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WO2021128088A1 - Agrafeuse chirurgicale à entraînement intelligent - Google Patents

Agrafeuse chirurgicale à entraînement intelligent Download PDF

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Publication number
WO2021128088A1
WO2021128088A1 PCT/CN2019/128420 CN2019128420W WO2021128088A1 WO 2021128088 A1 WO2021128088 A1 WO 2021128088A1 CN 2019128420 W CN2019128420 W CN 2019128420W WO 2021128088 A1 WO2021128088 A1 WO 2021128088A1
Authority
WO
WIPO (PCT)
Prior art keywords
power module
electric stapler
trigger
main body
firing rod
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/CN2019/128420
Other languages
English (en)
Chinese (zh)
Inventor
李学军
赵博
张晋辉
代立军
赵延瑞
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.)
Beijing Biosis Healing Biological Technology Co Ltd
Original Assignee
Beijing Biosis Healing Biological Technology 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 Beijing Biosis Healing Biological Technology Co Ltd filed Critical Beijing Biosis Healing Biological Technology Co Ltd
Priority to PCT/CN2019/128420 priority Critical patent/WO2021128088A1/fr
Priority to CN201911378042.8A priority patent/CN113017737B/zh
Priority to CN201911378001.9A priority patent/CN113017736B/zh
Priority to CN201911381684.3A priority patent/CN113017738B/zh
Priority to CN201911377995.2A priority patent/CN113017735B/zh
Publication of WO2021128088A1 publication Critical patent/WO2021128088A1/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
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214—Stapler heads
    • A61B2017/07271—Stapler heads characterised by its cartridge
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension

Definitions

  • the invention relates to the field of medical equipment, in particular to an intelligent electric drive surgical instrument, in particular to an intelligent electric stapler.
  • the electric stapler is used in minimally invasive surgery, which can cut the diseased tissue and close the wound.
  • electric staplers are all for one-time use, resulting in higher use costs and a heavier burden on patients.
  • the power source of the existing electric stapler is mainly a motor. Because the stapler is a one-time use, due to cost considerations, the selected motor is of poor quality, which leads to a higher risk of failure of the electric stapler.
  • the electric stapler is driven by a motor, it cannot sense the force used when cutting the tissue and closing the tissue wound, and it cannot judge the thickness of the tissue or even the tissue disease.
  • the electric stapler needs to have different lengths of staple cartridges, and the staple cartridges with different lengths require different movement strokes of the firing rod.
  • the existing electric staplers are used with staple cartridges of specific lengths and cannot be replaced Staple cartridges of different lengths.
  • the present invention aims to provide an electric stapler to achieve at least one of the following objectives.
  • At least a part of the electric stapler can be used repeatedly, thereby reducing the use cost of the electric stapler.
  • parameters such as the resistance received by the electric stapler during firing are detected, so as to know the pathological condition of the tissue.
  • the same electric stapler can be used with staple cartridges of different lengths, reducing equipment models or reducing use costs.
  • parameters such as blood oxygen saturation are detected, so as to know the pathological condition of the tissue.
  • the first aspect of the present invention provides an electric stapler with a detachable power module, and the electric stapler includes:
  • a main body capable of cutting tissue and firing staples to close the wound to stop bleeding, and the main body is provided with an interface board;
  • a power module can be detachably connected to the main body, the power module includes a control unit, the power module further includes a motor and/or a battery assembly, and the main body and the power module are connected together At this time, the control unit is electrically connected to the interface board.
  • the power module is provided with a housing support, the housing support protrudes from the surface of the power module, and the housing support is at least partially inserted in the state where the main body and the power module are connected together The main body.
  • the interface board is provided with a power module connection detection switch, and when the main body and the power module are connected together, the housing bracket can trigger the power module connection detection switch.
  • the housing bracket is provided with a locking groove
  • the main body is provided with a plug-in lock assembly
  • the locking groove can cooperate with the plug-in lock assembly to connect and lock the power module and the main body.
  • the power module includes the motor, and when the main body and the power module are connected together, the motor and the main body are connected by a transmission mechanism.
  • the power module is located on the rear side of the main body.
  • a handle is provided at the bottom of the main body, and the power module is located below the handle or the power module is used as at least a part of the handle.
  • the power module includes a power module body and a power module housing, and the module body is installed in the power module housing.
  • the power module housing includes:
  • a rear case can at least partially accommodate the power module main body, the power module main body including the motor and the control unit;
  • a front housing the front housing is provided with an adapter plate and a coupling, the coupling is rotatably mounted on the front housing, the output shaft of the motor is connected to the coupling, and the control unit Connected to the adapter board.
  • the front housing is provided with a plug
  • the plug includes a first plug and a second plug that can move in a first direction, and a third plug that can move in a second direction.
  • Both of the two plug pins cooperate with the third plug through an inclined surface, so that when the third plug moves in the second direction, the first plug and the second plug move in the first direction correspondingly, so The first direction and the second direction are perpendicular to each other.
  • the second aspect of the present invention provides a power module housing for an electric stapler, the power module housing includes:
  • a rear shell, the rear shell can at least partially accommodate a power module main body for the electric stapler, the power module main body including a motor and a control unit;
  • a front housing the front housing is provided with an adapter plate and a coupling, the coupling is rotatably mounted on the front housing, and the output shaft of the motor can be connected to the coupling in a torsion-resistant manner,
  • the control unit can be connected to the adapter board.
  • the front housing is provided with a plug
  • the plug includes a first plug and a second plug that can move in a first direction, and a third plug that can move in a second direction.
  • Both of the two plug pins cooperate with the third plug through an inclined surface, so that when the third plug moves in the second direction, the first plug and the second plug move in the first direction correspondingly, so The first direction and the second direction are perpendicular to each other.
  • the third aspect of the present invention provides an electric stapler capable of detecting the resistance to firing, and the electric stapler includes:
  • a firing mechanism the firing mechanism includes a screw, a screw sleeve, and a firing rod, the firing rod is connected to the screw sleeve, the screw sleeve is sleeved on the screw, and can be driven by the rotation of the screw The screw sleeve moves in the front-rear direction, so that the firing rod moves along the front-rear direction with the screw sleeve;
  • the pressure sensor is located at the rear end of the firing rod, and when the firing rod is subjected to resistance when moving forward, the firing rod transmits force to the pressure sensor.
  • the screw sleeve is provided with a receiving groove, the pressure sensor and the end of the firing rod are embedded in the receiving groove, and the pressure sensor is located at the bottom of the receiving groove and the end of the firing rod.
  • the pressure sensor is located at the bottom of the receiving groove and the end of the firing rod.
  • the electric stapler is provided with an interface board, the interface board is provided with a sensor interface, and the pressure sensor is electrically connected to the sensor interface.
  • the electric stapler includes a jaw, the jaw is provided with a blood oxygen saturation sensor, and the blood oxygen saturation sensor is electrically connected to the sensor interface.
  • the screw rod sleeve is provided with a pin inserted into the screw rod sleeve, and the end of the pin is located in the gap between the threads of the screw rod, so that the pin and the thread are matched.
  • the electric stapler includes:
  • a main body comprising: an interface board provided with a power module connection detection switch; and the firing mechanism;
  • a power module can be detachably connected to the main body, the power module includes a control unit, the power module further includes a motor and/or a battery assembly, and the main body and the power module are connected together At this time, the control unit is electrically connected to the interface board.
  • the power module includes the motor, and when the main body and the power module are connected together, the motor and the screw rod are connected by a transmission mechanism.
  • the electric stapler further includes:
  • a return switch the return switch is used to control the movement of the firing rod
  • a return slider the return slider is arranged in a manner capable of sliding in the front and rear directions, and the return switch can be triggered when the return slider slides in the front and rear directions;
  • the firing rod is provided with a first trigger surface and a trigger member mounting portion, the first trigger surface faces the front side, and when the firing rod moves forward and reaches a first predetermined position, the first trigger surface
  • the trigger mounting portion is located in front of the first trigger surface, and a trigger can be mounted in the trigger mounting portion, and the trigger can reach a second predetermined position at the firing rod When triggering the return slider.
  • the trigger mounting portion is a groove, and the groove partially surrounds the circumference of the firing rod, or forms an annular groove around the firing rod.
  • the trigger mounting part is a hole or an opening.
  • the return slide is connected with a return push button, the return push button is exposed from the surface of the main body of the electric stapler, so that the return push button can be pushed to make the return slide trigger the Return switch.
  • the fourth aspect of the present invention provides an electric stapler with a return control function, and the electric stapler includes:
  • a firing mechanism the firing mechanism includes a firing rod, the firing rod can move in the forward and backward directions of the electric stapler;
  • a return switch the return switch is used to control the movement of the firing rod
  • a return slider the return slider is arranged in a manner capable of sliding in the front and rear directions, and the return switch can be triggered when the return slider slides in the front and rear directions;
  • the firing rod is provided with a first trigger surface and a trigger member mounting portion, the first trigger surface faces the front side, and when the firing rod moves forward and reaches a first predetermined position, the first trigger surface
  • the return slider can be triggered, the trigger mounting portion is located in front of the first trigger surface, the trigger mounting portion can be mounted with a trigger, and the trigger can reach the second preset when the firing rod The return slider is triggered when the position is reached.
  • the trigger mounting portion is a groove, and the groove partially surrounds the circumference of the firing rod, or forms an annular groove around the firing rod.
  • the trigger mounting part is a hole or an opening.
  • the distance between the trigger member mounting portion groove and the first trigger surface is 10 mm to 50 mm.
  • the firing rod is further provided with a second firing surface, the second firing surface is located in front of the trigger member mounting portion groove, the second firing surface faces the rear side, and the firing rod moves backward And when the third predetermined position is reached, the second trigger surface can trigger the return slider.
  • the return slide is connected with a return push button, the return push button is exposed from the surface of the main body of the electric stapler, so that the return push button can be pushed to make the return slide trigger the Return switch.
  • the firing mechanism further includes a screw rod and a screw rod cover, the firing rod is connected to the screw rod cover, the screw rod cover is sleeved on the screw rod, and the screw rod can drive the screw rod to rotate.
  • the screw sleeve moves in the front-rear direction, so that the firing rod moves along the front-rear direction with the screw sleeve;
  • the electric stapler further includes a pressure sensor located at the rear end of the firing rod, and when the firing rod is subjected to resistance when moving forward, the firing rod transmits force to the pressure sensor.
  • the electric stapler is provided with an interface board
  • the return switch is provided on the interface board
  • the interface board is provided with a sensor interface
  • the pressure sensor is electrically connected to the sensor interface.
  • the electric stapler includes:
  • a main body including the firing mechanism
  • a power module can be detachably connected to the main body, the power module includes a control unit, the power module further includes a motor and/or a battery assembly, and the control unit is electrically connected to the interface board.
  • the power module includes the motor, and when the main body and the power module are connected together, the motor and the screw rod are connected by a transmission mechanism.
  • the front end of the electric stapler is provided with a jaw, and the jaw is provided with a replaceable staple cartridge.
  • the fifth aspect of the present invention provides a detachable electric stapler capable of measuring blood oxygen saturation, and the electric stapler includes:
  • the main body includes a jaw closing mechanism, the main body is provided with an interface board, the jaw closing mechanism includes a jaw, the jaw is arranged at the front end of the main body, and the jaw is provided with blood oxygen saturation Degree sensor
  • a power module can be detachably connected to the main body, the power module includes a control unit, the power module further includes a motor and/or a battery assembly, and the main body and the power module are connected together At this time, the control unit is electrically connected to the interface board.
  • the blood oxygen saturation sensor is a reflective blood oxygen saturation sensor or a transmissive blood oxygen saturation sensor.
  • the blood oxygen saturation sensor is electrically connected to the interface board through a lead set at the firing rod sleeve.
  • the blood oxygen saturation sensor is provided with a plurality of electrical contacts, and the blood oxygen saturation sensor is connected to the interface by connecting the electrical contacts with a lead wire provided at the firing rod sleeve.
  • the board is electrically connected.
  • the jaws can be opened up and down, and the jaws can be swung in the left and right directions.
  • the power module is provided with a housing support, the housing support protrudes from the surface of the power module, and the housing support is at least partially inserted in the state where the main body and the power module are connected together The main body.
  • the handle 121 is provided with a first press-fitting portion 121a
  • the reset button 122 is provided with a second press-fitting portion 122a
  • the first press-fitting portion 121a and the second press-fitting portion 122a At least partially located in the same vertical plane. Viewed from right to left, when the jaws 129 are opened, the first press-fitting portion 121a and the second press-fitting portion 122a are in contact in the rotation direction of the reset button 122, and the first press-fitting portion 121a blocks the reset button 122 from moving counterclockwise. Direction swing.
  • the second press-fitting portion 122a and the first press-fitting portion 121a are staggered in the rotation direction of the reset button 122.
  • the reset button 122 rotates counterclockwise under the action of the reset button reset spring 123, so that the second press-fitting portion 122a abuts the first press-fitting portion 121a, and then the grip 121 cannot be rotated (in the counterclockwise direction) to reset .
  • the reset button 122 is provided with a third press-fitting portion 122b
  • the reset button insurance 124 is provided with a fourth press-fitting portion 124a and a fifth press-fitting portion 124b, the fourth press-fitting portion 124a and the fifth press-fitting portion 124b It can be located at both ends of the reset button safety 124.
  • the screw sleeve 132 is provided with raised ribs, and the bracket 15 is provided with grooves extending along the axial direction of the screw rod 131, and the ribs are embedded in the grooves.
  • the pin 139 is matched with the thread to drive the screw rod sleeve 132 to move back and forth along the axial direction of the screw rod 131. It can be understood that the pin 139 is easy to achieve high machining accuracy, so that the gap between the pin 139 and the thread is small, and the screw rod sleeve 132 is driven by the screw rod 131 to move with high accuracy.
  • oxyhemoglobin HbO2
  • reduced hemoglobin Hb
  • the degree of light absorption and light scattering of blood is related to blood oxygen saturation; while in the infrared spectrum, the absorption of oxyhemoglobin and reduced hemoglobin is quite different.
  • the degree of light absorption and light scattering of blood is mainly related to the hemoglobin content.
  • the content of oxygenated hemoglobin and reduced hemoglobin is different and the absorption spectrum is different, so the blood oxygen saturation sensor can accurately reflect the blood oxygen saturation of the tissue according to the content of oxygenated hemoglobin and reduced hemoglobin.
  • the firing rod 133 is provided with a first trigger surface 133a and a second trigger surface 133b.
  • the first trigger surface 133a and the second trigger surface 133b can be formed by processing a section of the firing rod 133 with a smaller radial size, and the two ends of the section with a smaller radial size are the first trigger surface 133a and the second trigger surface 133a.
  • the first trigger surface 133a faces the front side
  • the second trigger surface 133b faces the rear side.
  • the return slider 137 is arranged to be able to slide along the front and rear direction F.
  • the return slider 137 is sleeved on the firing rod 133 and located on the first trigger surface 133a and the second trigger Between surface 133b.
  • the first trigger surface 133a is used to trigger the return slider 137, and then trigger the return switch 144, turn off the motor 211 to stop the firing rod 133 from moving forward or by, for example, turning the motor 211 in reverse.
  • the firing lever 133 is retracted.
  • the second trigger surface 133b is used to trigger the return slider 137, and then the return switch 144 is triggered to stop the firing rod 133 from retreating.
  • the firing rod 133 may also have the function of manually controlling the retracting.
  • the return slider 137 is connected with a return push button 137a (see FIG. 3).
  • the return push button 137a is exposed from the surface of the main housing 11. Pushing the return push button 137a allows the return slider 137 to trigger the return switch 144, thereby making the firing lever 133 return.
  • the trigger 134 is hinged to the grip 121, the trigger return spring 135 is a tension spring, one end of the trigger return spring 135 is connected to the bracket 15, the other end is connected to the trigger 134, the trigger return spring 135
  • the trigger 134 can have a tendency to rotate in a counterclockwise direction, and the trigger 134 can be kept in an unfired state.
  • the firing block 138 is hinged to the bracket 15. When the trigger 134 is pulled, the trigger 134 rotates in a clockwise direction and contacts with the firing block 138, causing the firing block 138 to rotate in a counterclockwise direction, the firing block 138 presses the firing switch 141, the firing switch 141
  • the motor can be controlled to rotate.
  • the trigger safety 136 is hinged to the handle 121, and the trigger safety 136 is located on the rear side of the trigger 134.
  • the trigger safety 136 or the grip 121 is provided with two holding parts, which can keep the trigger safety 136 in position, and the trigger safety 136 can be switched between the two positions by turning the trigger safety 136.
  • the trigger safety 136 When the trigger safety 136 is moved to the forward position, it can resist the trigger 134 to prevent the trigger 134 from being triggered by mistake; when the trigger safety 136 is moved to the backward position, the action of the trigger 134 will not be affected.
  • the plug-in lock assembly 17 includes a lock button 171 and a lock spring 172.
  • the lock spring 172 abuts on the lock button 171 to make the lock
  • the stop button 171 has a movement tendency to be inserted into the locking groove 224b (refer to FIG. 11).
  • the locking spring 172 causes the locking button 171 to be inserted into the locking groove 224b, thereby preventing the power module 2 and the main body 1 from being separated.
  • the locking button 171 is partially exposed on the surface of the main housing 11, and the locking button 171 can be manually moved to withdraw from the locking groove 224b, so that the power module 2 can be separated from the main body 1.
  • the power module main body 21 includes a motor 211 (may include a reducer), a motor bracket 212, a control unit 213, and a control unit connector 214.
  • the power module housing 22 includes a rear case 221 and a front case 222.
  • the rear case 221 and the front case 222 are connected to form a closed cavity that can accommodate the power module body 21.
  • the shape of the cavity is similar to that of the power module body 21.
  • the power module housing 22 can block and isolate bacteria and other pollution.
  • the front housing 222 can transmit power and electrical signals, and is provided with a power transmission structure to realize the effective transmission of the driving force of the power module 2 to the main body 1 to complete the driving of the electric stapler.
  • the coupling 223 is inserted into the stepped hole, and the protrusion corresponds to The stepped portion of the stepped hole thereby restricts the coupling 223 in the axial direction.
  • the coupling 223 is rotatably installed in the stepped hole.
  • the housing support 224 is fixedly connected to the front housing 222, and the housing support 224 extends to the front side and protrudes from the surface of the power module housing 22.
  • the housing bracket 224 is provided with a positioning groove 224a, and the positioning groove 224a extends in the front-rear direction F.
  • the housing support 224 When the power module 2 and the main body 1 are connected together, the housing support 224 is at least partially inserted into the main body 1.
  • the housing support 224 can trigger the power module connection detection switch 143, and the power module connection detection switch 143 can signal that the power module 2 has been installed.
  • the housing bracket 224 is provided with a locking groove 224b, and the locking groove 224b can be inserted into the locking button 171, so that the power module 2 and the main body 1 can be connected and locked.
  • the front cover 222b is provided with a groove for accommodating the first plug 226, the second plug 227 and the third plug 228.
  • the groove can guide the first plug 226, the second plug 227 and the third plug 228.
  • the plug pin 226 and the second plug pin 227 can move in the left-right direction W
  • the third plug pin 228 can move in the up-down direction
  • the left-right direction W and the up-down direction are perpendicular to each other.
  • a latch spring 229 is provided in the groove.
  • the latch spring 229 is a compression spring. The latch spring 229 causes the first latch 226 and the second latch 227 to move away from the center line in the left-right direction W of the front housing 222.
  • the disassembly button 221b corresponds to the third pin 228. Pressing the dismount button 221b can make the third pin 228 move upward from the rear shell 221. Retracted into the corresponding installation groove of the rear housing 221, so that the first plug 226 and the second plug 227 are retracted from the corresponding installation groove of the rear housing 221.
  • the inner side edge of the rear shell 221 is provided with an installation groove 221a, and the first plug 226 and the second plug 227 are partially inserted into the installation groove 221a, so that the front shell 222 and the rear shell 221 are connected.
  • the power module 2 is located on the rear side of the main body 1.
  • the present invention is not limited to this, and the battery assembly 16 can also be detachably connected to the main body 1 as the power module 2 or a part of the power module.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Surgical Instruments (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Abstract

La présente invention concerne une agrafeuse chirurgicale électrique ayant un module d'alimentation (2) détachable, comprenant : un corps principal (1), le corps principal (1) pouvant couper le tissu et déclencher une agrafe afin de fermer une surface d'une plaie pour stopper l'hémorragie, et le corps principal (1) est pourvu d'une plaque d'interface (14) ; et d'un module d'alimentation (2), le module d'alimentation (2) pouvant être relié amovible au corps principal (1), le module d'alimentation (2) comprenant une unité de commande (213), et le module d'alimentation (2) comprenant également un moteur (211) et/ou un ensemble batterie (16). Lorsque le corps principal (1) et le module d'alimentation (2) sont reliés l'un à l'autre, l'unité de commande (213) est électriquement reliée à la plaque d'interface (14). L'invention comprend en outre un logement de module d'alimentation (22) pour une agrafeuse chirurgicale, une agrafeuse chirurgicale électrique qui peut détecter la résistance au déclenchement, une agrafeuse chirurgicale électrique ayant une fonction de commande de retour, et une agrafeuse chirurgicale électrique détachable qui peut mesurer la saturation en oxygène du sang.
PCT/CN2019/128420 2019-12-25 2019-12-25 Agrafeuse chirurgicale à entraînement intelligent Ceased WO2021128088A1 (fr)

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PCT/CN2019/128420 WO2021128088A1 (fr) 2019-12-25 2019-12-25 Agrafeuse chirurgicale à entraînement intelligent
CN201911378042.8A CN113017737B (zh) 2019-12-25 2019-12-27 能够检测击发阻力的电动吻合器
CN201911378001.9A CN113017736B (zh) 2019-12-25 2019-12-27 具有可拆卸的动力模块的电动吻合器及动力模块外壳
CN201911381684.3A CN113017738B (zh) 2019-12-25 2019-12-27 能够测量血氧饱和度的可拆卸式电动吻合器
CN201911377995.2A CN113017735B (zh) 2019-12-25 2019-12-27 具有返程控制功能的电动吻合器

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