CN209391951U - A kind of vein blood taking needle with only liquid function - Google Patents
A kind of vein blood taking needle with only liquid function Download PDFInfo
- Publication number
- CN209391951U CN209391951U CN201821356285.2U CN201821356285U CN209391951U CN 209391951 U CN209391951 U CN 209391951U CN 201821356285 U CN201821356285 U CN 201821356285U CN 209391951 U CN209391951 U CN 209391951U
- Authority
- CN
- China
- Prior art keywords
- needle
- liquid
- hose
- blood taking
- stopping clamp
- 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.)
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Links
- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 239000008280 blood Substances 0.000 title claims abstract description 26
- 210000004369 blood Anatomy 0.000 title claims abstract description 26
- 210000003462 vein Anatomy 0.000 title claims abstract description 20
- 238000010241 blood sampling Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 230000000474 nursing effect Effects 0.000 abstract description 4
- 230000000740 bleeding effect Effects 0.000 abstract description 3
- 238000011109 contamination Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 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 description 1
- 241000286209 Phasianidae Species 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of vein blood taking needle with only liquid function; including venipuncture needle, hose, venipuncture needle needle stand and the rubber plug puncture outfit successively to connect; gum cover is housed on rubber plug puncture outfit; protective cap is covered on gum cover; protective cap and venipuncture needle needle stand threaded engagement, the liquid stopping clamp equipped with control blood sampling volume on the hose.The utility model does not have strict requirements by being equipped with liquid stopping clamp on the hose at venipuncture end, to the blood sampling volume of vacuum blood collection tube, and not stringent to the time point requirement for pulling out needle yet, and the liquid stopping clamp on hose need to be only closed before pulling out needle；The utility model is designed reasonably, structure is simple, highly-safe, easy to operate, for the blood sampling insufficient nursing staff of experience, without worry because blood sampling volume control it is bad due to caused by bleeding at venipuncture needle point and contamination accident.
Description
Technical field
The utility model relates to a kind of medical instrument, in particular to a kind of vein blood taking needle with only liquid function.
Background technique
Clinically vacuum blood collector is widely used in venous blood collection at present, with the blood taking needle that needle is scalp pin type is applied, takes a blood sample
When vacuum tube in due to blood entrance, negative pressure is gradually reduced, when blood blood sampling volume specified close to heparin tube, vacuum blood collection tube
Negative pressure already close to zero, usually must extract venipuncture needle in time when apart from specified blood sampling volume 0.5mL, otherwise vein is worn
The syringe needle of barbed end is easily bled after extracting, and is caused to waste and be polluted, therefore patient can also quail.But it is insufficient for experience
For nursing staff, the time point for pulling out needle is difficult to control or control to be not allowed, and in turn results in and bleeds and pollute at venipuncture needle point
Event.
Summary of the invention
Technical problem to be solved in the utility model be in view of the deficiencies of the prior art, provide it is a kind of design rationally, make
With conveniently, structure simply has the vein blood taking needle of only liquid function.
Technical problem to be solved in the utility model is realized by technical solution below, and the utility model is
A kind of vein blood taking needle with only liquid function, its main feature is that, including the venipuncture needle, hose, venipuncture successively to connect
Needle needle stand and rubber plug puncture outfit are equipped with gum cover on rubber plug puncture outfit, protective cap, protective cap and venipuncture needle needle are covered on gum cover
Seat threaded engagement, the liquid stopping clamp equipped with control blood sampling volume on the hose.
What technical problem to be solved in the utility model can also be realized by technical solution below, the only liquid
Folder includes liquid stopping clamp ontology, and liquid stopping clamp ontology is equipped with hose locating slot, and the liquid stopping clamp ontology of hose locating slot one end is equipped with
The liquid stopping clamp ontology of fixed arm, the hose locating slot other end is equipped with elastic arm, and fixed arm free end and free end of elastic arm exist
Liquid stopping clamp is clamped when being closed, and fixed arm and elastic arm are equipped with the hose fixation hole communicated with hose locating slot, in the elasticity
Arm is equipped with the only liquid compressed part acted on hose, is equipped in the hose locating slot and matches realization with only liquid compressed part
The only protruding portion of liquid.
What technical problem to be solved in the utility model can also be realized by technical solution below, the hose
The depth of locating slot is greater than the caliber of hose.
What technical problem to be solved in the utility model can also be realized by technical solution below, the only liquid
Ontology, fixed arm, elastic arm and hose locating slot is pressed from both sides to be integrally formed.
What technical problem to be solved in the utility model can also be realized by technical solution below, the protrusion
Portion is arc-shaped setting.
What technical problem to be solved in the utility model can also be realized by technical solution below, in the guarantor
Helmet is equipped with internal screw thread, and the external screw thread matched with internal screw thread on protective cap is equipped on venipuncture needle needle stand.
What technical problem to be solved in the utility model can also be realized by technical solution below, described solid
The free end of fixed arm is equipped with the clamping portion matched with elastic arm.
What technical problem to be solved in the utility model can also be realized by technical solution below, described is quiet
Arteries and veins puncture needle needle stand is made of the female cone needle stand portion of front end and the outer cone needle stand portion of rear end, the female cone needle stand portion and
The taper in outer cone needle stand portion is 6%, is equipped with hand-held flank in female cone needle stand portion.
Compared with prior art, the utility model adopts vacuum by being equipped with liquid stopping clamp on the hose at venipuncture end
The blood sampling volume of blood vessel does not have strict requirements, and not stringent to the time point requirement for pulling out needle yet, and hose need to be only closed before pulling out needle
On liquid stopping clamp, liquid stopping clamp stability is good, easy to use；The utility model is designed reasonably, structure is simple, highly-safe,
It is easy to operate, for the blood sampling insufficient nursing staff of experience, do not have to caused by worrying due to blood sampling volume control is bad
Bleeding at venipuncture needle point and contamination accident.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of liquid stopping clamp.
Specific embodiment
Referring to the drawings, the specific technical solution of the utility model is further described, in order to those skilled in the art
Member is further understood that the utility model, without constituting the limitation to its right.
Referring to Figures 1 and 2, a kind of vein blood taking needle with only liquid function, including the venipuncture needle, soft successively to connect
Pipe 7, venipuncture needle needle stand 4 and rubber plug puncture outfit 2 are equipped with gum cover 3 on rubber plug puncture outfit 2, are covered with protective cap 1 on gum cover 3, protect
Helmet 1 and 4 threaded engagement of venipuncture needle needle stand, the liquid stopping clamp 6 equipped with control blood sampling volume on the hose 7.
The liquid stopping clamp includes liquid stopping clamp ontology 8, and liquid stopping clamp ontology 8 is equipped with hose locating slot 9, hose locating slot 9 one
The liquid stopping clamp ontology 8 at end is equipped with fixed arm 13, and the liquid stopping clamp ontology of 9 other end of hose locating slot is equipped with elastic arm 10, Gu
13 free end of fixed arm and 10 free end of elastic arm are clamped when liquid stopping clamp is closed, fixed arm 13 and elastic arm 10 is equipped with and hose
The hose fixation hole that locating slot 9 communicates, hose are passed through from hose fixation hole, are embedded in hose locating slot 9, in the elastic arm
10 are equipped with the only liquid compressed part 11 acted on hose, are equipped in the hose locating slot 9 and match with only liquid compressed part 11
The protruding portion 12 realized and stop liquid is closed, the protruding portion 12 is arc-shaped setting, and the depth of the hose locating slot 9 is greater than hose
Caliber, to guarantee in use to the good locating effect of hose, also convenient only liquid compressed part is accurately pressed in hose
On.
It is equipped with internal screw thread on the protective cap 1, is equipped with and internal screw thread phase on protective cap 1 on venipuncture needle needle stand 4
The external screw thread of cooperation, protective cap 1 can be effectively prevented product using preceding contaminated and damage.
It is equipped with the clamping portion 14 matched with elastic arm 10 in the free end of the fixed arm 13, guarantees to stop liquid when in use
Press from both sides good working effect；The liquid stopping clamp ontology, fixed arm, elastic arm and hose locating slot are integrally formed, moulding process letter
It is single.
The venipuncture needle needle stand is made of the female cone needle stand portion 5 of front end and the outer cone needle stand portion 4 of rear end, institute
The taper in the female cone needle stand portion 5 and outer cone needle stand portion 4 that state is 6%, i.e., using 6% circular cone of standard, (i.e. 6% Rule circular cone is connect
Head), also refer to the cone joint of 6:100, taper C=(D outside diameter-d end diameter)/L(L is that D to d obtains distance), be exactly when
When length=100, the needle stand versatility of outside diameter-end diameter=6, this taper is good, can connect infusion after blood sampling
Device etc. directly uses, and is equipped with hand-held flank 15 in female cone needle stand portion 5.
The utility model is equipped with liquid stopping clamp on the hose at venipuncture end, not stringent to the blood sampling volume of vacuum blood collection tube
Requirement, and the time point for pulling out needle is required also not stringent, the liquid stopping clamp on hose need to be only closed before pulling out needle.
The utility model structure is simple, highly-safe, easy to operate, comes particularly with the blood sampling insufficient nursing staff of experience
Say, without worry because blood sampling volume control it is bad due to caused by bleeding at venipuncture needle point and contamination accident.
Claims (10)
1. a kind of vein blood taking needle with only liquid function, it is characterised in that: including successively connect venipuncture needle, hose,
Venipuncture needle needle stand and rubber plug puncture outfit are equipped with gum cover on rubber plug puncture outfit, are covered with protective cap, protective cap and vein on gum cover
Puncture needle needle stand threaded engagement, the liquid stopping clamp equipped with control blood sampling volume on the hose.
2. the vein blood taking needle with only liquid function according to claim 1, it is characterised in that: the liquid stopping clamp includes only
Liquid presss from both sides ontology, and liquid stopping clamp ontology is equipped with hose locating slot, and the liquid stopping clamp ontology of hose locating slot one end is equipped with fixed arm, soft
The liquid stopping clamp ontology of the pipe locating slot other end is equipped with elastic arm, fixed arm free end and free end of elastic arm and is closed in liquid stopping clamp
When be clamped, fixed arm and elastic arm are equipped with the hose fixation hole communicated with hose locating slot, are equipped with and make on the elastic arm
With the only liquid compressed part on hose, the protrusion for matching with only liquid compressed part and realizing and stopping liquid is equipped in the hose locating slot
Portion.
3. the vein blood taking needle with only liquid function according to claim 2, it is characterised in that: the hose locating slot
Depth is greater than the caliber of hose.
4. the vein blood taking needle with only liquid function according to claim 2, it is characterised in that: the liquid stopping clamp ontology,
Fixed arm, elastic arm and hose locating slot are integrally formed.
5. the vein blood taking needle with only liquid function according to claim 4, it is characterised in that: the fixed arm from
By holding the clamping portion for being equipped with and matching with elastic arm.
6. the vein blood taking needle with only liquid function according to claim 2, it is characterised in that: the protruding portion is in circular arc
Shape setting.
7. the vein blood taking needle with only liquid function according to claim 1, it is characterised in that: set on the protective cap
There is internal screw thread, the external screw thread matched with internal screw thread on protective cap is equipped on venipuncture needle needle stand.
8. the vein blood taking needle with only liquid function according to claim 1, it is characterised in that: the venipuncture needle
Needle stand is made of the female cone needle stand portion of front end and the outer cone needle stand portion of rear end.
9. the vein blood taking needle with only liquid function according to claim 8, it is characterised in that: the female cone needle stand
The taper in portion and outer cone needle stand portion is 6%.
10. the vein blood taking needle with only liquid function according to claim 9, it is characterised in that: in the inner circle awl
Portions are equipped with hand-held flank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356285.2U CN209391951U (en) | 2018-08-22 | 2018-08-22 | A kind of vein blood taking needle with only liquid function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356285.2U CN209391951U (en) | 2018-08-22 | 2018-08-22 | A kind of vein blood taking needle with only liquid function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209391951U true CN209391951U (en) | 2019-09-17 |
Family
ID=67876381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821356285.2U Active CN209391951U (en) | 2018-08-22 | 2018-08-22 | A kind of vein blood taking needle with only liquid function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209391951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585522A (en) * | 2019-10-22 | 2019-12-20 | 程基才 | Multifunctional indwelling needle with blood sample collection function |
-
2018
- 2018-08-22 CN CN201821356285.2U patent/CN209391951U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585522A (en) * | 2019-10-22 | 2019-12-20 | 程基才 | Multifunctional indwelling needle with blood sample collection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: LIANYUNGANG TIANNUO OPTICAL INSTRUMENT Co.,Ltd. Assignor: JIANGSU SUYUN MEDICAL MATERIALS Co.,Ltd. Contract record no.: X2024980015881 Denomination of utility model: A venous blood collection needle with anti liquid function Granted publication date: 20190917 License type: Common License Record date: 20240920 |