CN203089138U - Blood taking needle protection device - Google Patents
Blood taking needle protection device Download PDFInfo
- Publication number
- CN203089138U CN203089138U CN 201220723144 CN201220723144U CN203089138U CN 203089138 U CN203089138 U CN 203089138U CN 201220723144 CN201220723144 CN 201220723144 CN 201220723144 U CN201220723144 U CN 201220723144U CN 203089138 U CN203089138 U CN 203089138U
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- Prior art keywords
- blood taking
- taking needle
- unidirectional groove
- blood
- teat
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- 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.)
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Abstract
A blood taking needle protection device comprises a tubular main body with two ends open. A one-way through groove which extends along and penetrates out the penetrating-out end of a blood taking needle is formed on the lateral wall of the main body, a limit portion for limiting a needle wing to move is arranged in the one-way through hole, and the distance between the limit portion and the penetrating-out end of the blood taking needle is larger than the length of a needle body of the blood taking needle. The blood taking needle protection device aims at solving the technical problem that the blood taking needle protection device is not safe due to the fact that a blood taking needle sleeve in the prior art is prone to loss in an operation process or loosening in a transportation process. The safety of the blood taking needle protection device is improved..
Description
Technical field
This utility model relates to a kind of accessory of medical apparatus and instruments, specifically a kind of blood taking needle protector.
Background technology
Blood taking needle is mainly used in clinically, and medical personnel are used to do the usefulness of various laboratory examinations for the patient takes a blood sample, workload is very big, easily the operation or transportation in by pricking wound, and residual in the blood taking needle after the blood sampling blood arranged, the potential danger of the viral communication in the blood being given the medical worker is just arranged, medical worker's health is caused great threat.
In order to solve the problems of the technologies described above, Chinese patent CN201167958Y discloses a kind of disposable medical safety blood taking needle, form by blood taking needle and safe needle guard two parts, blood taking needle body and function transparent plastic hose constitutes, two ends have been designed piercing needle and test tube pin respectively, safe needle guard is the pipe device of the double-deck flank of a zona columnaris, is made by transparent hard plastic, and flank inner face two ends has up and down designed shape projection and following point-like projection respectively.
In the above-mentioned patent documentation,, described safty pin cover is set on the described blood taking needle, thereby avoids blood taking needle to stab medical worker's potential threat by put the point-like groove fit that is provided with on projection and the blood taking needle at safty pin.But the safty pin in the above-mentioned patent documentation is with and can loses in operating process or come off in transportation, thereby can not play the safeguard protection effect to blood taking needle.
The utility model content
For this reason, technical problem to be solved in the utility model is that blood sampling needle guard of the prior art loses easily or come off in transportation in operating process, thereby safety inadequately, and then a kind of safer blood taking needle protector.
For solving the problems of the technologies described above, a kind of blood taking needle protector of the present utility model, it has the tubular body of both ends open; On the sidewall of described body, form the unidirectional groove that extends and pass along the blood taking needle traversing through end; The limiting section that the restriction pin wing moves is set in described unidirectional groove, and described limiting section is to the length of the distance between the described blood taking needle traversing through end greater than the blood taking needle needle body.
Described limiting section is in the described unidirectional groove one lateral edges projection outstanding towards the opposite side edge.
Described projection is two, is molded on the both sides of the edge of described unidirectional groove respectively and is interspersed.
Limit the stopper section that the blood sampling pipeline slips into described unidirectional groove at described unidirectional groove near forming on the lateral edges of described blood taking needle traversing through end.
Described stopper section is to the outstanding teat in opposite side edge at described unidirectional groove one lateral edges.
The opposite side edge relative with described teat forms and the suitable recess of described teat.
Described teat is semicircle.
The quantity of described unidirectional groove is two and is symmetricly set on the both sides of described body.
Described body by two that separate vertically relatively and the half sheet housing that cooperatively interacts form, each described half sheet housing is being provided with the holding section of mutual engaging near blood taking needle upstream end one side, two edges of described unidirectional groove are respectively relatively and the not edge of contact portion of two and half sheet housings.
Technique scheme of the present utility model has the following advantages compared to existing technology,
(1) in blood taking needle protector described in the utility model, it has the tubular body of both ends open; On the sidewall of described body, form the unidirectional groove that extends and pass along the blood taking needle traversing through end; The limiting section that the restriction pin wing moves is set in described unidirectional groove; described limiting section is to the length of the distance between the described blood taking needle traversing through end greater than the blood taking needle needle body; even the time spent protector is on the blood sampling pipeline of blood taking needle; thereby in blood collection procedure, can not lose; after treating that blood sampling finishes; by limiting section with the pin wing fastening of described blood taking needle between the blind end and limiting section of unidirectional groove, thereby blood taking needle can not moved around in transportation, thereby safer.
(2) in blood taking needle protector described in the utility model; limit the stopper section that the blood sampling pipeline slips into described unidirectional groove at described unidirectional groove near forming on the lateral edges of described blood taking needle traversing through end; guarantee in blood collection procedure; the blood sampling pipeline can not be stuck in the described unidirectional groove, guarantees that each parts of blood taking needle move along sliding in the inner body wall of described protector.
(3) in blood taking needle protector described in the utility model; the quantity of described unidirectional groove is two and is symmetricly set on the both sides of described body; and/or described body is made up of the two parts that separate vertically; and engage at the blood taking needle upstream end; the edge of described unidirectional groove is respectively the not edge of contact portion of two parts; be convenient to described blood taking needle protector and produce and make, help reducing cost.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, this utility model is described in further detail, wherein below
Fig. 1 is that the pin wing is the structural representation of single-blade in the blood taking needle protector described in the utility model;
Fig. 2 is the structural representation after blood taking needle protector described in the utility model is finished using;
Fig. 3 is that the pin wing is the structural representation of double-vane in the blood taking needle protector described in the utility model;
The structural representation that has the holding section in Fig. 4 blood taking needle protector described in the utility model.
Reference numeral is expressed as among the figure: 1-body, 11-blood taking needle traversing through end, the unidirectional groove of 12-, 121-blind end, 13-limiting section, 14-stopper section, 15-recess, 16-blood taking needle upstream end, 17-holding section, the 2-pin wing, the 3-pipeline of taking a blood sample.
The specific embodiment
Blood taking needle comprises the pin wing of being convenient to operate 2 that is provided with on blood taking needle needle body, the blood taking needle needle body and the blood sampling pipeline 3 that is communicated with described blood taking needle one end, and described blood sampling pipeline 3 other ends are communicated with the storage blood vessel.
Embodiment 1
Fig. 1-2 is depicted as the blood taking needle protector described in the present embodiment, and it has the tubular body 1 of both ends open; Form the unidirectional groove 12 that extends and pass along blood taking needle traversing through end 11 on the sidewall of described body 1, promptly an end communicates with traversing through end 11, other end sealing; The limiting section 13 that the restriction pin wing 2 moves is set in described unidirectional groove 12; described limiting section 13 is to the length of the distance between the described blood taking needle traversing through end 11 greater than the blood taking needle needle body, and promptly the needle body of described blood taking needle can be completely contained in the described blood taking needle protector.The quantity that described unidirectional groove 12 is set in the present embodiment is one, and the pin wing 2 of the described blood taking needle of selecting for use is single-blade, and described limiting section 13 is to an outstanding projection of opposite side edge at described unidirectional groove 12 1 lateral edges.
As disposable embodiment, present embodiment is on the basis of the foregoing description, and described projection is two, is molded on the both sides of the edge of described unidirectional groove 12 respectively and is interspersed.
During use; by spurring the described pin wing 2 described blood taking needle is pulled out described blood taking needle protector; take a blood sample after pulling out the protective sleeve that is set on the described blood taking needle needle body; the blood sampling described pin wing 2 of back pulling that finishes, be withdrawn into described blood taking needle in the described blood taking needle protector and snap between the blind end 121 of described limiting section 13 and unidirectional groove 12 after carry out follow-up garbage disposal.
Figure 3 shows that the blood taking needle protector described in the present embodiment, it has the tubular body 1 of both ends open; On the sidewall of described body 1, form the unidirectional groove 12 that extends and pass along blood taking needle traversing through end 11; The limiting section 13 that the restriction pin wing 2 moves is set in described unidirectional groove 12, and described limiting section 13 is to the length of the distance between the described blood taking needle traversing through end 11 greater than the blood taking needle needle body.The quantity that described unidirectional groove 12 is set in the present embodiment is two and is symmetricly set on the both sides of described body 1.The pin wing 2 of the described blood taking needle of selecting for use is double-vane.
Limit the stopper section 14 that blood sampling pipeline 3 slips into described unidirectional groove 12 at described unidirectional groove 12 near forming on the lateral edges of described blood taking needle traversing through end 11.Described stopper section 14 is the teat of giving prominence to the opposite side edge at described unidirectional groove 12 1 lateral edges, and described teat is semicircle.
Further, present embodiment is on the basis of the foregoing description, and the opposite side edge relative with described teat forms the recess 15 suitable with described teat.Described body 1 by two that separate vertically relatively and the half sheet housing that cooperatively interacts form, each described half sheet housing is in the holding section 17 that is provided with mutual engaging near blood taking needle upstream end 16 1 sides, two edges of described unidirectional groove 12 are respectively relatively and the not edge of contact portion of two and half sheet housings, as shown in Figure 4.The pin wing 2 of the described blood taking needle of selecting for use in the present embodiment is double-vane, can certainly adopt single-blade.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (9)
1. a blood taking needle protector is characterized in that, it has the tubular body (1) of both ends open; On the sidewall of described body (1), form the unidirectional groove (12) that extends and pass along blood taking needle traversing through end (11); The limiting section (13) that the restriction pin wing (2) moves is set in described unidirectional groove (12), and described limiting section (13) is to the length of the distance between the described blood taking needle traversing through end (11) greater than the blood taking needle needle body.
2. blood taking needle protector according to claim 1 is characterized in that, described limiting section (13) is in described unidirectional groove (12) the one lateral edges projection outstanding towards the opposite side edge.
3. blood taking needle protector according to claim 2 is characterized in that, described projection is two, is molded on the both sides of the edge of described unidirectional groove (12) respectively and is interspersed.
4. according to the arbitrary described blood taking needle protector of claim 1-3; it is characterized in that, limit the stopper section (14) that blood sampling pipeline (3) slips into described unidirectional groove (12) near forming on the lateral edges of described blood taking needle traversing through end (11) at described unidirectional groove (12).
5. blood taking needle protector according to claim 4 is characterized in that, described stopper section (14) are to the outstanding teat in opposite side edge at described unidirectional groove (12) one lateral edges.
6. blood taking needle protector according to claim 5 is characterized in that, the opposite side edge relative with described teat forms the recess (15) suitable with described teat.
7. according to claim 5 or 6 described blood taking needle protectors, it is characterized in that described teat is semicircle.
8. according to claim 1-3,5,6 arbitrary described blood taking needle protectors, it is characterized in that the quantity of described unidirectional groove (12) is two and is symmetricly set on the both sides of described body (1).
9. blood taking needle protector according to claim 8; it is characterized in that; described body (1) by two that separate vertically relatively and the half sheet housing that cooperatively interacts form; each described half sheet housing is being provided with the holding section (17) of mutual engaging near blood taking needle upstream end (16) one sides, two edges of described unidirectional groove (12) are respectively relatively and the not edge of contact portion of two and half sheet housings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723144 CN203089138U (en) | 2012-12-25 | 2012-12-25 | Blood taking needle protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723144 CN203089138U (en) | 2012-12-25 | 2012-12-25 | Blood taking needle protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203089138U true CN203089138U (en) | 2013-07-31 |
Family
ID=48840592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220723144 Expired - Fee Related CN203089138U (en) | 2012-12-25 | 2012-12-25 | Blood taking needle protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203089138U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393428A (en) * | 2013-08-07 | 2013-11-20 | 广州阳普医疗科技股份有限公司 | Safety device used for vein puncture needle |
| CN103976748A (en) * | 2014-04-11 | 2014-08-13 | 上海金塔医用器材有限公司 | Safety blood taking needle |
-
2012
- 2012-12-25 CN CN 201220723144 patent/CN203089138U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393428A (en) * | 2013-08-07 | 2013-11-20 | 广州阳普医疗科技股份有限公司 | Safety device used for vein puncture needle |
| CN103393428B (en) * | 2013-08-07 | 2016-02-10 | 广州阳普医疗科技股份有限公司 | A kind of safety device for venipuncture needle |
| CN103976748A (en) * | 2014-04-11 | 2014-08-13 | 上海金塔医用器材有限公司 | Safety blood taking needle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |