CN104587563A - Infusion device - Google Patents
Infusion device Download PDFInfo
- Publication number
- CN104587563A CN104587563A CN201510038812.XA CN201510038812A CN104587563A CN 104587563 A CN104587563 A CN 104587563A CN 201510038812 A CN201510038812 A CN 201510038812A CN 104587563 A CN104587563 A CN 104587563A
- Authority
- CN
- China
- Prior art keywords
- medicine
- injection device
- screw
- piston rod
- driving
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/3155—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
- A61M5/31551—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe including axial movement of dose setting member
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31566—Means improving security or handling thereof
- A61M5/31573—Accuracy improving means
Abstract
The invention discloses an infusion device, which comprises a medicine box and a plurality of infusion pumps, wherein the infusion pumps are matched with the medicine box, a plurality of medicine storage pipes are uniformly distributed on the medicine box, each infusion pump comprises a piston rod and a pushing device, each piston rod is matched with the corresponding medicine storage pipe, each pushing device is used for driving the corresponding piston rod to do reciprocating movement, a medicine outlet of each medicine storage pipe is connected with a medicine discharging branch pipe, and each medicine discharging branch pipe is communicated with a medicine discharging main pipe. The infusion device has the advantages that by arranging the medicine box, a certain volume of medicine liquid can be distributed into the medicine storage pipes, so the total length of the medicine storage pipes is lengthened, the pushing accuracy of unit infusion amount of the fixed volume of medicine liquid is effectively reduced, and the purpose of reducing the production cost of the pushing device is realized; the requirement on the pushing requirement of the pushing device is lower, and the production cost of the infusion device is effectively reduced.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of injection device.
Background technology
For the injection device of injection of insulin under prior art, general is all loaded by insulin in a syringe pump, then injected by a propulsion plant, the injection device of this kind of patten's design, higher to the propelling required precision of propulsion plant, and the screw rod transmission parts that propulsion plant uses generally all depend on import, therefore make the production cost of whole injection device remain high, be difficult to be benefited from by general patient.
Summary of the invention
The object of the present invention is to provide a kind of propelling required precision to propulsion plant lower, effectively can reduce the injection device of production cost.
For reaching this object, the present invention by the following technical solutions:
A kind of injection device, comprise medicine box, and several syringe pumps to match with described medicine box, described medicine box is evenly equipped with several drug storage pipes, described syringe pump comprises the piston rod for matching with described drug storage pipe, and for driving the propulsion plant of described piston rod back and forth movement, the medicine outlet of described drug storage pipe is connected with drug arm, described drug arm and drug main pipe connect.
Wherein, described propulsion plant comprise screw mandrel, screw rod bracket, along the screw of described screw mandrel back and forth movement and the driving device for driving described screw mandrel to rotate.
Wherein, described propulsion plant also comprises the spring on the screw mandrel that is set between described screw and screw rod bracket.
Wherein, described screw is provided with the push rod for driving described piston rod back and forth movement.
Wherein, the electric control gear for controlling described driving device work is also comprised.
Wherein, the side of the medicine outlet of described drug storage pipe is provided with the feeding opening for supply medicinal liquid, described feeding opening is provided with and enters medicine arm for what enter medicine, described in enter medicine arm and enter medicine main pipe and connect.
Beneficial effect of the present invention: the present invention includes medicine box, and several syringe pumps to match with described medicine box, described medicine box is evenly equipped with several drug storage pipes, described syringe pump comprises the piston rod for matching with described drug storage pipe, and for driving the propulsion plant of described piston rod back and forth movement, the medicine outlet of described drug storage pipe is connected with drug arm, and described drug arm and drug main pipe connect.The setting of medicine box, the medicinal liquid of certain volume can be distributed in multiple drug storage pipe, and then be convenient to the total length extending drug storage pipe, thus effectively can reduce the propelling precision of fixed volume medicinal liquid unit injection volume, finally play the object reducing propulsion plant production cost, the propelling required precision of the present invention to propulsion plant is lower, effectively can reduce the production cost of injection device.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of a kind of injection device of the present invention.
Fig. 2 is the front view of a kind of injection device of the present invention.
In figure: 1. medicine box, 21. drug storage pipes, 22. piston rods, 23. propulsion plants, 231. screw mandrels, 232. screw rod bracket, 233. screws, 234. driving devices, 235. springs, 236. push rods, 3. drug arm, 4. drug main pipe.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing 1 to accompanying drawing 2.
A kind of injection device, comprise medicine box 1, the upper surface of medicine box evenly offers multiple drug storage pipe 21 for depositing liquid medicine injection, described drug storage pipe 21 matches with the piston rod 22 on syringe pump respectively, syringe pump also comprises the propulsion plant 23 for piston rod 22 back and forth movement, described propulsion plant 23 comprises screw mandrel 231, screw rod bracket 232, along the screw 233 of described screw mandrel 231 back and forth movement, and the driving device 234 for driving described screw mandrel 231 to rotate, described screw 233 is provided with the push rod 236 for driving described piston rod 22 back and forth movement, described propulsion plant 23 also comprises the electric control gear for controlling the work of described driving device 234, driving device 234 comprises motor and the change speed gear box for motor speed change, the power output shaft of change speed gear box is connected with one end of screw mandrel 231, in order to reduce the power consumption of motor, screw mandrel 231 between screw 233 and screw rod bracket 232 is also arranged with spring 235, the setting of spring 235, effectively can reduce the rotary torsion of motor, and then play the effect effectively reducing motor power consumption.
As the preferred embodiment of the present invention, for the insulin of 3000ul volume, being inserted single total stroke length is inject in the long drug storage pipe 21 of 30mm, and the insulin requirement propulsion plant of its 0.1ul unit volume has the propelling precision of 0.001mm; And if by the insulin of 3000ul volume according to the injection system in the present embodiment, it being inserted respectively 10 total stroke length is inject in the long syringe of 30mm, the insulin requirement propulsion plant of same 0.1ul unit volume only needs the propelling precision of 0.01mm can reach same effect, therefore injection device of the present invention is adopted, the propelling precision of propulsion plant can be effectively reduced, and same injection precision can be reached, thus play the object effectively reducing injection device production cost.
As the further preferred implementation of the present invention, the medicine outlet of described drug storage pipe 21 is connected with drug arm 3, described drug arm 3 connects with drug main pipe 4, the side of the medicine outlet of described drug storage pipe 21 is provided with the feeding opening for supply medicinal liquid, described feeding opening is provided with and enters medicine arm for what enter medicine, described in enter medicine arm and enter medicine main pipe and connect.This structural design, can be convenient to the medicinal liquid in multiple drug storage pipe 21 to concentrate flow out, meanwhile, also be convenient to carry out medicinal liquid supply to multiple drug storage pipe 21.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (6)
1. an injection device, it is characterized in that: comprise medicine box (1), and several syringe pumps to match with described medicine box (1), described medicine box is evenly equipped with several drug storage pipes (21), described syringe pump comprises the piston rod (22) for matching with described drug storage pipe (21), and for driving the propulsion plant (23) of described piston rod (22) back and forth movement, the medicine outlet of described drug storage pipe (21) is connected with drug arm (3), and described drug arm (3) and drug main pipe (4) connect.
2. a kind of injection device according to claim 1, is characterized in that: described propulsion plant (23) comprise screw mandrel (231), screw rod bracket (232), along the screw (233) of described screw mandrel (231) back and forth movement and the driving device (234) for driving described screw mandrel (231) to rotate.
3. a kind of injection device according to claim 2, is characterized in that: described propulsion plant (23) also comprises the spring (235) on the screw mandrel (231) that is set between described screw (233) and screw rod bracket (232).
4. a kind of injection device according to claim 2, is characterized in that: described screw (233) is provided with the push rod (236) for driving described piston rod (22) back and forth movement.
5. a kind of injection device according to claim 2, is characterized in that: also comprise the electric control gear worked for controlling described driving device (234).
6. a kind of injection device according to claim 1, it is characterized in that: the side of the medicine outlet of described drug storage pipe (21) is provided with the feeding opening for supply medicinal liquid, described feeding opening is provided with and enters medicine arm for what enter medicine, described in enter medicine arm and enter medicine main pipe and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038812.XA CN104587563B (en) | 2015-01-26 | 2015-01-26 | A kind of injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038812.XA CN104587563B (en) | 2015-01-26 | 2015-01-26 | A kind of injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104587563A true CN104587563A (en) | 2015-05-06 |
| CN104587563B CN104587563B (en) | 2017-06-20 |
Family
ID=53113828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510038812.XA Active CN104587563B (en) | 2015-01-26 | 2015-01-26 | A kind of injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104587563B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417667A (en) * | 1993-04-19 | 1995-05-23 | Hyprotek, Inc. | Catheter access system and method |
| EP0960627A2 (en) * | 1998-05-25 | 1999-12-01 | B. Braun Melsungen Ag | Central Infusion Pump Controlling and/or Monitoring Device |
| CN1671428A (en) * | 2002-08-08 | 2005-09-21 | 株式会社根本杏林堂 | Medicine liquid injection device for injecting plural kinds of medicine liquid without mixing them |
| CN101358910A (en) * | 2008-09-24 | 2009-02-04 | 天津市天大天发科技有限公司 | Multichannel syringe pump |
| CN101626794A (en) * | 2007-03-07 | 2010-01-13 | 诺沃-诺迪斯克有限公司 | A medication delivery device comprising a plurality of reservoirs |
| CN101856528A (en) * | 2010-06-02 | 2010-10-13 | 深圳市深科医疗器械技术开发有限公司 | Multichannel injection pump and injection control method thereof |
| CN202010316U (en) * | 2011-03-10 | 2011-10-19 | 北京谊安医疗系统股份有限公司 | Injection pump guide mechanism and injection pump including mechanism |
| WO2011154928A1 (en) * | 2010-06-11 | 2011-12-15 | Cane' S.P.A. | A device for simultaneous infusion of drugs into multiple infusion sites |
| CN102526833A (en) * | 2010-12-30 | 2012-07-04 | 上海微创生命科技有限公司 | Infusion pump |
| CN203075363U (en) * | 2012-12-28 | 2013-07-24 | 刘仲馨 | Injection pump operation monitoring device based on angular displacement sensor |
| CN203130405U (en) * | 2013-04-08 | 2013-08-14 | 齐齐哈尔医学院 | Dual-injection pump |
| CN103998075A (en) * | 2011-09-21 | 2014-08-20 | 拜耳医疗保健公司 | Continuous multi-fluid pump device, drive and actuating system and method |
| CN204563166U (en) * | 2015-01-26 | 2015-08-19 | 谭永宏 | A kind of injection device |
-
2015
- 2015-01-26 CN CN201510038812.XA patent/CN104587563B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417667A (en) * | 1993-04-19 | 1995-05-23 | Hyprotek, Inc. | Catheter access system and method |
| EP0960627A2 (en) * | 1998-05-25 | 1999-12-01 | B. Braun Melsungen Ag | Central Infusion Pump Controlling and/or Monitoring Device |
| CN1671428A (en) * | 2002-08-08 | 2005-09-21 | 株式会社根本杏林堂 | Medicine liquid injection device for injecting plural kinds of medicine liquid without mixing them |
| CN101626794A (en) * | 2007-03-07 | 2010-01-13 | 诺沃-诺迪斯克有限公司 | A medication delivery device comprising a plurality of reservoirs |
| CN101358910A (en) * | 2008-09-24 | 2009-02-04 | 天津市天大天发科技有限公司 | Multichannel syringe pump |
| CN101856528A (en) * | 2010-06-02 | 2010-10-13 | 深圳市深科医疗器械技术开发有限公司 | Multichannel injection pump and injection control method thereof |
| WO2011154928A1 (en) * | 2010-06-11 | 2011-12-15 | Cane' S.P.A. | A device for simultaneous infusion of drugs into multiple infusion sites |
| CN102526833A (en) * | 2010-12-30 | 2012-07-04 | 上海微创生命科技有限公司 | Infusion pump |
| CN202010316U (en) * | 2011-03-10 | 2011-10-19 | 北京谊安医疗系统股份有限公司 | Injection pump guide mechanism and injection pump including mechanism |
| CN103998075A (en) * | 2011-09-21 | 2014-08-20 | 拜耳医疗保健公司 | Continuous multi-fluid pump device, drive and actuating system and method |
| CN203075363U (en) * | 2012-12-28 | 2013-07-24 | 刘仲馨 | Injection pump operation monitoring device based on angular displacement sensor |
| CN203130405U (en) * | 2013-04-08 | 2013-08-14 | 齐齐哈尔医学院 | Dual-injection pump |
| CN204563166U (en) * | 2015-01-26 | 2015-08-19 | 谭永宏 | A kind of injection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104587563B (en) | 2017-06-20 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170531 Address after: 518000 Guangdong city of Shenzhen province Luohu District Qingshui River Tempus road building A building 6B Applicant after: Hong Ji medical skill development corporation, Ltd. of Shenzhen Address before: 518019, Shenzhen, Guangdong, Luohu District, Qingshui River, a northbound Teng state building, block A, building 6-8 Applicant before: Tan Yonghong |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |