and the second communication module 21.
  • the control device 2144 causes the second communication module 21 to transmit a command or the like indicating the remaining amount of the chemical solution.
  • the console 14 does not respond to the command.
  • the control unit 143 causes the first communication module 141 to repeatedly transmit connection requests at predetermined intervals until the first communication module 141 receives an affirmative response.
  • the control device 2144 causes the second communication module 21 to transmit an acknowledgment to the connection request.
  • the first communication module 141 receives an affirmative response, the connection between the first communication module 141 and the second communication module 21 is established.
  • the control device 2144 causes the second communication module 21 to transmit a disconnection notification command for notifying that communication has been interrupted.
  • the control device 2144 continues the operation of the injector 22 while the communication is interrupted, and the chemical solution is continuously injected. That is, when communication is interrupted during the injection of the chemical solution, the control device 2144 controls the second communication module 21 to transmit a disconnection notification command and continues the operation of the injector 22.
  • the control unit 143 causes the first communication module 141 to transmit an information request command for requesting information on the injector 22.
  • the control device 2144 causes the first communication module 141 to transmit the current information of the injector 22 to the second communication module 21.
  • the control device 2144 deletes (overwrites) information while communication is interrupted, and transmits the current information of the injector 22.
  • the control unit 143 acquires the received information on the injection device, and creates and sends a command command corresponding to the state of the injection device. Further, the control unit 143 determines whether or not the chemical solution can be injected based on the acquired information.
  • control unit 143 determines that the injection is possible, the control unit 143 causes the first communication module 141 to transmit a reconnection command. Further, when there is an operation for stopping injection by the hand switch 100 while communication is interrupted, the control unit 143 causes the first communication module 141 to transmit a switch command for stopping injection to the power supply box 310. When receiving the reconnection command, the control device 2144 causes the second communication module 21 to transmit the reconnection command. When the reconnection command is received, the control unit 143 turns off the connection waiting state display. This completes the control for restoring communication.
  • control device 2144 deletes information while communication is interrupted, the storage area can be reduced.
  • the control unit 143 calculates a scheduled injection end time, and displays an error display on the touch panel monitor 142 when communication is not recovered even after the scheduled time has passed.
  • the control device 2144 may temporarily stop the operation of the injector 22 and shift the injector 22 to the check mode instead of continuing the injection.
  • the control device 2144 may display a selection image indicating whether or not the operation of the injector 22 is stopped on the touch panel monitor 142 instead of continuing the injection.
  • the operator can select whether or not to stop the operation of the injector 22 by an initial setting in advance.
  • the control device 2144 may store information while communication is interrupted and may transmit the information to the second communication module 21 as information on the injector 22. Furthermore, when a leak sensor attached to the patient's body detects a leak of the chemical solution while communication is interrupted, the leak sensor transmits a command to stop the injection to the console 14 or the injector 22 by wire or wirelessly. You can also. Thereby, injection
  • FIG. 38 shows communication between the first communication module 141 and the second communication module 21.
  • the case where the statuses are different is a case where information indicating the end of injection is included in the information of the injection device, contrary to the fact that the control unit 143 predicts that the injection is in progress. Until the information request command is transmitted, it is the same as the example shown in FIG.
  • the control unit 143 of the console 14 predicts the current status of the injector 22 based on the injection protocol. Further, the control unit 143 of the console 14 compares the status of the injector 22 based on the acquired information of the injector 22 with the predicted status. If the status is different from the predicted status, the control unit 143 of the console 14 causes the second communication module 21 to transmit an initialization command to the first communication module 141. When the second communication module 21 receives the initialization command, the control device 2144 initializes the injector 22 and causes the second communication module 21 to transmit the initialization command. When the first communication module 141 receives the initialization command, the control unit 143 initializes the console 14. After completion of the initialization process, the injector 22 and the console 14 shift to the injection idle state. This completes the control for restoring communication.
  • the initialization process is a process for resetting and restarting the console 14 and the injector 22.
  • the console 14 and the injector 22 shift to the injection idle state through the module search and the pairing process. Therefore, even if the status indicated by the information acquired by the console 14 and the status predicted by the control unit 143 of the console 14 are different and it is not possible to determine which is correct, the console 14 and the injector 22 Can be transferred to the injection idle state. If it can be determined that one of the statuses is correct, the control unit 143 or the control device 2144 may change the status according to the correct status.
  • control 33 to 38 described above is realized by a program mounted on a computer-readable internal recording medium such as a ROM of the control unit 143 or the control device 2144. That is, the control is realized by the program causing the control unit 143 or the control device 2144 to execute the processes described above.
  • the program may be stored in a computer-readable external recording medium. In this case, the control is realized by a program read by the control unit 143 or the control device 2144 from the external recording medium.
  • the power supply box 310 having the antenna 17 is arranged away from the stand 13 of the injector 22.
  • the position where the power supply box 310, that is, the antenna 17 is arranged is not limited to the vicinity of the patient. Therefore, even if the communication environment is poor near the patient, the power supply box 310 can be moved to a place in the imaging room 2 where the communication environment is good.
  • the control when the communication between the console 14 and the power supply box 310 is interrupted has been described.
  • the console 14 can perform similar control even when communication with other devices such as the hand switch 100 is interrupted.
  • the number of devices that communicate with the console 14 is not limited to one, and the console 14 and two or more devices may communicate simultaneously.
  • the power supply box 310 can also be comprised integrally with the injector 22, and can also be comprised so that attachment or detachment with respect to the injector 22 is possible.
  • a portable general-purpose display device can be connected to the console 14 instead of the touch panel of the console 14.
  • the injector 22 is operated according to an operation signal input via the general-purpose display device.
  • it can replace with the 1st communication module 141 and the 2nd communication module 21, and can also use the 1st and 2nd optical wireless communication unit.
  • the injector 22 can also be suspended from a ceiling.
  • the injector 22 can be provided with a second communication module 21.
  • the injector 22 can be directly operated by the wireless hand switch 100.
  • a portable touch panel module can be attached to the injector 22 or the stand 13 as an operation device.
  • the operator can operate the injector 22 at an arbitrary place by using the touch panel module.
  • the touch panel module as an operation device is provided integrally with the injector 22 and can also be used as a display operation device.
  • the display operation device may be movably connected to the injector 22.
  • control of the fifth embodiment is applied to the control in the case where the communication between the console and the main unit, the relay unit, or the optical wireless communication unit is interrupted in the first to fourth embodiments and the modifications. You can also. For example, if the connection between the console wireless transmission / reception unit and the relay unit is established after the communication between the console wireless transmission / reception unit and the relay unit is interrupted, the control device disconnects the communication to the console wireless transmission / reception unit. A disconnection notification command for notifying the user that the operation has been performed can be transmitted to the relay unit. Further, after the communication between the first optical wireless communication unit and the second optical wireless communication unit is interrupted, the connection between the first optical wireless transmission / reception unit and the second optical wireless communication unit is established. The control device can cause the second optical wireless communication unit to transmit a disconnection notification command that notifies the first optical wireless communication unit that communication has been interrupted.
  • the power supply box 310 transmits information indicating the injection status of the chemical solution to the CT imaging device 20 via the second communication module 21. Specifically, the power supply box 310 transmits information such as an injection rate, an injection amount, an injection time, and a phase time.
  • the console 14 transmits information indicating a chemical injection protocol to the CT imaging device 20 via the first communication module 141. Specifically, the console 14 transmits information such as the phase type, the volume ratio, the injection speed, the injection volume, and the pressure limit. Then, before starting the injection of the chemical solution, the operator can operate the CT imaging device 20 to set the injection protocol of the chemical solution via the imaging device side communication module and transmit it to the console 14 or the power supply box 310.
  • the operator can operate the CT imaging device 20 to change the injection protocol of the chemical solution via the imaging device-side communication module and transmit it to the console 14 or the power supply box 310.
  • the CT imaging apparatus 20 can also transmit a command for stopping the injection to the console 14 or the injector 22. Thereby, injection
  • the injector 22 can acquire the exposure timing information from the CT imaging apparatus 20 and set appropriate injection conditions. Furthermore, exposure can be suppressed by the console 14 transmitting to the RFID information CT imaging apparatus 20 of the chemical solution and the CT imaging apparatus 20 setting the X-ray dose in advance. Furthermore, the console 14 can transmit injection result information including a pressure graph to PACS, HIS, RIS, etc., and record the information. Thereby, chemical
  • the medical imaging apparatus that can be used in the present modification is not limited to the CT imaging apparatus, and various imaging apparatuses such as an angio imaging apparatus can also be used.
  • the console 14 and the injector 22 can be connected to a plurality of different medical imaging devices by wire or wirelessly.
  • the console 14 and the injector 22 can be connected to a CT imaging apparatus and an angiography apparatus by wire or wirelessly.
  • an injector for the CT imaging apparatus and an injector for the angio imaging apparatus can be used.
  • the console 14 and the injector 22 can be connected to PACS, HIS, RIS, etc. by wire or wirelessly.
  • each of the medical imaging systems can be changed to a configuration including the hand switch 100 or a plurality of consoles 14.
  • wireless communication with the main unit or the injector can be performed by the wireless hand switch 100 instead of the console 14.
  • a touch panel console built in or externally attached to the head portion of the injector 12 can be disposed as the sub-console 147.
  • the location of the relay unit 16 only needs to be able to transmit and receive with the console 14 via a wireless communication line. Therefore, the relay unit 16 can be disposed at any place in addition to the underfloor pit 7, the ceiling pit 6, and the machine room 4. Furthermore, the relay unit 16 and the main unit 15 or the injector 22 can be connected by a wireless method. Moreover, the medical imaging system of the fourth embodiment can be changed to a configuration including a ceiling-suspended injector 32. Further, in the fourth embodiment, the first optical wireless communication unit 41 can be provided on the shield wall 3 that separates the imaging room 2 and the operation room 8.
  • the present invention can be applied to a photographing apparatus other than the photographing apparatuses described in the above embodiment and the modified examples as long as the gist of the present invention is not violated. That is, as an imaging apparatus to which the present invention can be applied, various types such as an MRI imaging apparatus, a CT imaging apparatus, an angio imaging apparatus, a PET apparatus, a SPECT apparatus, a CT angio apparatus, an MR angio apparatus, an ultrasonic diagnostic apparatus, an angiographic apparatus, etc. There are medical imaging devices.
  • a wireless system other than the wireless system described in the above embodiment can also be used.
  • positions a speaker, a microphone, and a voice recognition means in the photography room 2, and operates the injector 15 using a sound can be considered.
  • the operation sound emitted by the operator or the sound corresponding to the input operation signal is output from the speaker, and this sound is acquired by the microphone in the photographing room 2.
  • the voice recognition means converts the acquired voice into an operation signal and transmits it to the main unit 15.

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JP2015167649A (ja) * 2014-03-05 2015-09-28 株式会社根本杏林堂 医用システムおよびコンピュータプログラム
WO2016104638A1 (fr) * 2014-12-24 2016-06-30 株式会社 東芝 Appareil d'imagerie par résonance magnétique et procédé d'installation pour appareil d'imagerie par résonance magnétique
CN106540357A (zh) * 2016-12-16 2017-03-29 苏州科技大学 自动点滴监测装置
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