CN205041412U - Novel blood taking needle - Google Patents
Novel blood taking needle Download PDFInfo
- Publication number
- CN205041412U CN205041412U CN201520821164.0U CN201520821164U CN205041412U CN 205041412 U CN205041412 U CN 205041412U CN 201520821164 U CN201520821164 U CN 201520821164U CN 205041412 U CN205041412 U CN 205041412U
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- CN
- China
- Prior art keywords
- needle
- blood taking
- fixed sleeving
- chamber
- baffle
- 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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Abstract
The utility model discloses a novel blood taking needle, including intubate needle, connecting pipe and the vein pjncture needle that connects gradually, still include the fixed sleeving, the fixed sleeving is one hollow cylindrical, the needle handle card of vein pjncture needle is in on the first baffle of the left end of fixed sleeving, the intubate needle is located the right -hand member of fixed sleeving is inboard, the chamber is put into for the heparin tube to the right -hand member of fixed sleeving, the intubate needle is followed the second baffle that the inside in chamber was put into to the heparin tube passes and blocks the centre in chamber is put into to the heparin tube, the outside that the chamber was put into to the heparin tube is equipped with the rubber packing ring, first baffle and second baffle all with fixed sleeving integrated into one piece, the fixed sleeving is the transparence body. The utility model provides a convenient operation, safe and reliable, the simple novel blood taking needle of design, it can not only avoid medical personnel to be wounded by stabbing, has improved the efficiency of medical personnel's blood samplings moreover.
Description
Technical field
This utility model relates to field of medical technology, particularly relates to a kind of Novel blood taking needle.
Background technology
Blood sampling assay technique is quite ripe at present, but also do not reach not blood sampling and the object of reaching a conclusion in patient, or the initial procedure of chemical examination will be completed by blood taking needle and blood taking tube, so one of blood taking needle medical device product that to be current global sales maximum.But it is worth noting, the blood collection needles human injury accident that current countries in the world hospital causes because of syringe needle fracture or medical personnel's misoperation occurs millions of person-times every year.The statistical data display that American Medical Association announces, only the U.S. about occurs that 1,000,000 person-times of medical personnel are unexpected is stabbed accident by blood taking needle every year, wherein has at least over thousands of people can by hepatitis B virus, hepatitis C virus and the AIDS viral infection that syringe needle adheres to.At every turn be 3000 dollars per capita because blood collection needles fracture by the emergency treatment expense that the medical personnel that stab and patient produce.
Domestic and international companies drops into the research and development of safety blood taking medical device energetically, and safe blood-taking needle is in the market very many, and these safety blood taking equipment have a lot of deficiency: first production cost is very high; It two is complex manufacturing; Its three be the quality of production be difficult to ensure; It four is medical personnel's complex operations; Its five be security function be difficult to ensure.
Venipuncture needle when in use, is come in and gone out in human vein by current blood taking needle, cannula needle one end is inserted a blood taking tube inner, then starts to carry out blood sampling operation; But some needs of patients adopt several pipe blood successively, middle existence needs to change blood taking tube, and medical personnel easily touch blood samples of patients when replacing blood taking tube, are also very easily stabbed by cannula needle meanwhile; Thus larger security threat is caused to medical personnel.
In sum, a kind of blood taking needle overcoming above-mentioned technical problem of design is needed at present badly.
Utility model content
This utility model provides a kind of Novel blood taking needle of easy to operate, safe and reliable, simplicity of design, and it can not only avoid medical personnel to be wounded by stabbing, and improves the efficiency of medical personnel's blood sampling.
To achieve these goals, the technical scheme that this utility model is taked is: a kind of Novel blood taking needle, and comprise the cannula needle, connection tube and the venipuncture needle that connect successively, described cannula needle is provided with blood resistance unit, one end of described venipuncture needle is provided with needle handle, and the other end is provided with and protects pin cap;
Also comprise fixed sleeving, described fixed sleeving is the cylindrical of a hollow;
The needle handle of described venipuncture needle is stuck on the first baffle plate of the left end of described fixed sleeving, and described cannula needle is located at inside the right-hand member of described fixed sleeving;
The right-hand member of described fixed sleeving is that blood taking tube inserts chamber, and described cannula needle inserts the inside in chamber second baffle from described blood taking tube passes and is stuck in the centre that described blood taking tube inserts chamber; The outside that described blood taking tube inserts chamber is provided with rubber washer; It is wide-mouth shape that described blood taking tube inserts chamber;
Described first baffle plate and second baffle are all one-body molded with described fixed sleeving;
Described fixed sleeving is transparence body.
A kind of Novel blood taking needle as above, wherein, the length that described blood taking tube inserts chamber is 4cm, and the length wherein inserting into the inner the cannula needle in portion is 1.5cm.
A kind of Novel blood taking needle as above, wherein, the length of described connection tube is 0.5cm.
A kind of Novel blood taking needle as above, wherein, the material of described fixed sleeving is medical plastic or medical metal.
A kind of Novel blood taking needle as above, wherein, the lateral wall of described fixed sleeving is provided with the salient point of irregular alignment.
Compared with prior art, the beneficial effect that this utility model produces is mainly reflected in:
1, a kind of Novel blood taking needle of the present utility model, between cannula needle and venipuncture needle, be provided with fixed sleeving, be stuck in wherein, convenient blood sampling, can effectively avoid, changing this cannula needle of use prick into human body finger of blood taking tube, improve the safety guarantee of medical personnel simultaneously;
2, a kind of Novel blood taking needle of the present utility model, blood taking tube from this blood taking tube insert take out chamber time, even if there is a small amount of blood, also got lodged in blood taking tube by rubber washer and inserted intracavity portion, can not medical personnel have been polluteed, avoid unnecessary superinfection;
3, a kind of Novel blood taking needle of the present utility model, it has convenient and practical, the simple feature of structure, is applicable to extensively promote the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Novel blood taking needle of this utility model;
Description of reference numerals:
1, cannula needle 2, connection tube 3, venipuncture needle
4, blood resistance unit 5, needle handle 6, salient point
7, fixed sleeving 8, protect pin cap 9, first baffle plate
10, blood taking tube inserts chamber 11, second baffle 12, rubber washer
Detailed description of the invention
For the ease of understanding the purpose of this utility model, technical scheme and effect thereof, now will be elaborated further this utility model in conjunction with the embodiments.
As shown in Figure 1, as shown in Figure 1, a kind of Novel blood taking needle of the present utility model, comprise the cannula needle 1, connection tube 2 and the venipuncture needle 3 that connect successively, described cannula needle 1 is provided with blood resistance unit 4, and one end of described venipuncture needle 3 is provided with needle handle 5, and the other end is provided with and protects pin cap 8; Also comprise fixed sleeving 7, described fixed sleeving 7 is the cylindrical of a hollow; The needle handle 5 of described venipuncture needle 3 is stuck on the first baffle plate 9 of the left end of described fixed sleeving 7, and described cannula needle 1 is located at inside the right-hand member of described fixed sleeving 7; The right-hand member of described fixed sleeving 7 is that blood taking tube inserts chamber 10, and described cannula needle 1 inserts the inside in chamber 10 second baffle 11 from described blood taking tube passes and is stuck in the centre that described blood taking tube inserts chamber 10; The outside that described blood taking tube inserts chamber 10 is provided with rubber washer 12; Described blood taking tube inserts chamber 10 in wide-mouth shape; Described first baffle plate 9 and second baffle 11 are all one-body molded with described fixed sleeving 7; Described fixed sleeving 7 is transparence body.
A kind of Novel blood taking needle of the present utility model, fixed sleeving 7 is provided with between cannula needle 1 and venipuncture needle 3, be stuck in the first baffle plate 9 or second baffle 11 place, thus convenient blood sampling, can effectively avoid, changing this cannula needle 1 of use prick into human body finger of blood taking tube, improve the safety guarantee of medical personnel simultaneously; Time blood taking tube inserts taking-up chamber 10 from this blood taking tube, even if there is a small amount of blood, also got lodged in blood taking tube by rubber washer 12 and inserted inside, chamber 10, can not medical personnel have been polluteed, avoid unnecessary superinfection.
A kind of Novel blood taking needle of the present utility model, described blood taking tube inserts chamber 10 in wide-mouth shape, is convenient to blood taking tube and inserts this blood taking tube and insert chamber 10 and take a blood sample.
As shown in Figure 1, a kind of Novel blood taking needle of the present utility model, the length that described blood taking tube inserts chamber 10 is 4cm, and the length wherein inserting into the inner the cannula needle 1 in portion is 1.5cm; When this blood taking tube is inserted into after blood taking tube inserts chamber 10, ensures the outside body also leaving most, observe blood sampling situation in blood taking tube to facilitate.
As shown in Figure 1, a kind of Novel blood taking needle of the present utility model, the length of described connection tube 2 is 0.5cm; Save the length of connection tube 2, save blood sampling time simultaneously.
As shown in Figure 1, a kind of Novel blood taking needle of the present utility model, the material of described fixed sleeving 7 is medical plastic or medical metal.
As shown in Figure 1, a kind of Novel blood taking needle of the present utility model, the lateral wall of described fixed sleeving 7 is provided with the salient point 6 of irregular alignment; This salient point 6 is set, facilitates medical personnel's this fixed sleeving 7 hand-held to carry out intubate operation.
This utility model is done above in conjunction with the embodiments and further described, but this utility model is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also make a variety of changes under the prerequisite not departing from this utility model aim.
Claims (5)
1. a Novel blood taking needle, comprise the cannula needle, connection tube and the venipuncture needle that connect successively, described cannula needle is provided with blood resistance unit, and one end of described venipuncture needle is provided with needle handle, and the other end is provided with and protects pin cap; It is characterized in that:
Also comprise fixed sleeving, described fixed sleeving is the cylindrical of a hollow;
The needle handle of described venipuncture needle is stuck on the first baffle plate of the left end of described fixed sleeving, and described cannula needle is located at inside the right-hand member of described fixed sleeving;
The right-hand member of described fixed sleeving is that blood taking tube inserts chamber, and described cannula needle inserts the inside in chamber second baffle from described blood taking tube passes and is stuck in the centre that described blood taking tube inserts chamber; The outside that described blood taking tube inserts chamber is provided with rubber washer;
It is wide-mouth shape that described blood taking tube inserts chamber;
Described first baffle plate and second baffle are all one-body molded with described fixed sleeving;
Described fixed sleeving is transparence body.
2. a kind of Novel blood taking needle according to claim 1, is characterized in that:
The length that described blood taking tube inserts chamber is 4cm, and the length wherein inserting into the inner the cannula needle in portion is 1.5cm.
3. a kind of Novel blood taking needle according to claim 2, is characterized in that:
The length of described connection tube is 0.5cm.
4. a kind of Novel blood taking needle according to claim 3, is characterized in that:
The material of described fixed sleeving is medical plastic or medical metal.
5. a kind of Novel blood taking needle according to claim 4, is characterized in that:
The lateral wall of described fixed sleeving is provided with the salient point of irregular alignment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821164.0U CN205041412U (en) | 2015-10-14 | 2015-10-14 | Novel blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821164.0U CN205041412U (en) | 2015-10-14 | 2015-10-14 | Novel blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205041412U true CN205041412U (en) | 2016-02-24 |
Family
ID=55335039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520821164.0U Expired - Fee Related CN205041412U (en) | 2015-10-14 | 2015-10-14 | Novel blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205041412U (en) |
-
2015
- 2015-10-14 CN CN201520821164.0U patent/CN205041412U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20171014 |