CN2708917Y - Injector - Google Patents
Injector Download PDFInfo
- Publication number
- CN2708917Y CN2708917Y CN 200420040998 CN200420040998U CN2708917Y CN 2708917 Y CN2708917 Y CN 2708917Y CN 200420040998 CN200420040998 CN 200420040998 CN 200420040998 U CN200420040998 U CN 200420040998U CN 2708917 Y CN2708917 Y CN 2708917Y
- Authority
- CN
- China
- Prior art keywords
- needle
- rubber
- utility
- model
- syringe
- 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.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to an injector, comprising a needle tube with a needle base, a needle and a push rod with a rubber plug on the front end. The technical proposal is that a section of a rubber conical body which is arranged on the front end of the rubber plug and is cooperated with the inner wall of the needle base, and a small section of cylinder is arranged on the front end of the rubber conical body. The utility model has the advantages that the air can be prevented from entering into the needle tube, and the residual quantity of physic liquor is reduced.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to injector for medical purpose.
Background technology
The syringe of prior art has the space between push rod rubber closure and needle tubing, when drawing medicinal liquid, leave air in the needle tubing, and during injection, medicinal liquid has residual.
Summary of the invention
This utility model is at the existing in prior technology shortcoming, and a kind of technical scheme that can effectively prevent air inlet and reduce the syringe of the medicinal liquid residual quantity in the needle tubing is provided, this scheme adopts: the rubber cone body that has a section and needle holder inwall to match at the front end of rubber closure also has a bit of cylinder at the front end of rubber cone body.
This utility model is realized by following technical measures: it comprises that the needle tubing, syringe needle and the front end that have needle holder have the push rod of rubber closure, be characterized in: the rubber cone body that has a section and needle holder inwall to match at the front end of rubber closure also has a bit of cylinder at the front end of rubber cone body.
The beneficial effect of this programme is: effectively prevent the air admission needle tubing, reduce the medicinal liquid residual quantity in the needle tubing.
Description of drawings
Fig. 1 is a front view of the present utility model;
Wherein, 1, syringe needle, 2, needle holder, 3, needle tubing, 4, cylinder, 5, bullet, 6, rubber closure, 7, push rod.
The specific embodiment
Show as Fig. 1, this utility model is a kind of syringe, it comprises that the needle tubing 3, syringe needle 1 and the front end that have needle holder 2 have the push rod 7 of rubber closure 6, and the rubber cone body 5 that has a section and needle holder 2 inwalls to match at the front end of rubber closure 6 also has a bit of cylinder 4 at the front end of rubber cone body 5.
Claims (1)
1. syringe, comprise that the needle tubing, syringe needle and the front end that have needle holder have the push rod of rubber closure, it is characterized in that: the rubber cone body that has a section and needle holder inwall to match at the front end of rubber closure also has a bit of cylinder at the front end of rubber cone body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420040998 CN2708917Y (en) | 2004-06-08 | 2004-06-08 | Injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420040998 CN2708917Y (en) | 2004-06-08 | 2004-06-08 | Injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2708917Y true CN2708917Y (en) | 2005-07-13 |
Family
ID=34850695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420040998 Expired - Fee Related CN2708917Y (en) | 2004-06-08 | 2004-06-08 | Injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2708917Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975065A (en) * | 2019-11-28 | 2020-04-10 | 王铁基 | Syringe of anticreep needle |
-
2004
- 2004-06-08 CN CN 200420040998 patent/CN2708917Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975065A (en) * | 2019-11-28 | 2020-04-10 | 王铁基 | Syringe of anticreep needle |
| CN110975065B (en) * | 2019-11-28 | 2021-08-10 | 曹苏玲 | Syringe of anticreep needle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 |