CN209004894U - A kind of remaining needle convenient for blood drawing - Google Patents
A kind of remaining needle convenient for blood drawing Download PDFInfo
- Publication number
- CN209004894U CN209004894U CN201821257147.9U CN201821257147U CN209004894U CN 209004894 U CN209004894 U CN 209004894U CN 201821257147 U CN201821257147 U CN 201821257147U CN 209004894 U CN209004894 U CN 209004894U
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- CN
- China
- Prior art keywords
- needle
- connecting tube
- outside
- pronged connector
- connector
- 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 kind of remaining needles convenient for blood drawing, including three-pronged connector, infusion connecting tube is provided at the top of the three-pronged connector, and male-pipe is provided on the outside of infusion connecting tube, one end on the outside of the male-pipe far from three-pronged connector is evenly arranged with flat recess, and the inside of flat recess is all provided with adjusting block, one end of close three-pronged connector is provided with riffled tube on the outside of the male-pipe, and the adjusting block is all provided with crushing block close to the side of infusion connecting tube.The utility model is equipped with three-pronged connector, and infusion connecting tube and blood collection connecting tube are separately installed at the both ends of three-pronged connector, through being used cooperatively for connecting tube and needle core, it enables a device to be infused, and be used cooperatively by the needle tubing and syringe needle of blood collection connecting tube one end, it enables a device to directly draw blood, without carrying out contact pin to patient again, not only the pain of patient had been alleviated, but also has reduced the workload of nurse.
Description
Technical field
The utility model relates to the field of medical instrument technology, specially a kind of remaining needle convenient for blood drawing.
Background technique
Remaining needle is as a kind of infusion tool, pain caused by can be reduced infant in use due to venipuncture repeatedly
And to the fear having an injection, mitigate the impatience of parent, it is convenient for clinical application, anxious, critical patient rescue medication mitigates shield
The workload of scholar, reduction infant pain, thus venous detaining needle are in wide clinical application, but existing clinic is commonly stayed with positive pressure
It sets needle to be only used for being infused to patient, if needing to take a blood sample before patient's infusion, can only puncture and draw blood to patient again, both increase
The pain for having added patient has the workload for increasing nurse, and traditional remaining needle, can not be to the flow velocity of connecting tube internal solution
It is adjusted, use is more inconvenient, and practicability is lower.
Utility model content
The purpose of this utility model is to provide a kind of remaining needles convenient for blood drawing, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of remaining needle convenient for blood drawing, including three
Fork-join head is provided with infusion connecting tube at the top of the three-pronged connector, and is provided with male-pipe on the outside of infusion connecting tube, institute
It states one end on the outside of male-pipe far from three-pronged connector and is evenly arranged with flat recess, and the inside of flat recess is all provided with adjusting
Block, the male-pipe outside are provided with riffled tube close to one end of three-pronged connector, and the adjusting block is close to infusion connecting tube
Side be all provided with crushing block, the infusion connecting tube is provided with fixing pipe far from one end of three-pronged connector, and outside fixing pipe
Side is symmetrically arranged with close to one end of three-pronged connector and holds needle handle, and the fixing pipe is provided with needle core far from one end of three-pronged connector,
The middle position of the three-pronged connector side is provided with calparine cap, and the bottom of three-pronged connector is provided with positive-pressure spiral connector,
Screw-cap is provided on the outside of the positive-pressure spiral connector, and screw-cap is connect with positive-pressure spiral joint screw thread, the screw-cap
Bottom be provided with blood collection connecting tube, and blood collection connecting tube is provided with needle tubing far from one end of screw-cap, is arranged on the needle tubing
There is syringe needle.
Preferably, it is provided with needle tubing casing on the outside of the needle core and anti-needle pierces hose, and needle tubing casing is close to fixing pipe
The internal diameter of one end is greater than the diameter of fixing pipe.
Preferably, described hold is evenly arranged with through-hole on the outside of needle handle, and through-hole is all provided with three groups.
Preferably, be provided with rubber coating on the outside of the riffled tube, and the surface of rubber coating be evenly arranged with it is anti-
Sliding line.
Preferably, anti-skid chequer is evenly arranged on the outside of the needle tubing.
Preferably, the crushing block is provided with four groups, and the angle between adjacent crushing block is 90 °.
Compared with prior art, the utility model has the beneficial effects that three fork-joins should be equipped with convenient for the remaining needle of blood drawing
Head, and it is separately installed with infusion connecting tube and blood collection connecting tube at the both ends of three-pronged connector, through the cooperation of connecting tube and needle core
It uses, enables a device to be infused, and be used cooperatively by the needle tubing and syringe needle of blood collection connecting tube one end, enable device
It is enough directly to draw blood, in addition, being matched by the setting of screw-cap on blood collection connecting tube with the positive-pressure spiral connector on three-pronged connector
It closes and uses, convenient for the disassembly of blood collection connecting tube, so that device both alleviates disease in use, without carrying out contact pin to patient again
The pain of people, and reduce the workload of nurse, male-pipe, adjusting block, crushing block, riffled tube group on the outside of infusion connecting tube
At flow control device setting, enable device infusion with draw blood when flow is adjusted, it is more convenient to use,
Improve the practicability of device, the device using when one-time puncture energy conservation solve infusion and blood sampling two kinds of functions, and structure letter
Single, manufacturing cost is cheap, is suitble to promote the use of.
Detailed description of the invention
Fig. 1 is the main view schematic cross-sectional view of the utility model；
Fig. 2 is the separate state diagram of the utility model；
Fig. 3 is the flow control device schematic diagram of the utility model.
In figure: 1, needle tubing casing；2, needle core；3, fixing pipe；4, needle handle is held；5, infusion connecting tube；6, male-pipe；7, three
Fork-join head；8, calparine cap；9, positive-pressure spiral connector；10, screw-cap；11, blood collection connecting tube；12, needle tubing；13, syringe needle；14, it squeezes
Briquetting；15, adjusting block；16, riffled tube；17, flat recess.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of remaining needle convenient for blood drawing, including trident
Connector 7, the top of three-pronged connector 7 is provided with infusion connecting tube 5, and the outside of infusion connecting tube 5 is provided with male-pipe 6, outside
6 outside of screwed pipe is evenly arranged with flat recess 17 far from one end of three-pronged connector 7, and the inside of flat recess 17 is all provided with adjusting
Block 15,6 outside of male-pipe are provided with riffled tube 16 close to one end of three-pronged connector 7, and adjusting block 15 is close to infusion connecting tube 5
Side be all provided with crushing block 14, infusion connecting tube 5 is provided with fixing pipe 3, and fixing pipe 3 far from one end of three-pronged connector 7
Outside is symmetrically arranged with close to one end of three-pronged connector 7 holds needle handle 4, and fixing pipe 3 is provided with needle core far from one end of three-pronged connector 7
2, the middle position of 7 side of three-pronged connector is provided with calparine cap 8, and the bottom of three-pronged connector 7 is provided with positive-pressure spiral connector
9, the outside of positive-pressure spiral connector 9 is provided with screw-cap 10, and screw-cap 10 is threadedly coupled with positive-pressure spiral connector 9, screw-cap
10 bottom is provided with blood collection connecting tube 11, and blood collection connecting tube 11 is provided with needle tubing 12, needle tubing far from one end of screw-cap 10
Syringe needle 13 is provided on 12.
In this embodiment: the outside of needle core 2 is provided with needle tubing casing 1 and anti-needle pierces hose, and needle tubing casing 1 is close to fixed
The internal diameter of 3 one end of pipe is greater than the diameter of fixing pipe 3, can protect to needle core 2, avoid the damage of needle core 2, hold needle handle 4
Outside is evenly arranged with through-hole, and through-hole is all provided with three groups, improves the antiskid effect for holding needle handle 4, is convenient for medical staff's hand
It holds, the outside of riffled tube 16 is provided with rubber coating, and the surface of rubber coating is evenly arranged with anti-skid chequer, is convenient for internal spiral shell
Line pipe 16 rotates, and convenient that flow is adjusted, the outside of needle tubing 12 is evenly arranged with anti-skid chequer, improves more than 12 syringe needle of needle tubing
The stability of 13 connections, crushing block 14 is provided with four groups, and the angle between adjacent crushing block 14 is 90 °, improves flow tune
The effect of section.
Working principle: before use, carrying out disinfection to device, in use, the needle tubing casing 1 in 2 outside of needle core and anti-needle are pierced
Hose pulls out, and finds the blood vessel of patient accurately, needle core 2 is inserted into the internal blood vessel of patient, and device is fixed using adhesive tape,
When patient needs blood letting, syringe needle 13 is punctured into vaccum blood collecting test tube, forms subnormal ambient, blood inside vaccum blood collecting test tube
Liquid enters the inside of vaccum blood collecting test tube by infusion connecting tube 5, blood collection connecting tube 11, needle tubing 12 and syringe needle 13, has drawn blood
At later, syringe needle 13 is separated with vaccum blood collecting test tube then, blood is chemically examined, after vaccum blood collecting test tube is removed, rotation
Screw-cap 10 separates blood collection connecting tube 11 with positive-pressure spiral connector 9, when patient fluid infusion, by perfusion tube and positive-pressure spiral connector 9
Connection, is infused to patient, in infusion process of being infused, rotates riffled tube 16, squeezes adjusting block 15, pass through adjusting
The crushing block 14 of 15 bottom of block squeezes infusion connecting tube 5, and flow velocity when to infusion is adjusted.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of remaining needle convenient for blood drawing, including three-pronged connector (7), it is characterised in that: set at the top of the three-pronged connector (7)
It is equipped with infusion connecting tube (5), and is provided with male-pipe (6) on the outside of infusion connecting tube (5), on the outside of the male-pipe (6)
One end far from three-pronged connector (7) is evenly arranged with flat recess (17), and the inside of flat recess (17) is all provided with adjusting block
(15), the one end of three-pronged connector (7) is provided with riffled tube (16), the adjusting block on the outside of the male-pipe (6)
(15) side close to infusion connecting tube (5) is all provided with crushing block (14), and the infusion connecting tube (5) is far from three-pronged connector
(7) one end is provided with fixing pipe (3), and one end on the outside of fixing pipe (3) close to three-pronged connector (7) is symmetrically arranged with and holds needle handle
(4), the fixing pipe (3) is provided with needle core (2) far from the one end of three-pronged connector (7), the centre of three-pronged connector (7) side
It is provided at position calparine cap (8), and the bottom of three-pronged connector (7) is provided with positive-pressure spiral connector (9), the positive-pressure spiral connects
It is provided with screw-cap (10) on the outside of head (9), and screw-cap (10) is threadedly coupled with positive-pressure spiral connector (9), the screw-cap
(10) bottom is provided with blood collection connecting tube (11), and blood collection connecting tube (11) is provided with needle tubing far from the one end of screw-cap (10)
(12), syringe needle (13) are provided on the needle tubing (12).
2. a kind of remaining needle convenient for blood drawing according to claim 1, it is characterised in that: set on the outside of the needle core (2)
It is equipped with needle tubing casing (1) and anti-needle pierces hose, and internal diameter of the needle tubing casing (1) close to fixing pipe (3) one end is greater than fixing pipe (3)
Diameter.
3. a kind of remaining needle convenient for blood drawing according to claim 1, it is characterised in that: the outside for holding needle handle (4)
It is evenly arranged with through-hole, and through-hole is all provided with three groups.
4. a kind of remaining needle convenient for blood drawing according to claim 1, it is characterised in that: outside the riffled tube (16)
Side is provided with rubber coating, and the surface of rubber coating is evenly arranged with anti-skid chequer.
5. a kind of remaining needle convenient for blood drawing according to claim 1, it is characterised in that: the outside of the needle tubing (12) is equal
It is even to be provided with anti-skid chequer.
6. a kind of remaining needle convenient for blood drawing according to claim 1, it is characterised in that: the crushing block (14) is provided with
Four groups, and the angle between adjacent crushing block (14) is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821257147.9U CN209004894U (en) | 2018-08-06 | 2018-08-06 | A kind of remaining needle convenient for blood drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821257147.9U CN209004894U (en) | 2018-08-06 | 2018-08-06 | A kind of remaining needle convenient for blood drawing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209004894U true CN209004894U (en) | 2019-06-21 |
Family
ID=66829496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821257147.9U Expired - Fee Related CN209004894U (en) | 2018-08-06 | 2018-08-06 | A kind of remaining needle convenient for blood drawing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209004894U (en) |
-
2018
- 2018-08-06 CN CN201821257147.9U patent/CN209004894U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |