CN209377589U - A kind of blood taking needle - Google Patents
A kind of blood taking needle Download PDFInfo
- Publication number
- CN209377589U CN209377589U CN201821545077.7U CN201821545077U CN209377589U CN 209377589 U CN209377589 U CN 209377589U CN 201821545077 U CN201821545077 U CN 201821545077U CN 209377589 U CN209377589 U CN 209377589U
- Authority
- CN
- China
- Prior art keywords
- storage device
- bottom plate
- infusion tube
- needle
- blood taking
- 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
A kind of blood taking needle, including syringe needle, sheet needle handle, infusion tube and hard conduit, sheet needle handle is fixed at the rear portion of syringe needle, the rear end of syringe needle is provided with the first storage device for storing syringe needle, the rear end of first storage device is provided with the second storage device for storing infusion tube, one end of infusion tube passes through the first storage device and is connected to syringe needle, and the other end of infusion tube passes through the second storage device and is connected to hard conduit；The utility model is able to carry out effective blood sampling, and can store syringe needle and infusion tube, safe and reliable, simple to operate and can prevent the pollution of the environment, and brings good usage experience to doctor and patient.
Description
Technical field
The utility model belongs to medical instruments field more particularly to a kind of blood taking needle.
Background technique
Clinically, need to use blood taking needle when vein blood vessel is taken a blood sample, existing blood sampling needle construction simply includes needle tip, pushes away
Plate, perfusion tube and hard conduit.It needs for needle tip to be inserted into blood vessel when use, hard conduit is then inserted into heparin tube
Interior, then blood enters in heparin tube along perfusion tube, and blood taking needle is extracted at the end of blood sampling.
Existing scheme, after extracting blood taking needle, needle point is easy to accidentally injure operator, and can remain centainly in perfusion tube
Blood, blood may adverse current to blood taking needle then drip, be infected with other positions, safety wholesomeness is poor；Existing blood taking needle
Be inserted into it is intravascular after do not have fixed device, cannot voluntarily fix on the skin, blood taking needle can only be being pressed against with hand, and take a blood sample
The perfusion tube at its rear of needle is unable to adjustment length, and some species of perfusion tube is shorter, does not adapt to clinical needs, and other compared with
Long perfusion tube is easy to happen winding, inconvenient for use.
Utility model content
Shortcoming according to prior art, the utility model proposes safe and reliable in one, blood taking needles easy to use.
In order to solve the above technical problems, the utility model uses following technical scheme: a kind of blood taking needle includes syringe needle, sheet
Needle handle, infusion tube and hard conduit, sheet needle handle are fixed at the rear portion of syringe needle, and the rear end of syringe needle is provided with for storing needle
First storage device of head, the rear end of the first storage device are provided with the second storage device for storing infusion tube, are infused
One end of hose by the first storage device and be connected to syringe needle, the other end of infusion tube pass through the second storage device and with it is hard
The connection of matter conduit.
First storage device includes protection ontology, and the center of ontology is protected to offer the pin hole that front and back penetrates through, and protects ontology
Outer wall side offer the guide groove of front end opening along its length and guide groove is connected to pin hole, guide groove rear end, which continues, opens
Equipped with fixing groove, the width of fixing groove is greater than the width of guide groove, is fixed with first on the interface of guide groove and fixing groove
Elastic block piece and the second elastic block piece, the first elastic block piece and the second elastic block piece are symmetrical arranged and the first elastic block piece and second
Guide groove and fixing groove are blocked under elastic block piece normality.
Second storage device includes housing and bottom plate, and housing is set in bottom plate outer circle and housing and bottom plate are slidably matched,
Horizontal on bottom plate to be equipped with through-hole, the central horizontal of bottom plate is fixed with forward stud, and stud outer surface is equipped with helicla flute, is infused soft
Pipe is wrapped on stud and is pierced by bottom plate out of through-hole on bottom plate.
Rubber cover is fixed in the through-hole of bottom plate, described infusion tube one end passes through the rubber cover in through-hole,
And infusion tube and rubber cover tight fit.
The protection ontology of first storage device is equipped with adhesive plaster.
Sheet needle handle is equipped with anti-skid chequer.
The periphery of bottom plate is equipped with anti-skid chequer
By adopting the above technical scheme, the utility model has the following beneficial effects: being provided with the first storage of storage syringe needle
Device can take in syringe needle in pin hole after the completion of blood sampling, prevent from accidentally injuring operator, and residual in perfusion tube or syringe needle
Blood will not directly drop onto outside, can effectively prevent polluting.
The structure that first storage device is combined using fixing groove and elastic block piece keeps syringe needle storage more reliable.
It is provided with the second storage device of storage infusion tube, the protruded length of adjustable infusion tube can satisfy
Operation requirement under different condition, it is easy to use.
Helicla flute is offered on the stud of second storage device, keeps the storage of infusion tube faster；It is fixed on bottom plate
Rubber cover, infusion tube pass through rubber cover, and with rubber cover tight fit, the one end for making perfusion tube connect hard conduit is solid
It is fixed relatively reliable.
It is provided with adhesive plaster on the protection ontology of first storage device, can secure the needle on skin, prevent syringe needle
Misplace patient harm.
It is provided with anti-skid chequer on sheet needle handle and bottom plate, operates more convenient.
Syringe needle, infusion tube and hard conduit are replaceable, the first storage device and the second storage device can Reusability, energy
Enough effectively save resources.
In summary: the utility model is able to carry out effective blood sampling, and can store syringe needle and infusion tube, safely may be used
It leans on, is simple to operate and can prevent the pollution of the environment, bringing good usage experience to doctor and patient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the top view of the first storage device in Fig. 1；
Fig. 3 is the right view of the first storage device in Fig. 1；
Fig. 4 is enlarged drawing at A in Fig. 1.
Specific embodiment
Embodiment: a kind of blood taking needle as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including syringe needle 1, sheet needle handle 2, infusion are soft
Pipe 3 and hard conduit 4, sheet needle handle 2 are fixed at the rear portion of syringe needle 1, and the rear end of syringe needle 1 is provided with for storing syringe needle 1
First storage device 5, the rear end of the first storage device 5 are provided with the second storage device 6 for storing infusion tube 3, infusion
One end of hose 3 passes through the first storage device 5 and is connected to syringe needle 1, and the other end of infusion tube 3 passes through the second storage device 6
And it is connected to hard conduit 4.
First storage device 5 includes protection ontology 7, and the center of protection ontology 7 offers the pin hole 8 that front and back penetrates through, protection
The outer wall side of ontology 7 offers the guide groove 9 of front end opening along its length and guide groove 9 is connected to pin hole 8, guide groove 9
Rear end, which continues, offers fixing groove 10, and the width of fixing groove 10 is greater than the width of guide groove 9, the friendship of guide groove 9 and fixing groove 10
The first elastic block piece 11 and the second elastic block piece 12 are fixed in junction, the first elastic block piece 11 and the second elastic block piece 12 are right
Claim to block guide groove 9 and fixing groove 10 under setting and 12 normality of the first elastic block piece 11 and the second elastic block piece.
Second storage device 6 includes housing 13 and bottom plate 14, and housing 13 is set in 14 outer circle of bottom plate and housing 13 and bottom
Plate 14 is slidably matched, and horizontal on bottom plate 14 to be equipped with through-hole 15, the central horizontal of bottom plate 14 is fixed with forward stud 16, stud 16
Outer surface is equipped with helicla flute, and infusion tube 3 is wrapped on stud 16 and is pierced by bottom plate 14 out of through-hole 15 on bottom plate 14.
Rubber cover 17 is fixed in the through-hole 15 of bottom plate 14, described 3 one end of infusion tube passes through in through-hole 15
Rubber cover 17, and 17 tight fit of infusion tube 3 and rubber cover.
The protection ontology 7 of first storage device 5 is equipped with adhesive plaster 18.
Sheet needle handle 2 is equipped with anti-skid chequer.
The periphery of bottom plate 14 is equipped with anti-skid chequer.
The work of the utility model is as follows using principle: being first connected to one end of infusion tube 3 with syringe needle 1 using preceding, separately
One end passes through the housing 13 of the second storage device 6 and winds on stud 16, is wound into the through-hole after appropriate length from bottom plate 14
It is pierced by 15, and it is firm to guarantee that infusion tube 3 inserts in rubber cover 17, one end connection hard conduit 4 being pierced by；It uses
When first according to operation occasion rotating bottom board 14 adjust 3 protruded length of infusion tube, then syringe needle 1 is inserted into patient vessel,
Adhesive plaster 18 is pasted onto patient body-surface, and hard conduit 4 is inserted into heparin tube, and adhesive plaster 18 is torn after blood drawing, is pulled back
Sheet needle handle 2 makes sheet needle handle 2 by entering fixing groove after guide groove 9, the first elastic block piece 11 and the second elastic block piece 12
10, then rotating sheet needle handle 2 keeps it fixed in fixing groove 10, and syringe needle 1 enters in pin hole 8 simultaneously.Syringe needle after use
1, infusion tube 3 and hard conduit 4 are replaceable, and the first storage device 5 and the second storage device 6 can Reusabilities.
Above embodiments are only to illustrate rather than limit the technical solution of the utility model, although referring to above-described embodiment pair
The utility model is described in detail, those skilled in the art should understand that: in the essence for not departing from the utility model
Any modification or partial replacement in mind and range, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of blood taking needle, it is characterised in that: including syringe needle, sheet needle handle, infusion tube and hard conduit, sheet needle handle is fixed
Set on the rear portion of syringe needle, the rear end of syringe needle is provided with the first storage device for storing syringe needle, the rear end of the first storage device
It is provided with the second storage device for storing infusion tube, one end of infusion tube connects by the first storage device and with syringe needle
Logical, the other end of infusion tube passes through the second storage device and is connected to hard conduit.
2. a kind of blood taking needle according to claim 1, it is characterised in that: the first storage device includes protection ontology, protection
The center of ontology offers the pin hole that front and back penetrates through, and protecting the outer wall side of ontology to offer along its length, front end is open to lead
To slot and guide groove is connected to pin hole, and guide groove rear end, which continues, offers fixing groove, and the width of fixing groove is greater than the width of guide groove
Degree, is fixed with the first elastic block piece and the second elastic block piece on the interface of guide groove and fixing groove, the first elastic block piece and
Second elastic block piece is symmetrical arranged and blocks guide groove and fixing groove under the first elastic block piece and the second elastic block piece normality.
3. a kind of blood taking needle according to claim 1, it is characterised in that: the second storage device includes housing and bottom plate, cover
Valve jacket is located in bottom plate outer circle and housing and bottom plate are slidably matched, and horizontal on bottom plate to be equipped with through-hole, the central horizontal of bottom plate is forward
It is fixed with stud, stud outer surface is equipped with helicla flute, and infusion tube is wrapped on stud and is pierced by out of through-hole on bottom plate
Bottom plate.
4. a kind of blood taking needle according to claim 3, it is characterised in that: it is fixed with rubber cover in the through-hole of bottom plate,
Described infusion tube one end passes through the rubber cover in through-hole, and infusion tube and rubber cover tight fit.
5. a kind of blood taking needle according to claim 2, it is characterised in that: the protection ontology of the first storage device is equipped with viscous
Sticker.
6. a kind of blood taking needle according to claim 1, it is characterised in that: sheet needle handle is equipped with anti-skid chequer.
7. a kind of blood taking needle according to claim 3, it is characterised in that: the periphery of bottom plate is equipped with anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821545077.7U CN209377589U (en) | 2018-09-21 | 2018-09-21 | A kind of blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821545077.7U CN209377589U (en) | 2018-09-21 | 2018-09-21 | A kind of blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209377589U true CN209377589U (en) | 2019-09-13 |
Family
ID=67869875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821545077.7U Expired - Fee Related CN209377589U (en) | 2018-09-21 | 2018-09-21 | A kind of blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209377589U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111248886A (en) * | 2020-03-02 | 2020-06-09 | 威海吉威重症医疗制品有限公司 | Disposable blood pressure monitoring device |
| CN111358682A (en) * | 2020-03-17 | 2020-07-03 | 成都医学院第一附属医院 | Oral cavity massager for premature infant |
| CN111686321A (en) * | 2020-07-24 | 2020-09-22 | 中国人民解放军陆军军医大学第一附属医院 | Sputum suction device with dryness preservation function |
| CN116350221A (en) * | 2023-04-21 | 2023-06-30 | 南方医科大学南方医院 | Blood taking needle capable of preventing needle from being punctured |
-
2018
- 2018-09-21 CN CN201821545077.7U patent/CN209377589U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111248886A (en) * | 2020-03-02 | 2020-06-09 | 威海吉威重症医疗制品有限公司 | Disposable blood pressure monitoring device |
| CN111358682A (en) * | 2020-03-17 | 2020-07-03 | 成都医学院第一附属医院 | Oral cavity massager for premature infant |
| CN111686321A (en) * | 2020-07-24 | 2020-09-22 | 中国人民解放军陆军军医大学第一附属医院 | Sputum suction device with dryness preservation function |
| CN116350221A (en) * | 2023-04-21 | 2023-06-30 | 南方医科大学南方医院 | Blood taking needle capable of preventing needle from being punctured |
| CN116350221B (en) * | 2023-04-21 | 2024-03-29 | 南方医科大学南方医院 | Blood taking needle capable of preventing needle from being punctured |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 Termination date: 20200921 |