CN102974007B - Micro peristaltic infusion device - Google Patents
Micro peristaltic infusion device Download PDFInfo
- Publication number
- CN102974007B CN102974007B CN201210568751.4A CN201210568751A CN102974007B CN 102974007 B CN102974007 B CN 102974007B CN 201210568751 A CN201210568751 A CN 201210568751A CN 102974007 B CN102974007 B CN 102974007B
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- China
- Prior art keywords
- pump
- pump line
- peristaltic infusion
- liquid medicine
- fluid bag
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Abstract
The invention relates to a micro peristaltic infusion device and a use method. The device is an end face peristaltic infusion pump which comprises a pump base and a pump cover of the end face peristaltic infusion pump, and a locking piece which fixes the pump base relative to the pump cover. A shaft hole inserted into the center of the pump base and a cylindrical pump core which rotates around the centre of the cylinder axially are arranged in a cavity of a cylindrical face of the pump base. The pump core is provided with a motor and a speed variator thereof. The end face peristaltic infusion pump is further provided with a storage device; an integral assembly consisting of a liquid medicine bag, a pump pipe jacket and a connector on the pump pipe. A square groove is arranged on the pump cover and can be placed in the pump pipe jacket in a matched manner. The liquid medicine storage device is internally provided with the liquid medicine bag, and the other end of the pump pipe is provided with a standard connector connected with an external standard infusion assembly. With the adoption of the end face peristaltic pump, the automatic trace injection device is simple in structure and high in control precision. The liquid medicine storage device is used to maintain the pre-pressure of the liquid medicine, and the integral assembly facilitates replacement of the liquid medicine and the pump pipe, so that secondary pollution is effectively avoided.
Description
Technical field
The invention belongs to a kind of medical apparatus and instruments, particularly relate to a kind of micro peristaltic infusion device.
Background technology
Insulin pump is the automated injection device of diabetes patient by external supplementation with insulin, facts have proved it is the effective ways for the treatment of diabetes for many years, this minitype portable infusion pump is a device very easily for patients, universal in countries in the world, existing market is the MINIMED with the U.S., Switzerland H-TRON, the brands such as Korea S DANA are main, price is all at tens thousand of yuans, and the maintenance cost of its daily need such as the prices such as lithium battery and quality are also the problems that must pay close attention to, the insulin pump that present countries in the world manufacture, all use ultra micro motor pushing high accuracy syringe method, really there is certain difficulty in the high penetration and promotion of price.Another great defect that this device exists possible produce secondary pollution, because high precision micro syringe is very high for the requirement of materials and process, configurations, normally with coordinative composition of equipments import, and may reuse, the requirement of sterile working cannot be ensured when inhaled Insulin medicinal liquid, have the danger producing and pollute.For these reasons, there is no method large area at home at present and popularize, be merely able to use in more among a small circle, apply and be restricted.Current diabetes patient's quantity increases sharply, and finds the micro-medicinal liquid infusion methods of novel structural principle, and provides concrete structure to be designed with the meaning of reality of crucial importance.
The insulin pump for the treatment of diabetes belongs to the automatic infusion device of micro-medicinal liquid, medicinal liquid packaging is generally 3ml, and end face peristaltic pump is due to its construction features, can pump line be convenient for changing, eliminate secondary pollution, and be conducive to microminiaturization, be applied to portable equipment, current insulin medicinal liquid can be solved, by conduit with imbed subcutaneous syringe needle, constantly lentamente insulin injected the development of human body (CSII) technology and apply.But require that a series of technical barrier must solve along with microminiaturized, portable.
Summary of the invention
The present invention provides a kind of micro peristaltic infusion device using end face peristaltic pump to realize the automatic infusion of micro-medicinal liquid for solving in known technology the technical problem that exists.
The technical scheme that the present invention takes for micro peristaltic infusion device for the technical problem existed in solution known technology is: described micro peristaltic infusion device is an end face peristaltic infusion pump, include the pump seat with central shaft hole of described end face peristaltic infusion pump, pump cover and by described pump seat and the relatively-stationary locking member of pump cover, the described pump seat central shaft hole of an insertion is had at described pump seat face of cylinder inner chamber, around the cylindrical pump core of cylindrical center's axial-rotation, described pump core ribbon has motor and speed change gear thereof, described micro peristaltic infusion device also includes one for laying the liquid medicine storage device of medicinal fluid bag, described pump cover has a square groove, can be placed with one by the pump line and by described pump line involved pump line sheath with resilient flexible be wherein fixed together except two ends of infusing with annular in described square groove, described pump line sheath matches chimeric with described square groove, the annular section of the annular pump line in described pump line sheath, when described pump seat and pump cover lock together, is just in time crimped by the roller arranged circlewise on described cylindrical pump core mutually, described medicinal fluid bag is connected with one end of described pump line, the other end of described pump line has a standard interface for connecting with external perimysium reference tube for transfusion and the infusion set that inserts human body syringe needle thereof, described medicinal fluid bag, pump line sheath and the integrated assembly of pump line thereof.
The present invention can also adopt following technical scheme:
Described pump line sheath is made up of the intermediate layer of upper strata protective layer, bottom gasket and flexible resilient material, and described annular pump tube portion is comprised in the intermediate layer of described flexible resilient material; One end of described pump line is connected with described medicinal fluid bag, and the other end of described pump line has a standard interface.
Described pump line sheath is combined into one by the bottom gasket of plastic tab, the upper strata protective layer in latex intermediate layer and fiber textile material or other elastomeric materials that comprises described pump line part to form; The annular section of described pump line is comprised in described intermediate layer; One end of described pump line is connected with described medicinal fluid bag, and the other end of described pump line has a standard interface.
Described liquid medicine storage device includes one and can be equipped with and become fish scale-shaped plate with one by multi-disc at the bottom of the irony box of the described medicinal fluid bag that can conveniently be connected and one end laminates the lid connected mutually; One end of described lid is connected on side box limit wall at the bottom of described box by the axle with the spring that described lid can be made to be depressed by direction at the bottom of described box; Described lid and the bottom at the bottom of described box are fixed with the reciprocal magnetic part of polarity respectively, the relative opposite side box limit wall of side box limit wall at the bottom of described box have an outlet of stretching out with the interconnective described pump line of described medicinal fluid bag being connected in the axle of described spring.
The advantage that the present invention has with good effect is: compare with linear peristaltic pump technology with now widely used value injecter owing to have employed, there is the medicine liquid infusion part of clear superiority---end face peristaltic pump, make automatic fine injection device structure simple, control accuracy is high, be convenient to the microminiaturization of device, also facilitate the replacing of pump line, thus effectively can avoid secondary pollution.And as the medical liquid container-medicated bag of micro-infusion pump and transfusion pump line and as the protection adnexa of pump line of infusing--the assembly that the upper and lower sides pad of pump line sheath is fixedly connected; can upgrade together when medicinal liquid changed by needs thereupon simultaneously; ensure single use, more avoid the generation of secondary pollution.In addition, owing to have employed the turning cylinder prepackage elastic component of medicinal box lid one end on medicinal box, and the other end is fixedly equipped with magnetic part, make lid can produce suitable pressure from start to finish in medicinal liquid infusion process always, make medicinal fluid bag due to be subject to certain give pressure medicinal liquid also Absorbable organic halogens export, ensure that normal work of the present invention, do not affect by user position chanP.Microminiaturized by end face peristaltic pump, in conjunction with medicinal liquid medicinal fluid bag and the pipe integrated structure of infusion pump, and the integrated application of Self-pressurizing agri medicine box technology, the Portable, personal automated injection device allowing to eliminate secondary pollution becomes feasible, be a significant innovation of medical skill, there is extremely wide development and application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of pump line sheath of the present invention;
Fig. 2 a, b are the structural representations of liquid medicine storage device of the present invention;
Fig. 3 is population structure schematic diagram of the present invention.
Detailed description of the invention
For content of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
As Fig. 1, shown in 3, the pump seat 15 with central shaft hole of an end face peristaltic infusion pump, one can with locking member by pump cover 17 fixed relative to one another for pump seat 15, the axis hole at an insertion pump seat center is had at the face of cylinder inner chamber of pump seat 15, and one can around the cylindrical pump core 16 of cylindrical center's axial-rotation with motor and speed change gear thereof, pump cover 17 has a square groove, to be infused silica gel pump line 4 and by pump line 4 involved pump line sheath 18 be wherein fixed together except two ends by annular one can be placed with in square groove, pump line sheath 18 and square groove match chimeric, the annular section of the pump line 4 in pump line sheath 18, when pump seat 15 locks together with pump cover 17, is just in time crimped by the roller arranged circlewise on cylindrical pump core 16 mutually, medicinal fluid bag 5 in liquid medicine storage device is connected with one end of pump line 4.The other end of pump line 4 has a standard interface 6 for connecting with external perimysium reference tube for transfusion and the infusion set that inserts human body syringe needle thereof.
As shown in Figure 1, pump line sheath 18 is made up of, in the involved intermediate layer 3 of pump line 4 annular section the intermediate layer 3 of the upper strata protective layer 2 of fiber textile material, plastic bottoms pad 1 and latex material.
As shown in Figure 2 b, liquid medicine storage device it have a medicinal fluid bag 5, connecting with pump line 4 in the left bottom of medicinal fluid bag 5 interconnects, and at the bottom right side of medicinal fluid bag 5, a hasp 13 in order to interfix with medicine box is fixedly housed.
As shown in Figure 2 a, liquid medicine storage device also includes the medicine box that can be equipped with the irony of medicinal liquid medicated bag 5, and medicine box forms by becoming fish scale-shaped pressing plate one end mutually to laminate the lid 9 connected with one by multi-disc at the bottom of the box of medicated bag containing tank 7; One end of lid 9 is by being installed on being fixed at the bottom of the box of medicated bag containing tank 7 of axle activity on the right side of medicated bag containing tank 7 on trough rim wall, and on the right side of medicated bag containing tank 7 trough rim wall axle on be installed with spring 8, lid 9 can be made under the effect of spring 8 to the direction pressure at the bottom of the box of medicated bag containing tank 7, and each of lid 9 becomes on cataphracted pressing plate the magnetic part 11 that permanent magnet magnetic is the South Pole is fixedly housed respectively.Be equipped with lid 9 bottom the box of medicated bag containing tank 7 on corresponding position, antarctic magnetism part 11 position and the magnetic part 10 that permanent magnet magnetic is the arctic is housed, can produce to make the magnetic part 10 and 11 corresponded to each other on position the effect attracted each other.The notched slot 12 that the right edge wall of medicated bag containing tank 7 has a hasp 13 fixed for medicinal fluid bag 5 to stretch out, on the right side of medicated bag containing tank 7, the hasp 14 of a fixing medicinal fluid bag 5 is fixedly equipped with in the bottom of groove outer wall, combines to match with the hasp 13 above medicated bag.Cell wall there is an outlet 19 in order to be stretched out by the pump line 4 on medicinal fluid bag 5 on the left of medicated bag containing tank 7.
The medicinal fluid bag 5 that micropump uses, pump line 4 and sheath component 18 thereof, pump line application specific standard interface 6 all manufactures in pharmaceutical factory, ensures to meet medical sanitary specification, and provide user single use as integral component, medicinal liquid abandons after using up, and can not reuse.
During use, open the pump cover 17 of end face peristaltic pump, in medicated bag containing tank 7, place the medicinal fluid bag 5 being full of medicinal liquid, the lid 9 of the liquid medicine storage device that closes.Pump line sheath 18 parts with medicinal fluid bag 5 UNICOM are put into the square groove of end face peristaltic pump pump cover 17, then build pump cover 17, the application specific standard interface 6 on pump line 4 and external perimysium reference tube for transfusion and the infusion set that inserts human body syringe needle thereof are connected.Start power set, predetermined transfusion can be realized and require work, with use conventional infusion device similar process.
When medicinal liquid is used up, open pump cover 17, interface 6 between the infusion set disconnecting pump line 4 and external perimysium reference tube for transfusion and insert human body syringe needle, open the lid 9 of liquid medicine storage device, by taking out medicinal fluid bag 5 in medicated bag containing tank 7 and being attached thereto the integral component of the pump line sheath 18, pump line 4 and the interface 6 thereof that connect and abandoning, the medicinal fluid bag 5 more renewed and be attached thereto the integral component of the pump line sheath 18, pump line 4 and the interface 6 thereof that connect, and carry out step recited above and restart.Change medicinal liquid process, can not secondary pollution be caused.Practical simple, and with low cost, be conducive to penetration and promotion.
Claims (4)
1. a micro peristaltic infusion device, described micro peristaltic infusion device is an end face peristaltic infusion pump, include the pump seat with central shaft hole of described end face peristaltic infusion pump, pump cover and by described pump seat and the relatively-stationary locking member of pump cover, the described pump seat central shaft hole of an insertion is had at described pump seat face of cylinder inner chamber, around the cylindrical pump core of cylindrical center's axial-rotation, described pump core ribbon has motor and speed change gear thereof, it is characterized in that: described micro peristaltic infusion device also includes one for laying the liquid medicine storage device of medicinal fluid bag; Described pump cover has a square groove, can be placed with one by the pump line and by described pump line involved pump line sheath with resilient flexible be wherein fixed together except two ends of infusing with annular in described square groove, described pump line sheath matches chimeric with described square groove; The annular section of the annular pump line in described pump line sheath, when described pump seat and pump cover lock together, is just in time crimped by the roller arranged circlewise on described cylindrical pump core mutually; Described medicinal fluid bag is connected with one end of described pump line; The other end of described pump line has a standard interface for connecting with external perimysium reference tube for transfusion and the infusion set that inserts human body syringe needle thereof; Described medicinal fluid bag, pump line sheath and the integrated assembly of pump line thereof.
2. micro peristaltic infusion device according to claim 1, it is characterized in that: described pump line sheath is made up of the intermediate layer of upper strata protective layer, bottom gasket and flexible resilient material, and described annular pump tube portion is comprised in the intermediate layer of described flexible resilient material; One end of described pump line is connected with described medicinal fluid bag, and the other end of described pump line has a standard interface.
3. micro peristaltic infusion device according to claim 2, is characterized in that: described pump line sheath is combined into one by the bottom gasket of plastic tab, the upper strata protective layer in latex intermediate layer and fiber textile material or other elastomeric materials that comprises described pump line part to form; The annular section of described pump line is comprised in described intermediate layer; One end of described pump line is connected with described medicinal fluid bag, and the other end of described pump line has a standard interface.
4. micro peristaltic infusion device according to claim 1, is characterized in that: described liquid medicine storage device includes one and can be equipped with and become fish scale-shaped plate with one by multi-disc at the bottom of the irony box of the described medicinal fluid bag that can conveniently be connected and one end laminates the lid connected mutually; One end of described lid is connected on side box limit wall at the bottom of described box by the axle with the spring that described lid can be made to be depressed by direction at the bottom of described box; Described lid and the bottom at the bottom of described box are fixed with the reciprocal magnetic part of polarity respectively, the relative opposite side box limit wall of side box limit wall at the bottom of described box have an outlet of stretching out with the interconnective described pump line of described medicinal fluid bag being connected in the axle of described spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210568751.4A CN102974007B (en) | 2012-12-24 | 2012-12-24 | Micro peristaltic infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210568751.4A CN102974007B (en) | 2012-12-24 | 2012-12-24 | Micro peristaltic infusion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102974007A CN102974007A (en) | 2013-03-20 |
| CN102974007B true CN102974007B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210568751.4A Expired - Fee Related CN102974007B (en) | 2012-12-24 | 2012-12-24 | Micro peristaltic infusion device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102974007B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018085000A1 (en) * | 2016-11-02 | 2018-05-11 | St. Jude Medical, Cardiology Division, Inc. | Interface tubing for peristaltic pump |
| CN108421121B (en) * | 2018-05-14 | 2023-12-08 | 江苏诚益达智能科技有限公司 | Precise electronic infusion device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102028986A (en) * | 2010-12-24 | 2011-04-27 | 冯筠荪 | End face peristaltic infusion pump and control method thereof |
| CN102032155A (en) * | 2009-09-25 | 2011-04-27 | 冯筠荪 | Peristaltic pump |
| CN203123178U (en) * | 2012-12-24 | 2013-08-14 | 冯筠荪 | Miniature wriggling infusion device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9446185B2 (en) * | 2008-03-12 | 2016-09-20 | Roche Diabetes Care, Inc. | Devices and methods for improving accuracy of fluid delivery |
| JP6058873B2 (en) * | 2010-08-04 | 2017-01-11 | 株式会社根本杏林堂 | Portable injection device and control method of portable injection device |
-
2012
- 2012-12-24 CN CN201210568751.4A patent/CN102974007B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032155A (en) * | 2009-09-25 | 2011-04-27 | 冯筠荪 | Peristaltic pump |
| CN102028986A (en) * | 2010-12-24 | 2011-04-27 | 冯筠荪 | End face peristaltic infusion pump and control method thereof |
| CN203123178U (en) * | 2012-12-24 | 2013-08-14 | 冯筠荪 | Miniature wriggling infusion device |
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| Publication number | Publication date |
|---|---|
| CN102974007A (en) | 2013-03-20 |
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Granted publication date: 20150520 Termination date: 20171224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |