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CN2396824Y - Insulin pump - Google Patents

Insulin pump Download PDF

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Publication number
CN2396824Y
CN2396824Y CN 99255511 CN99255511U CN2396824Y CN 2396824 Y CN2396824 Y CN 2396824Y CN 99255511 CN99255511 CN 99255511 CN 99255511 U CN99255511 U CN 99255511U CN 2396824 Y CN2396824 Y CN 2396824Y
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CN
China
Prior art keywords
motor
piston
straight
motion mechanism
insulin
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Expired - Fee Related
Application number
CN 99255511
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Chinese (zh)
Inventor
王勤
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Beijing Ding Tao Medical Instrument Technology Development Co Ltd
Original Assignee
郝力
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Priority to CN 99255511 priority Critical patent/CN2396824Y/en
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Abstract

The utility model discloses an insulin pump. The insulin pump is composed of a shell body, a keyboard and a display device which are arranged on the shell body, a motor which is fixedly arranged in the shell body, a host computer board, an injector, a power supply device, etc., wherein, a central processing unit arranged on the host computer board receive a control signal of the keyboard, and the control signal is outputted to the display device by the central processing unit which is connected with the input control end of the motor by a motor driving circuit. The output end of the motor drives a straight-line motion mechanism through a transmission device. The straight-line motion mechanism is connected with a piston of the injector, and the piston is driven to flex in a needle cylinder of the injector. Insulin in the needle cylinder is duly and quantificationally injected into a human body. The motor is provided with a feedback device, and the feedback device is connected to the central processing unit by a detection circuit of the motor.

Description

Insulin pump
This utility model relates to a kind of medical apparatus, specifically is meant a kind of insulin pump from insulin to human body that can self-timing quantitatively carry that is used for that the diabetes patient wears.
Diabetes are more common to the bigger a kind of disease of health of human body harm, and the mortality rate because of diabetic complication has risen to the 3rd at present, and does not up to the present also have a kind of method that can fundamentally cure diabetes.Therefore, the intravital blood glucose of control people just becomes the main method for the treatment of diabetes.As long as blood sugar control well, diabetes just can not be detrimental to health.The conventional method of blood sugar control is, takes medicine, keeps on a diet and beat insulin.Diabetes I type patient relies on to take medicine can not stimulate the pancreas excreting insulin, must come blood sugar lowering with insulin injection, and the type ii diabetes people also can alleviate the burden of pancreas with the way of insulin injection, reaches the purpose that mastery is recovered.At present, the way of carrying insulin is for using the method for having an injection, and this method can only guarantee one day preceding calibrated shot of breakfast, lunch and dinner, and patient's troublesome poeration, dark suffer.
The purpose of this utility model just is to provide a kind of device that can repeatedly at regular time and quantity carry insulin in 24 hours to human body.
Goal of the invention of the present utility model is achieved through the following technical solutions:
A kind of insulin pump includes a housing, is located at a keyboard and a display device on the housing, is fixedly arranged on the intravital motherboard of shell, a syringe and a supply unit, it is characterized in that:
Also be provided with a motor in the described housing, the outfan of this motor is by an actuator drives one straight-line motion mechanism, this straight-line motion mechanism is connected in the piston of described syringe, and it is flexible in the syringe of syringe to drive this piston, and described syringe outfan is by a conduit implant into body;
At least be provided with a CPU and peripheral circuit thereof on the described motherboard, this CPU has holding wire to connect described keyboard and display device, accept the control signal of keyboard, output signal is to display device, and connect the input control end of above-mentioned motor by a motor-drive circuit, above-mentioned motor also has a feedback device, and its output signal is connected to this CPU by a motor testing circuit.
Above-mentioned straight-line motion mechanism is made of leading screw and the screw that is meshed with it, and described piston is connected on this screw.
Above-mentioned straight-line motion mechanism also is made of gear and the tooth bar that is meshed with it, and described piston is connected on this tooth bar.
According to technique scheme, described actuating device includes a reducing gear.
According to technique scheme, described actuating device can include changement, and this reversing arrangement the best is made of gear train.
According to technique scheme, described actuating device can be made up of reducing gear and changement, its reducing gear is connected in the outfan of motor, outfan by deceleration device is connected in reversing arrangement again, be connected in straight-line motion mechanism one end by reversing arrangement, the other end by straight-line motion mechanism is connected in piston, and this piston, straight-line motion mechanism and reducing gear are mutually and are set up in parallel.
Feedback device on the described motor is the motor code-disc.
Described motor can adopt the segmentation motor, and it is by actuator drives one leading screw that is made of hitch bar, and the screw that meshes with leading screw is connected in piston.
More be provided with warning circuit and alarm device, warning circuit is located on the described motherboard and with described CPU and is connected.
Motherboard is provided with one and can loads program or the programming port of user data to motherboard by up-computer, and this programming port links to each other with described CPU.
Because technique scheme, this utility model can be implemented in 24 hours and repeatedly carry insulin to human body, and can adjust the conveying capacity of insulin by keyboard and display device at regular time and quantity temporarily, to adapt to the various variation needs of human body.The operation inconvenience that patient has been abandoned have an injection and painful, and can in time adjust the conveying capacity of insulin according to the needs of human body and treatment.
Below by accompanying drawing and concrete embodiment this utility model is further described in more detail.
Fig. 1 is a composition sketch map of the present utility model;
Fig. 2 is a structured flowchart of the present utility model;
Fig. 3 is this utility model straight-line motion mechanism first embodiment sketch map;
Fig. 4 is this utility model straight-line motion mechanism second embodiment sketch map;
Fig. 5 is this utility model most preferred embodiment structural representation;
Fig. 6 is this utility model most preferred embodiment control section circuit theory diagrams.
At first, see also shown in Figure 1, the insulin pump device of can self-timing quantitatively carrying insulin that a kind of diabetes patient of being used for of this utility model wears to human body, this device is made up of three parts: control system, dynamical system, conveyer device.Regularly send instruction and check condition execution instruction by control system, produce accurate action and drive conveyer device by power set insulin is accurately sent into human body at regular time and quantity to dynamical system.
Referring to shown in Figure 2, wherein control system includes and is located at the motherboard in the shell and is located at keyboard on the shell, display device etc., at least be provided with a CPU and peripheral circuit thereof on the motherboard, this CPU has holding wire to connect described keyboard and display device, accept the control signal of keyboard, output signal is to display device, and connect the input control end of following motor by a motor-drive circuit, this motor also has a feedback device, and its output signal is connected to this CPU by a motor testing circuit.Program storage in the motherboard stores the software program of control and detection system work, the data that vary with each individual of work usefulness can be imported motherboard into by the programming port that microcomputer and motherboard are provided with, like this, the CPU on the motherboard can carry not commensurability insulin to human body according to the predefined different time.Simultaneously, user can be adjusted the consumption of insulin voluntarily by keyboard, and shift to an earlier date, postpone, increase, minimizing etc.In addition, by the display device of this control system, can be to the user progress of work and the state of apprizing system at any time, comprise that LCD shows, sound equipment (as loudspeaker) prompting etc.
This utility model dynamical system system finishes by a motor, the outfan of this motor is by an actuator drives one straight-line motion mechanism, this straight-line motion mechanism is connected in the piston of syringe, and it is flexible in the syringe of syringe to drive this piston, and the syringe outfan is by a conduit implant into body.
Shown in Fig. 3 this utility model one embodiment, said here straight-line motion mechanism can be to be made of leading screw 303 and the screw 304 that is meshed with it, and syringe piston 305 is connected on this screw 304.Segmentation motor 301 drives leading screw 303 drive screws 304 by a shaft coupling 302 and piston 305 provided thereon stretches in injector syringe, so that injection of insulin is gone into human body.
Shown in another embodiment of Fig. 4 this utility model, said here straight-line motion mechanism can be to be made of gear 403 and the tooth bar 404 that is meshed with it, and described piston 405 is connected on this tooth bar 404.Motor 401 drives tooth bar 404 by belt 402 driven wheels 403 and piston 405 provided thereon stretches in injector syringe, so that injection of insulin is gone into human body.
Shown in Fig. 5 this utility model most preferred embodiment, the actuating device here can be made up of reducing gear and changement, its reducing gear decelerator 503 is connected in the outfan of motor 502, outfan by decelerator 503 is connected in reversing arrangement gear train 504 again, be connected in straight-line motion mechanism one end by gear train 504, in this utility model most preferred embodiment, this straight-line motion mechanism is that screw mandrel 505 is formed with screw 506, one end of screw is connected in piston 507, this piston 507, between straight-line motion mechanism screw mandrel 505 and screw 506 and the reducing gear decelerator 503 mutually level be and be set up in parallel, so that whole device volume minimum is easy to carry.
In this most preferred embodiment, wherein the control port on the motherboard 501 connects the control end of motor 502, and motor 502 feeds back to mainboard by a code-disc with the running status of motor.The rotation of motor 502 drives screw mandrel 505 by decelerator 503, gear train 504, by the piston 507 of screw 506 pushing syringes, the insulin in the syringe is injected in the human body by conduit 508.509 is the battery part, is the energy supply of whole device.
Referring to shown in Figure 6, this utility model most preferred embodiment circuit diagram, wherein U1 is a power module, is used for the cell voltage of 2-2.4V is transformed into ± 5V, with the working power of supply entire circuit.U2 is CPU, it is the core of The whole control system, be single chip computer AT series A T90S8515, it has plug-in and data storage, microcomputer is sent into CPU to the data of program that weaves in advance and conveying insulin scheme by programming socket JP2, and CPU is according to the operation of programme-control this utility model device.
During this utility model work, CPU sends high potential to the base stage of audion DX204, makes its conducting, exports motor (MOTOR) to by the JP3 signal, and the control motor rotates, and drives screw mandrel compression syringe and send insulin to human body.Simultaneously, on the motor with code-disc by frequency divider U2 4040, send rotational position signal to CPU, this signal is proportional to the conveying capacity of above-mentioned insulin, and monitor this conveying capacity by CPU, after meeting the requirements of conveying capacity, CPU sends electronegative potential to the base stage of audion DX204, closes power machine and stops to carry.
During this utility model motor operate as normal, emitter-base bandgap grading at audion DX204 produces a voltage, when the work of this utility model insulin pump is obstructed, this voltage raises, detect this voltage by a voltage comparator TL082, when exceeding a predefined magnitude of voltage, CPU sends signal, control a buzzer (SPEAKER) and send audible alarm, reminds people is handled abnormal phenomenas such as obstruction.Buzzer also can be used as simultaneously remind that the people takes medicine, dining etc.
This utility model connects keyboard (KEYBOAD) by keyboard port JP1, and display port JP4 connects LCD and shows (LCM12232A), to be used for the human computer conversation, by keyboard input requirement, by running status and other information of LCD display annunciator.
This utility model CPU has built-in house dog, is used for sending reset signal to CPU when program is walked unrest, sends warning by buzzer behind the Program reset, is decided from when bringing into operation by the people.
This utility model can be implemented in 24 hours and repeatedly carries insulin to human body at regular time and quantity.Using method is: before usefulness, measure 24 hours change of blood sugar curve of human body, on microcomputer at this curve.Make the transportation scheme of insulin.Then the form of this scheme with one group of data is transported among the CPU of this utility model insulin pump, CPU will send insulin into human body at regular time and quantity by this scheme control.
User can also be adjusted the conveying capacity of insulin with keyboard temporarily, such as want to eat a Fructus Mali pumilae temporarily, just can carry a certain amount of insulin by keyboard operation control.Again such as will moving 2 hours, can even stop to carry insulin with decrement in the Keyboard Control these 2 hours.Such as the meeting of attending a banquet, the required insulin of this can being eaten slows down conveying again, has a meal such as shifting to an earlier date or postponing again, can will carry the time of insulin to change or the like.These variations are finished by the different flow processs of Keyboard Control software by the patient.Liquid crystal display can show current operation, can be used for also confirming whether your button operation is correct.
The design of this utility model most preferred embodiment is ingenious, and volume is pocket, is easy to carry.

Claims (10)

1, a kind of insulin pump includes a housing, is located at a keyboard and a display device on the housing, is fixedly arranged on the intravital motherboard of shell, a syringe and a supply unit, it is characterized in that:
Also be provided with a motor in the described housing, the outfan of this motor is by an actuator drives one straight-line motion mechanism, this straight-line motion mechanism is connected in the piston of described syringe, and it is flexible in the syringe of syringe to drive this piston, and described syringe outfan is by a conduit implant into body;
At least be provided with a CPU and peripheral circuit thereof on the described motherboard, this CPU has holding wire to connect described keyboard and display device, accept the control signal of keyboard, output signal is to display device, and connect the input control end of above-mentioned motor by a motor-drive circuit, above-mentioned motor also has a feedback device, and its output signal is connected to this CPU by a motor testing circuit.
2, insulin pump according to claim 1 is characterized in that: described straight-line motion mechanism is to be made of leading screw and the screw that is meshed with it, and described piston is connected on this screw.
3, insulin pump according to claim 1 is characterized in that: described straight-line motion mechanism is to be made of gear and the tooth bar that is meshed with it, and described piston is connected on this tooth bar.
4, according to claim 1 or 2 or 3 described insulin pumps, it is characterized in that: described actuating device includes a reducing gear.
5, according to claim 1 or 2 or 3 described insulin pumps, it is characterized in that: described actuating device can include changement, and this reversing arrangement the best is made of gear train.
6, according to claim 1 or 2 or 3 described insulin pumps, it is characterized in that: described actuating device can be made up of reducing gear and changement, its reducing gear is connected in the outfan of motor, outfan by deceleration device is connected in reversing arrangement again, be connected in straight-line motion mechanism one end by reversing arrangement, the other end by straight-line motion mechanism is connected in piston, and this piston, straight-line motion mechanism and motor and speed reducer structure are mutually and are set up in parallel.
7, insulin pump according to claim 1 is characterized in that: the feedback device on the described motor is the motor code-disc.
8, insulin pump according to claim 1 and 2 is characterized in that: described motor can adopt the segmentation motor, and it is by actuator drives one leading screw that is made of hitch bar, and the screw that meshes with leading screw is connected in piston.
9, insulin pump according to claim 1 is characterized in that: more be provided with warning circuit and alarm device, warning circuit is located on the described motherboard and with described CPU and is connected.
10, insulin pump according to claim 1 is characterized in that: described motherboard is provided with one and can loads program or the programming port of user data to motherboard by up-computer, and this programming port links to each other with described CPU.
CN 99255511 1999-12-03 1999-12-03 Insulin pump Expired - Fee Related CN2396824Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99255511 CN2396824Y (en) 1999-12-03 1999-12-03 Insulin pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99255511 CN2396824Y (en) 1999-12-03 1999-12-03 Insulin pump

Publications (1)

Publication Number Publication Date
CN2396824Y true CN2396824Y (en) 2000-09-20

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ID=34038864

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 99255511 Expired - Fee Related CN2396824Y (en) 1999-12-03 1999-12-03 Insulin pump

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CN (1) CN2396824Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8206351B2 (en) 2004-03-05 2012-06-26 Panasonic Corporation Administration apparatus for medical use
CN102526840A (en) * 2011-12-19 2012-07-04 淮海工学院 Fully-automatic mechanical insulin injection pump
CN101214373B (en) * 2007-12-26 2012-11-07 珠海福尼亚医疗设备有限公司 Open-loop intelligent insulin pump control method
CN104367477A (en) * 2014-11-14 2015-02-25 山东中保康医疗器具有限公司 Precise insulin taking device and insulin taking method
CN110237362A (en) * 2019-06-19 2019-09-17 四川大学华西第二医院 A labor analgesic method and analgesic device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8206351B2 (en) 2004-03-05 2012-06-26 Panasonic Corporation Administration apparatus for medical use
US9149582B2 (en) 2004-03-05 2015-10-06 Panasonic Healthcare Holdings Co., Ltd. Administration apparatus for medical use
US10155086B2 (en) 2004-03-05 2018-12-18 Phc Holdings Corporation Administration apparatus for medical use
US11058817B2 (en) 2004-03-05 2021-07-13 Phc Holdings Corporation Administration apparatus for medical use
CN101214373B (en) * 2007-12-26 2012-11-07 珠海福尼亚医疗设备有限公司 Open-loop intelligent insulin pump control method
CN102526840A (en) * 2011-12-19 2012-07-04 淮海工学院 Fully-automatic mechanical insulin injection pump
CN104367477A (en) * 2014-11-14 2015-02-25 山东中保康医疗器具有限公司 Precise insulin taking device and insulin taking method
CN110237362A (en) * 2019-06-19 2019-09-17 四川大学华西第二医院 A labor analgesic method and analgesic device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: BEIJING DING TAO MEDICAL DEVICE TECHNOLOGY DEVELOP

Free format text: FORMER NAME OR ADDRESS: HAO LI

CP03 Change of name, title or address

Address after: 100000 Xiangyang Industrial Zone, Beijing, Shijingshan District

Patentee after: Beijing Ding Tao Medical Instrument Technology Development Co., Ltd.

Address before: 100005 No. 3 cinder alley, Beijing, Dongdan

Patentee before: Hao Li

C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee