CN206434337U - Safe blood-taking needle - Google Patents
Safe blood-taking needle Download PDFInfo
- Publication number
- CN206434337U CN206434337U CN201621057509.0U CN201621057509U CN206434337U CN 206434337 U CN206434337 U CN 206434337U CN 201621057509 U CN201621057509 U CN 201621057509U CN 206434337 U CN206434337 U CN 206434337U
- Authority
- CN
- China
- Prior art keywords
- containing tube
- syringe needle
- sleeve pipe
- blood
- banking stop
- 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
Links
- 238000010241 blood sampling Methods 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 abstract description 6
- 229960002897 heparin Drugs 0.000 abstract description 6
- 229920000669 heparin Polymers 0.000 abstract description 6
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- 208000015181 infectious disease Diseases 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Safe blood-taking needle disclosed in the utility model, including syringe needle, containing tube, blood sampling pipe joint, sleeve pipe is coaxially installed with the containing tube, described sleeve pipe rear end and heparin tube fittings, sleeve pipe front end is slidably connected with syringe needle, sleeve pipe is connected with syringe needle, the junction of sleeve pipe and syringe needle is provided with sealing ring, banking stop is fixedly connected with the middle part of the syringe needle, the banking stop from a distance from syringe needle rear end be more than banking stop from needle tip with a distance from, containing tube side wall is provided with operation sliding block, along the seam of containing tube axial direction, the operation sliding block is connected through seam with banking stop, the containing tube front end is provided with the through hole being adapted to syringe needle.Needle retractable is enabled to after being taken a blood sample using the utility model in containing tube, thus avoid it is unexpected stab with hemopathic infection, it is and very easy to use.
Description
Technical field
The utility model is related to a kind of medicine equipment, is specifically designed a kind of safe blood-taking needle.
Background technology
Existing blood taking needle, its syringe needle is all fixedly connected with the position of hand-held fixation.After blood sampling, syringe needle exposure,
It is abnormally dangerous, patient and medical personnel are not only easily stabbed, and be easily caused hemopathic propagation.Using existing blood taking needle
, all there is great potential risk for patient and medical personnel in blood sampling.
Utility model content
The utility model, which is aimed to provide, enables to needle retractable in containing tube after a kind of safe blood-taking needle, blood sampling, from
And avoid it is unexpected stab with hemopathic infection, it is and very easy to use.
To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows:
It is same in safe blood-taking needle disclosed in the utility model, including syringe needle, containing tube, blood sampling pipe joint, the containing tube
Axle is provided with sleeve pipe, described sleeve pipe rear end and heparin tube fittings, and sleeve pipe front end is slidably connected with syringe needle, and sleeve pipe connects with syringe needle
Logical, the junction of sleeve pipe and syringe needle, which is provided with the middle part of sealing ring, the syringe needle, is fixedly connected with banking stop, and the banking stop is from syringe needle
The distance of rear end be more than banking stop from needle tip with a distance from, containing tube side wall provided with operation sliding block, along containing tube axial direction
Seam, the operation sliding block is connected through seam with banking stop, and the containing tube front end is provided with the through hole that is adapted to syringe needle.Use
Before, syringe needle is located in containing tube, will not expose packaging bag, will not also accidentally injure medical personnel and patient;And needle cap can be saved;
Syringe needle is released again when using, conventional blood sampling work is carried out;After blood sampling, syringe needle is withdrawn in containing tube, accident can be avoided
Stab and hemopathic infection.
It is preferred that, the two ends of the seam are respectively equipped with fixed card slot.Fixed card slot ensure that the stabilization of syringe needle, improve peace
Quan Xing.
It is preferred that, the containing tube rear end sets protective cover, and the protective cover open rearward end, the blood sampling pipe joint is located at
In protective cover.
Further, the protective cover is cylinder type, and the blood sampling pipe joint is located at protective cover front end center position.Use
When, heparin tube is directly inserted into the connection that protective cover is achievable blood taking needle and heparin tube, without special alignment blood sampling pipe joint
With the insert port of heparin tube, it is very easy to use.
Further, described sleeve pipe rear end is connected with blood sampling pipe joint by flexible pipe.When connecting heparin tube, the free degree is high,
It is very easy to use.
It is preferred that, containing tube side wall is provided with Handheld Division.Medical personnel are facilitated to carry out blood sampling operation.
It is preferred that, compression spring is coaxially installed with the containing tube, described compression spring one end is connected with banking stop, pressed
The contracting spring other end is connected with containing tube.When compression spring enables to promote operation sliding block disengaging fixed card slot, syringe needle can
Auto-extending or automatic retracted, convenient use.
Further, the syringe needle rear end sets spacing ring, and the diameter of the spacing ring is more than the diameter of syringe needle.It can keep away
Exempt from syringe needle completely out from sleeve pipe, so as to influence to use.
Further, the inside pipe wall of storing is provided with along the axial chute of containing tube, and the banking stop is arranged on chute.
The stability that operation sliding block is slided can be improved, it is to avoid get stuck.
It is preferred that, the chute has three, and three chutes are equally distributed on same circumference.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is containing tube internal structure schematic diagram;
Fig. 3 is the structural representation of embodiment two;
In figure:1- syringe needles, 2- containing tubes, 3- blood sampling pipe joint, 4- protective covers, 5- Handheld Divisions, 6- flexible pipes, 11- banking stops,
21- operations sliding block, 22- seams, 23- compression springs, 24- sleeve pipes, 25- sealing rings.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.
Embodiment one:
As shown in Figure 1-2, safe blood-taking needle disclosed in the utility model, including syringe needle 1, containing tube 2, blood sampling pipe joint 3,
Sleeve pipe 24 is coaxially installed with containing tube 2, the rear end of sleeve pipe 24 is connected with blood sampling pipe joint 3, the front end of sleeve pipe 24 is slided with syringe needle 1 to be connected
Connect, sleeve pipe 24 is connected with syringe needle 1, the junction of sleeve pipe 24 and syringe needle 1 is provided with sealing ring 25, and the middle part of syringe needle 1 is fixedly connected limited
Bit slice 11, banking stop 11 from a distance from the rear end of syringe needle 1 be more than banking stop 11 from the front end of syringe needle 1 with a distance from, the side wall of containing tube 2 is provided with
Sliding block 21, the seam 22 along the axial direction of containing tube 2 are operated, operation sliding block 21 is connected through seam 22 with banking stop 11, and the front end of containing tube 2 is set
There is the through hole being adapted to syringe needle 1, the two ends of seam 22 are respectively equipped with fixed card slot, and the rear end of containing tube 2 sets protective cover 4, protective cover 4
Open rearward end, blood sampling pipe joint 3 is located in protective cover 4, and protective cover 4 is cylinder type, and blood sampling pipe joint 3 is located at the front end of protective cover 4
Compression spring 23 is coaxially installed with center, containing tube 2, the one end of compression spring 23 is connected with banking stop 11, compression spring
23 other ends are connected with containing tube 2, and the rear end of syringe needle 1 sets spacing ring, and the diameter of spacing ring is more than the diameter of syringe needle 1, containing tube 2
Inwall is provided with the chute along the axial direction of containing tube 2, and banking stop 11 is arranged on chute, and chute has three, and three chutes are equally spaced
On same circumference.
Embodiment two:
On the basis of embodiment one, remove set protective cover 4, the rear end of pipe 24 is connected with blood sampling pipe joint 3 by flexible pipe 6,
The side wall of containing tube 2 is provided with Handheld Division 5.
Application method of the present utility model is as follows:
Before blood sampling, operation sliding block 21 is promoted to the front end of containing tube 2, operation sliding block 21 is caught in the fixing card of 22 front ends of seam
Groove, now the stretching out of containing tube 2 of the piercing portions of syringe needle 1, subsequently into conventional blood sampling program, there is two kinds when pulling out pin
Mode of operation:1st, directly operation operates sliding block 21, is retracted into while syringe needle 1 is subcutaneously extracted from patient in containing tube 2;2nd, it will pull out
Go out syringe needle 1 subcutaneously to extract from patient, then syringe needle 1 is retracted into containing tube 2 by operation sliding block 21.
Certainly, the utility model can also have other various embodiments, spiritual and its essence without departing substantially from the utility model
In the case of, those skilled in the art can make various corresponding changes and deformation, but these phases according to the utility model
The change and deformation answered should all belong to the scope of the claims appended by the utility model.
Claims (10)
1. safe blood-taking needle, it is characterised in that:Including syringe needle (1), containing tube (2), blood sampling pipe joint (3), the containing tube (2)
Sleeve pipe (24) is inside coaxially installed with, described sleeve pipe (24) rear end is connected with blood sampling pipe joint (3), sleeve pipe (24) front end and syringe needle
(1) it is slidably connected, sleeve pipe (24) is connected with syringe needle (1), the junction of sleeve pipe (24) and syringe needle (1) is provided with sealing ring (25), institute
State and banking stop (11) is fixedly connected with the middle part of syringe needle (1), the banking stop (11) is from being more than banking stop with a distance from syringe needle (1) rear end
(11) with a distance from from syringe needle (1) front end, containing tube (2) side wall is provided with operation sliding block (21), the seam along containing tube (2) axial direction
(22), the operation sliding block (21) is connected through seam (22) with banking stop (11), and containing tube (2) front end is provided with and syringe needle
(1) through hole of adaptation.
2. safe blood-taking needle according to claim 1, it is characterised in that:The two ends of the seam (22) are respectively equipped with fixing card
Groove.
3. safe blood-taking needle according to claim 1, it is characterised in that:Containing tube (2) rear end sets protective cover
(4), protective cover (4) open rearward end, the blood sampling pipe joint (3) is located in protective cover (4).
4. safe blood-taking needle according to claim 3, it is characterised in that:The protective cover (4) is cylinder type, the blood sampling
Pipe joint (3) is located at protective cover (4) front end center position.
5. safe blood-taking needle according to claim 1, it is characterised in that:Described sleeve pipe (24) rear end and blood sampling pipe joint
(3) connected by flexible pipe (6).
6. safe blood-taking needle according to claim 1, it is characterised in that:Containing tube (2) side wall is provided with Handheld Division
(5)。
7. safe blood-taking needle according to claim 1, it is characterised in that:Compression is coaxially installed with the containing tube (2)
Spring (23), described compression spring (23) one end is connected with banking stop (11), and compression spring (23) other end connects with containing tube (2)
Connect.
8. safe blood-taking needle according to claim 1, it is characterised in that:Syringe needle (1) rear end sets spacing ring, described
The diameter of spacing ring is more than the diameter of syringe needle (1).
9. safe blood-taking needle according to claim 1, it is characterised in that:Containing tube (2) inwall is provided with along containing tube
(2) axial chute, the banking stop (11) is arranged on chute.
10. safe blood-taking needle according to claim 9, it is characterised in that:The chute has three, and three chutes equidistantly divide
Cloth is on same circumference.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621057509.0U CN206434337U (en) | 2016-09-14 | 2016-09-14 | Safe blood-taking needle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621057509.0U CN206434337U (en) | 2016-09-14 | 2016-09-14 | Safe blood-taking needle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206434337U true CN206434337U (en) | 2017-08-25 |
Family
ID=59644447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621057509.0U Expired - Fee Related CN206434337U (en) | 2016-09-14 | 2016-09-14 | Safe blood-taking needle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206434337U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111387995A (en) * | 2020-03-31 | 2020-07-10 | 江苏苏云医疗器材有限公司 | Safety blood taking needle and using method thereof |
CN113504082A (en) * | 2021-09-13 | 2021-10-15 | 南京阳图医疗科技有限公司 | Sampling device for detecting quality spectrum of hormones and vitamins in blood |
-
2016
- 2016-09-14 CN CN201621057509.0U patent/CN206434337U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111387995A (en) * | 2020-03-31 | 2020-07-10 | 江苏苏云医疗器材有限公司 | Safety blood taking needle and using method thereof |
CN113504082A (en) * | 2021-09-13 | 2021-10-15 | 南京阳图医疗科技有限公司 | Sampling device for detecting quality spectrum of hormones and vitamins in blood |
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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: 20170825 |