CN202458384U - Automatic blood sampling needle - Google Patents
Automatic blood sampling needle Download PDFInfo
- Publication number
- CN202458384U CN202458384U CN2011205772857U CN201120577285U CN202458384U CN 202458384 U CN202458384 U CN 202458384U CN 2011205772857 U CN2011205772857 U CN 2011205772857U CN 201120577285 U CN201120577285 U CN 201120577285U CN 202458384 U CN202458384 U CN 202458384U
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- CN
- China
- Prior art keywords
- puncture needle
- connecting rod
- needle body
- tai
- housing
- 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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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses an automatic blood sampling needle which comprises a shell and a needle cap, wherein a base is arranged in the central position at the bottom of the shell; a spring is sleeved on the base; a puncture needle body is fixedly connected with the end part of the spring; a first-level blocking stage and a second-level blocking stage are arranged on the puncture needle body; a control rod is further arranged on the puncture needle body; a pin shaft is arranged at one end of the control rod; the other end of the control rod passes through the shell and is exposed on the exterior of the shell; a pinhole is arranged in the central position of the needle cap; one end of the puncture needle body is fixedly connected with the spring while the other end of the puncture needle body is provided with a puncture needle; a connecting rod is in shaft connection with the pin shaft; a switch is arranged at one end of the connecting rod; a latch hook is arranged at the other end of the connecting rod; the connecting rod is Z-shaped; and the latch hook can be hooked on the first-level blocking stage or the second-level blocking stage. The automatic blood sampling needle has the advantages of simple structure, convenience in use, safety, reliability and protecting function.
Description
Technical field:
This utility model relates to medical apparatus and instruments, particularly a kind of automatic blood-taking needle.
Background technology:
Annual nearly up to ten million people carry out the tip trace blood, and it mainly is that the terminal peripheral blood of human body is gathered, clinical being commonly called as to referring to the collection of thumb blood.Present blood sampling mode is stabbed finger tip for using steel disc, and then gathers the effusive blood of wound.This steel disc does not have preventer, when medical personnel are careless, stabs medical personnel easily.In view of this technical problem, it is a kind of simple in structure, easy to use, safe and reliable to press for appearance, possesses the automatic blood-taking needle of safeguard function.
Summary of the invention:
The purpose of this utility model is to overcome the shortcoming that exists in the prior art, provides a kind of simple in structure, easy to use, safe and reliable, possesses the automatic blood-taking needle of safeguard function.
To achieve these goals, this utility model provides a kind of automatic blood-taking needle, comprises housing and pin medicated cap; Wherein, the center of said housing bottom is provided with pedestal, is socketed with spring on the said pedestal; The end of said spring is fixedly connected with the puncture needle body; Said puncture needle body is provided with one-level Ka Tai and secondary Ka Tai, and an enterprising step of said puncture needle body is provided with control stick, and an end of said control stick is provided with bearing pin; The other end passes said housing and is exposed to the outside of housing, is threaded between said housing and the said pin medicated cap.
The center of said pin medicated cap is provided with pin hole, and an end of said puncture needle body is fixedly connected with said spring, and the other end is provided with puncture needle.Axle is connected with connecting rod on the said bearing pin, and an end of said connecting rod is provided with switch, and the other end is provided with latch hook, and said connecting rod is zigzag.Said switch is exposed to the outside of housing, and said latch hook can collude on one-level Ka Tai or secondary Ka Tai.
Said one-level Ka Tai; Said secondary Ka Tai, said control stick and said puncture needle body are one-body molded during fabrication; Plug together between said puncture needle and the said puncture needle body and be connected, said puncture needle can pass behind the said pin hole and be exposed to the outside of pin medicated cap, said connecting rod; Said switch and said latch hook are one-body molded during fabrication, are connected through said bearing pin axle between said control stick and the said connecting rod.
Said switch is used for opening or cutting out latch hook; Said spring is used for the puncture needle body is ejected after latch hook is opened; Said control stick is used for the puncture needle body pulled back and resets.
Said housing and said pedestal are one-body molded during fabrication.
Said switch is pushed through the application of force, and making connecting rod is that basic point rotates with the bearing pin, and then flicks or closed latch hook,
Slidingtype is connected between said control stick and the said housing.
The advantage of this utility model is, and is simple in structure, easy to use, safe and reliable, possesses safeguard function, specific as follows:
Be provided with pedestal and puncture needle body in the housing of this utility model, be set with spring on the pedestal, an end of spring is fixedly connected with pedestal; The other end is fixedly connected with the puncture needle body, and the puncture needle body is provided with control stick, and an end of control stick is provided with bearing pin; The other end exposes to housing, and the puncture needle body is provided with one-level Ka Tai and secondary Ka Tai, also is provided with connecting rod in the housing; Connecting rod is zigzag, and an end of connecting rod is provided with switch, and the other end is provided with latch hook; The middle part of connecting rod is connected with bearing pin axle on the control stick, and latch hook on the connecting rod and one-level Ka Tai or secondary Ka Tai collude together, and the pin medicated cap has been threaded on the housing; The pin medicated cap is provided with pin hole, and the end of puncture needle body is provided with puncture needle, and puncture needle can pass the pin medicated cap and expose to the pin medicated cap.
During this utility model closure state, latch hook colludes on one-level Ka Tai.Puncture needle is positioned at the inside of pin medicated cap, when this utility model uses, presses switch, and connecting rod is the basic point rotation with the bearing pin, and latch hook breaks away from one-level Ka Tai, and the puncture needle body ejects under the effect of spring, and latch hook is stuck on the secondary Ka Tai.Puncture needle passes pin hole and exposes to the pin medicated cap, and during use, the pin hole position is positioned at blood sampling person's finger position, the spike pierces epidermis that flirts, the operation of can taking a blood sample.After finishing using, the pulling control stick resets the puncture needle body, and latch hook slides to behind the one-level Ka Tai and colludes from secondary Ka Tai and tightly locks.
Description of drawings:
Fig. 1 is the closure state sketch map of this utility model.
Fig. 2 is the user mode sketch map of this utility model.
The accompanying drawing sign:
1, switch 2, spring 3, bearing pin
4, housing 5, latch hook 6, pin medicated cap
7, pin hole 8, one-level card platform 9, secondary Ka Tai
10, control stick 11, pedestal 12, puncture needle
The specific embodiment:
Below in conjunction with accompanying drawing, this utility model is described.
Like Fig. 1-shown in Figure 2, Fig. 1 is the closure state sketch map of this utility model.Fig. 2 is the user mode sketch map of this utility model.
This utility model comprises housing 4 and pin medicated cap 6, and wherein, the center of housing 4 bottoms is provided with pedestal 11; Be socketed with spring 2 on the pedestal 11, the end of spring 2 is fixedly connected with the puncture needle body, and the puncture needle body is provided with one-level card platform 8 and secondary card platform 9; An enterprising step of puncture needle body is provided with control stick 10; One end of control stick 10 is provided with bearing pin 3, and the other end passes housing 4 and is exposed to the outside of housing 4, is threaded between housing 4 and the pin medicated cap 6.The center of pin medicated cap 6 is provided with pin hole 7, and an end of puncture needle body is fixedly connected with spring 2, and the other end is provided with puncture needle 12.Axle is connected with connecting rod on the bearing pin 3, and an end of connecting rod is provided with switch 1, and the other end is provided with latch hook 5, and connecting rod is zigzag.Switch 1 is exposed to the outside of housing 4, and latch hook 5 can collude on one-level card platform 8 or secondary card platform 9.One-level card platform 8; Secondary card platform 9, control stick 10 and the needle body that punctures are one-body molded during fabrication; Puncture needle 12 plugs together between the needle body with puncture and is connected, and puncture needle 12 can pass pin hole 7 backs and be exposed to the outside of pin medicated cap 6, connecting rod; Switch 1 is one-body molded during fabrication with latch hook 5, is connected through 3 of bearing pins between control stick 10 and the connecting rod.Switch 1 is used for opening or cutting out latch hook 5; Spring 2 is used for the puncture needle body is ejected after latch hook 5 is opened; Control stick 10 is used for the puncture needle body pulled back and resets.Housing 4 is one-body molded during fabrication with pedestal 11.Switch 1 is pushed through the application of force, and making connecting rod is that basic point rotates with bearing pin 3, and then flicks or closed latch hook 5, and slidingtype is connected between control stick 10 and the housing 4.
This utility model is simple in structure, and is easy to use, safe and reliable, possesses safeguard function; Be provided with pedestal and puncture needle body in the housing of this utility model, be set with spring on the pedestal, an end of spring is fixedly connected with pedestal, and the other end is fixedly connected with the puncture needle body; The puncture needle body is provided with control stick, and an end of control stick is provided with bearing pin, and the other end exposes to housing, and the puncture needle body is provided with one-level Ka Tai and secondary Ka Tai; Also be provided with connecting rod in the housing, connecting rod is zigzag, and an end of connecting rod is provided with switch, and the other end is provided with latch hook; The middle part of connecting rod is connected with bearing pin axle on the control stick, and latch hook on the connecting rod and one-level Ka Tai or secondary Ka Tai collude together, and the pin medicated cap has been threaded on the housing; The pin medicated cap is provided with pin hole, and the end of puncture needle body is provided with puncture needle, and puncture needle can pass the pin medicated cap and expose to the pin medicated cap.
During this utility model closure state, latch hook colludes on one-level Ka Tai.Puncture needle is positioned at the inside of pin medicated cap, when this utility model uses, presses switch, and connecting rod is the basic point rotation with the bearing pin, and latch hook breaks away from one-level Ka Tai, and the puncture needle body ejects under the effect of spring, and latch hook is stuck on the secondary Ka Tai.Puncture needle passes pin hole and exposes to the pin medicated cap, and during use, the pin hole position is positioned at blood sampling person's finger position, the spike pierces epidermis that flirts, the operation of can taking a blood sample.After finishing using, the pulling control stick resets the puncture needle body, and latch hook slides to behind the one-level Ka Tai and colludes from secondary Ka Tai and tightly locks.
Claims (3)
1. an automatic blood-taking needle comprises housing and pin medicated cap, it is characterized in that; The center of said housing bottom is provided with pedestal, is socketed with spring on the said pedestal, and the end of said spring is fixedly connected with the puncture needle body; Said puncture needle body is provided with one-level Ka Tai and secondary Ka Tai, and an enterprising step of said puncture needle body is provided with control stick, and an end of said control stick is provided with bearing pin; The other end passes said housing and is exposed to the outside of housing, is threaded between said housing and the said pin medicated cap.
2. according to the said automatic blood-taking needle of claim 1, it is characterized in that the center of said pin medicated cap is provided with pin hole, an end of said puncture needle body is fixedly connected with said spring, and the other end is provided with puncture needle; Axle is connected with connecting rod on the said bearing pin, and an end of said connecting rod is provided with switch, and the other end is provided with latch hook, and said connecting rod is zigzag; Said switch is exposed to the outside of housing, and said latch hook can collude on one-level Ka Tai or secondary Ka Tai.
3. according to the said automatic blood-taking needle of claim 2, it is characterized in that said one-level Ka Tai; Said secondary Ka Tai, said control stick and said puncture needle body are one-body molded during fabrication; Plug together between said puncture needle and the said puncture needle body and be connected, said puncture needle can pass behind the said pin hole and be exposed to the outside of pin medicated cap, said connecting rod; Said switch and said latch hook are one-body molded during fabrication, are connected through said bearing pin axle between said control stick and the said connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205772857U CN202458384U (en) | 2011-12-31 | 2011-12-31 | Automatic blood sampling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205772857U CN202458384U (en) | 2011-12-31 | 2011-12-31 | Automatic blood sampling needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202458384U true CN202458384U (en) | 2012-10-03 |
Family
ID=46906593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205772857U Expired - Fee Related CN202458384U (en) | 2011-12-31 | 2011-12-31 | Automatic blood sampling needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202458384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110200639A (en) * | 2019-07-05 | 2019-09-06 | 兰州大学第二医院 | A kind of rats and mice automatic cardiac blood-taking device |
| CN115005673A (en) * | 2021-03-05 | 2022-09-06 | 漳州灿坤实业有限公司 | Coffee box structure and coffee machine |
-
2011
- 2011-12-31 CN CN2011205772857U patent/CN202458384U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110200639A (en) * | 2019-07-05 | 2019-09-06 | 兰州大学第二医院 | A kind of rats and mice automatic cardiac blood-taking device |
| CN115005673A (en) * | 2021-03-05 | 2022-09-06 | 漳州灿坤实业有限公司 | Coffee box structure and coffee machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20131231 |