CN106362239A - Anti-puncturing venous indwelling needle - Google Patents
Anti-puncturing venous indwelling needle Download PDFInfo
- Publication number
- CN106362239A CN106362239A CN201610870840.2A CN201610870840A CN106362239A CN 106362239 A CN106362239 A CN 106362239A CN 201610870840 A CN201610870840 A CN 201610870840A CN 106362239 A CN106362239 A CN 106362239A
- Authority
- CN
- China
- Prior art keywords
- needle
- antipricking
- pipe
- indwelling
- guard sleeve
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims description 17
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 3
- 210000004247 hand Anatomy 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 6
- 238000005192 partition Methods 0.000 abstract 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002491 angiogenic effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000006454 hepatitis Diseases 0.000 description 1
- 231100000283 hepatitis Toxicity 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an anti-puncturing venous indwelling needle. The anti-puncturing venous indwelling needle comprises an indwelling needle seat, a partition plug, an indwelling hose, a puncture needle, an extension pipe, an anti-puncturing pipe and a protective needle sleeve; the protective needle sleeve is arranged at one end of the anti-puncturing pipe; when the anti-puncturing venous indwelling needle is used, the end part of the protective needle sleeve is punctured into the partition plug along with the puncture needle. Due to the adoption of the structural form above, the existing high-cost telescopic pipe structure is replaced by a non-telescopic single-pipe structure; specifically, the protective needle sleeve is additionally arranged at one end of the anti-puncturing pipe; the diameter of the protective needle sleeve is very small, and the protective needle sleeve can extend into the indwelling needle seat and can even pass through the partition plug, so that the length of the anti-puncturing pipe can be greatly shortened; the structure is simplified; the operation is facilitated; particularly, the cost is greatly reduced; the anti-puncturing venous indwelling needle is beneficial to popularization in medical industry.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, specifically a kind of Antipricking venous detaining needle.
Background technology
Existing venous detaining needle can be infused without the daily angiogenic that punctures with indwelling a period of time in intravascular, permissible
The blood vessel of protection patient is it is also possible to reduce the workload of medical personnel.Due to remaining needle have than existing transfusion needle many excellent
Point, so consumption is increasing, has the trend progressively replacing common transfusion pin.But venous detaining needle easily stabs work when pulling out pin
Make personnel, have the investigation of shutting mechanism according to the U.S., the medical personnel of the U.S. 88% had by the experience of needlestick injury.Needlestick injury can pass
Broadcast more than the 20 kind of disease such as Aids, hepatitis.For this reason, Antipricking, medical personnel are protected to become the task of top priority.
In recent years, the patent of venous detaining needle Antipricking and product are all more and more, particularly straight type remaining needle anti-tie
Hinder device more obvious.But because technical difficulty is larger, the product of y type venous detaining needle Antipricking is then less.Existing y type is quiet
The Antipricking device of vein is all a kind of telescopic sleeve structure, usually 2 to 3 sections, and sleeve pipe can stretch, and outwards pulls out puncture
During pin, puncture needle just directly enters Antipricking device by y type venous detaining needle, it is to avoid and human contact.But on
State telescopic sleeve structure, structure is relative complex, volume is big, therefore relatively costly, the telescopic sleeve structure of high cost, it is difficult in medical treatment
Industry popularization and application.
Content of the invention
It is an object of the invention to provide a kind of structure be simple and convenient to operate, the Antipricking venous detaining needle of low cost.
For achieving the above object, the technical solution adopted in the present invention is:
Antipricking venous detaining needle, including indwelling needle, batcher, indwelling flexible pipe, puncture needle and extension tube, described batcher sets
In indwelling needle, the side wall of indwelling needle is provided with medicinal liquid input port, and one end of extension tube is connected with medicinal liquid input port, indwelling
One end of needle stand is provided with medicinal liquid delivery outlet, and indwelling flexible pipe is connected with the medicinal liquid delivery outlet of indwelling needle, and one end of puncture needle is fixed
On needle handle, the other end is needle point, penetrates in indwelling needle from the other end of indwelling needle, sequentially passes through batcher, medicinal liquid defeated
Outlet and indwelling flexible pipe it is characterised in that: also include Antipricking pipe and anti-needle guard sleeve, described anti-needle guard sleeve is located at Antipricking pipe
One end, the tube wall of described Antipricking pipe is provided with elongated hole vertically, described needle handle includes fixed part and Handheld Division, puncture needle
End be fixed on fixed part, fixed part is located in Antipricking pipe, and Handheld Division reaches outside Antipricking pipe through elongated hole, use
When, the end of described anti-needle guard sleeve is pierced in batcher with puncture needle, when pulling out puncture needle outward, after finger pinches Handheld Division
Draw, slide along elongated hole in Handheld Division, fixed part is followed Handheld Division and moved along Antipricking pipe, and drives puncture needle, puncture needle
Needle point return back in anti-needle guard sleeve.
Further, the end of described anti-needle guard sleeve rests in batcher or passes through batcher.
Further, described Antipricking pipe is made of plastics.
Further, described anti-needle guard sleeve is made of plastics, and Antipricking Guan Yufang needle guard sleeve is integrally formed.
Further, described anti-needle guard sleeve is made up of metal material.
Further, have draw-in groove on the side hole wall of described elongated hole rear end, slide along elongated hole in Handheld Division
During at draw-in groove, rotate Handheld Division, Handheld Division is snapped in draw-in groove.
Further, have a gap from described draw-in groove to the rear end of Antipricking pipe, Handheld Division slips over gap and enters
In described elongated hole, needle handle is loaded Antipricking pipe from rear end.
Further, the external diameter of described anti-needle guard sleeve is less than 2mm, the internal diameter phase of the diameter of puncture needle and anti-needle guard sleeve
Adaptation.
Further, after described elongated hole extends rearward to Antipricking pipe on the tube wall of Antipricking pipe in the axial direction
End, needle handle loads Antipricking pipe from rear end.
Further, the other end of described extension tube is connected with a port of threeway, and two ports of other of threeway are divided
It is not provided with calparine cap and no cap.
Beneficial effects of the present invention: due to using above-mentioned version, being substituted existing by the single tube structure of non-telescoping
The flexible pipe structure of high cost, specifically it is simply that being additionally arranged anti-needle guard sleeve, the diameter of anti-needle guard sleeve in one end of Antipricking pipe
Very little, can extend in indwelling needle, very arrive and may also pass through batcher, such that it is able to greatly shorten the length of Antipricking pipe
Degree, thus simplifying structure, being also convenient for operating, especially greatly reduces cost, is conducive to the popularization in medical industry to answer
With.
Brief description
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention
System, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to the following drawings
Other accompanying drawings:
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of Antipricking pipe and needle handle shown in Fig. 1;
Fig. 3 extract for puncture needle shown in Fig. 2 after structural representation.
In figure: 1, indwelling needle;2nd, indwelling flexible pipe;3rd, puncture needle;4th, batcher;5th, extension tube;6th, medicinal liquid delivery outlet;
7th, medicinal liquid input port;8th, threeway;9th, calparine cap;10th, no cap;11st, needle handle;12nd, Antipricking pipe;13rd, anti-needle guard sleeve;14th, long
Shape hole;15th, fixed part;16th, Handheld Division;17th, draw-in groove;18th, gap;19th, rear end.
Specific embodiment
In order that those skilled in the art more fully understands technical scheme, below in conjunction with the accompanying drawings and specifically real
The present invention is described in further detail to apply example, it should be noted that in the case of not conflicting, embodiments herein and
Feature in embodiment can be mutually combined.
As shown in figure 1, Antipricking venous detaining needle, including indwelling needle 1, batcher 4, indwelling flexible pipe 2, puncture needle 3 and
Extension tube 5, described batcher 4 is located in indwelling needle 1, and the side wall of indwelling needle 1 is provided with medicinal liquid input port 7, extension tube 5
One end is connected with medicinal liquid input port 7, and the other end is connected with a port of threeway 8, and two ports of other of threeway 8 are respectively equipped with
Calparine cap 9 and no cap 10, one end of indwelling needle 1 is provided with medicinal liquid delivery outlet 6, and indwelling flexible pipe 2 is defeated with the medicinal liquid of indwelling needle 1
Outlet 6 connection, one end of puncture needle 3 is fixed on needle handle 11, and the other end is needle point, penetrates from the other end of indwelling needle 1 and stays
Put in needle stand 1, sequentially pass through batcher 4, medicinal liquid delivery outlet 6 and indwelling flexible pipe 2, also include Antipricking pipe 12 and anti-needle guard sleeve
13, described anti-needle guard sleeve 13 is located at one end of Antipricking pipe 12.During use, the end of described anti-needle guard sleeve 13 is with puncture needle one
Rise and pierce in batcher 4, the end of anti-needle guard sleeve 13 rests in batcher 4 naturally it is also possible to pass through batcher 4.
As shown in Fig. 2 being provided with elongated hole 14 on the tube wall of described Antipricking pipe 12 vertically, described needle handle 11 includes fixing
Portion 15 and Handheld Division 16, the end of puncture needle 3 is fixed on fixed part 15, and fixed part 15 is located in Antipricking pipe 12, Handheld Division 16
Reach outside Antipricking pipe 12 through elongated hole 14, described Antipricking pipe 12 and anti-needle guard sleeve 13 are all made of plastics, anti-tie
Hinder pipe 12 to be integrally formed with anti-needle guard sleeve 13.The external diameter of described anti-needle guard sleeve 13 is less than 2mm, the diameter of puncture needle 3 with anti-
The internal diameter of needle guard sleeve 13 is adapted.Certainly, anti-needle guard sleeve 13 can also use the anti-needle guard sleeve of metal material.Near described elongated
Draw-in groove 17 is had on the side hole wall of hole 14 rear end, Handheld Division 16 along elongated hole 14 slide at draw-in groove 17 when, rotate hand-held
Portion 16, Handheld Division 16 is snapped in draw-in groove 17.
In order to reach the purpose installing needle handle, have a gap 18 from the rear end of described draw-in groove 17 to Antipricking pipe,
Handheld Division 16 slips over gap 18 and enters in described elongated hole 14, and needle handle 11 is loaded Antipricking pipe from the rear end 19 of Antipricking pipe
In 12, this gap 18 open up mode, can effectively prevent needle handle 11 from skidding off in Antipricking pipe.Certainly, for Simplified flowsheet,
Another technical scheme can also be adopted: elongated hole directly can be extended on the tube wall of Antipricking pipe in the axial direction backward
To Antipricking pipe rear end that is to say, that when opening up elongated hole, just elongated hole is reached the rearward end of Antipricking pipe, pin
Handle loads Antipricking pipe from the rear end of Antipricking pipe.
As shown in figure 3, remaining needle penetrate vein after, when pulling out puncture needle 3 outward, finger pinches Handheld Division 16 post-tensioning, hand-held
Slide along elongated hole 14 in portion 16, fixed part 15 is followed Handheld Division and moved along Antipricking pipe 12, and drives puncture needle 3, punctures
The needle point of pin 3 return back in anti-needle guard sleeve 13.
Operation principle: only so adopting the single tube structure of non-telescoping, without flexible Antipricking pipe, because on Antipricking pipe
It is additionally arranged the less anti-needle guard sleeve of diameter, anti-needle guard sleeve can be made to pass through batcher, so the length of Antipricking pipe can be greatly shortened,
When pulling out pin, before puncture needle leaves indwelling needle 1, just needle point is encapsulated in anti-needle guard sleeve and suffers.This structure maximum
Feature is exactly that cost is extremely low, and operates also very convenient, therefore practicality is extremely strong, can be widely applied completely.
The above is the preferred embodiment of the present invention, certainly can not limit the right model of the present invention with this
Enclose it is noted that for those skilled in the art, technical scheme is modified or waits
With replacing, without departure from the protection domain of technical solution of the present invention.
Claims (10)
1. a kind of Antipricking venous detaining needle, including indwelling needle, batcher, indwelling flexible pipe, puncture needle and extension tube, described point
Stopper is located in indwelling needle, and the side wall of indwelling needle is provided with medicinal liquid input port, and one end of extension tube is with medicinal liquid input port even
Logical, one end of indwelling needle is provided with medicinal liquid delivery outlet, and indwelling flexible pipe is connected with the medicinal liquid delivery outlet of indwelling needle, and the one of puncture needle
End be fixed on needle handle, the other end be needle point, penetrate in indwelling needle from the other end of indwelling needle, sequentially pass through batcher,
Medicinal liquid delivery outlet and indwelling flexible pipe it is characterised in that: also include Antipricking pipe and anti-needle guard sleeve, described anti-needle guard sleeve is located at anti-
Stab one end of pipe, the tube wall of described Antipricking pipe be provided with elongated hole vertically, described needle handle includes fixed part and Handheld Division,
The end of puncture needle is fixed on fixed part, and fixed part is located in Antipricking pipe, and Handheld Division reaches Antipricking pipe through elongated hole
Outward, during use, the end of described anti-needle guard sleeve is pierced in batcher with puncture needle, and when pulling out puncture needle outward, finger pinches handss
Hold portion's post-tensioning, slide along elongated hole in Handheld Division, fixed part is followed Handheld Division and moved along Antipricking pipe, and drives puncture needle,
The needle point of puncture needle return back in anti-needle guard sleeve.
2. Antipricking venous detaining needle according to claim 1 it is characterised in that: the end of described anti-needle guard sleeve rests on
In batcher or through batcher.
3. Antipricking venous detaining needle according to claim 1 it is characterised in that: described Antipricking pipe is made of plastics.
4. Antipricking venous detaining needle according to claim 3 it is characterised in that: described anti-needle guard sleeve is made of plastics,
Antipricking Guan Yufang needle guard sleeve is integrally formed.
5. Antipricking venous detaining needle according to claim 1 it is characterised in that: described anti-needle guard sleeve is by metal material system
Become.
6. Antipricking venous detaining needle according to claim 1 it is characterised in that: near described elongated hole rear end side
Draw-in groove is had on hole wall, Handheld Division along elongated hole slide at draw-in groove when, rotate Handheld Division, Handheld Division is snapped in draw-in groove.
7. Antipricking venous detaining needle according to claim 6 it is characterised in that: from described draw-in groove to Antipricking pipe
Rear end has a gap, and Handheld Division slips over gap and enters in described elongated hole, and needle handle is loaded Antipricking pipe from rear end.
8. Antipricking venous detaining needle according to claim 1 it is characterised in that: the external diameter of described anti-needle guard sleeve is less than
2mm, the diameter of puncture needle is adapted with the internal diameter of anti-needle guard sleeve.
9. Antipricking venous detaining needle according to claim 1 it is characterised in that: described elongated hole is in the pipe of Antipricking pipe
The rear end of Antipricking pipe is extended rearward on wall, needle handle loads Antipricking pipe from rear end in the axial direction.
10. Antipricking venous detaining needle according to claim 1 it is characterised in that: the other end of described extension tube and three
Logical a port connects, and two ports of other of threeway are respectively equipped with calparine cap and no cap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610870840.2A CN106362239A (en) | 2016-10-08 | 2016-10-08 | Anti-puncturing venous indwelling needle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610870840.2A CN106362239A (en) | 2016-10-08 | 2016-10-08 | Anti-puncturing venous indwelling needle |
Publications (1)
Publication Number | Publication Date |
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CN106362239A true CN106362239A (en) | 2017-02-01 |
Family
ID=57898526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610870840.2A Pending CN106362239A (en) | 2016-10-08 | 2016-10-08 | Anti-puncturing venous indwelling needle |
Country Status (1)
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CN (1) | CN106362239A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107714054A (en) * | 2017-11-16 | 2018-02-23 | 成都瑞琦科技实业股份有限公司 | It is exclusively used in the mechanism protected vein blood taking needle |
WO2018209498A1 (en) * | 2017-05-15 | 2018-11-22 | 福建省百仕韦医用高分子股份有限公司 | Safe and open indwelling needle provided with forwards-extending needle bar |
CN109011003A (en) * | 2018-06-04 | 2018-12-18 | 哈尔滨医科大学 | Remaining needle safety foldable retraction type needle guard |
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CN2907727Y (en) * | 2006-06-06 | 2007-06-06 | 威海洁瑞医用制品有限公司 | Single wing safety vein retaining needle |
CN201668793U (en) * | 2010-05-21 | 2010-12-15 | 威海洁瑞医用制品有限公司 | Needle tube retraction type positive pressure remaining needle |
CN201996961U (en) * | 2010-06-24 | 2011-10-05 | 张亚平 | Safe remaining needle for transfusion |
CN103736170A (en) * | 2013-10-12 | 2014-04-23 | 苏州市雅思精密模具有限公司 | Anti-puncture remaining needle |
CN204181960U (en) * | 2014-10-24 | 2015-03-04 | 北京天地和协科技有限公司 | A kind of remaining needle |
EP2982404A1 (en) * | 2013-04-03 | 2016-02-10 | Sunwell Biotech Co., Ltd. | Stab-prevention indwelling needle |
-
2016
- 2016-10-08 CN CN201610870840.2A patent/CN106362239A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2907727Y (en) * | 2006-06-06 | 2007-06-06 | 威海洁瑞医用制品有限公司 | Single wing safety vein retaining needle |
CN201668793U (en) * | 2010-05-21 | 2010-12-15 | 威海洁瑞医用制品有限公司 | Needle tube retraction type positive pressure remaining needle |
CN201996961U (en) * | 2010-06-24 | 2011-10-05 | 张亚平 | Safe remaining needle for transfusion |
EP2982404A1 (en) * | 2013-04-03 | 2016-02-10 | Sunwell Biotech Co., Ltd. | Stab-prevention indwelling needle |
CN103736170A (en) * | 2013-10-12 | 2014-04-23 | 苏州市雅思精密模具有限公司 | Anti-puncture remaining needle |
CN204181960U (en) * | 2014-10-24 | 2015-03-04 | 北京天地和协科技有限公司 | A kind of remaining needle |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018209498A1 (en) * | 2017-05-15 | 2018-11-22 | 福建省百仕韦医用高分子股份有限公司 | Safe and open indwelling needle provided with forwards-extending needle bar |
CN107714054A (en) * | 2017-11-16 | 2018-02-23 | 成都瑞琦科技实业股份有限公司 | It is exclusively used in the mechanism protected vein blood taking needle |
CN107714054B (en) * | 2017-11-16 | 2024-04-09 | 成都瑞琦医疗科技有限责任公司 | Mechanism special for protecting venous blood taking needle |
CN109011003A (en) * | 2018-06-04 | 2018-12-18 | 哈尔滨医科大学 | Remaining needle safety foldable retraction type needle guard |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170201 |
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