CN206434660U - A kind of disposable anti-pricking wound type venous detaining needle - Google Patents
A kind of disposable anti-pricking wound type venous detaining needle Download PDFInfo
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- CN206434660U CN206434660U CN201621144853.3U CN201621144853U CN206434660U CN 206434660 U CN206434660 U CN 206434660U CN 201621144853 U CN201621144853 U CN 201621144853U CN 206434660 U CN206434660 U CN 206434660U
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Abstract
The utility model provides a kind of disposable anti-pricking wound type venous detaining needle, including：One anti-pricking wound device, one end is arranged in conduit tube component, and it includes：One cylinder, axially inside opens up cavity, and the two ends of cavity vertically correspond to and open up two through hole respectively, and needle tubing is inserted cylinder cavity by a through hole and passed by another through hole；One end cap, is covered on cylinder insertion needle tubing one end outer face, and forms between the end face accommodating cavity, and end cover surface offers the jack corresponding with the cylinder cavity through hole；One locating part, is arranged at the end cap and in the accommodating cavity of cylinder rear end face formation, surface offers the spacing hole corresponding with the cylinder cavity through hole, is formed to the spacing of needle tubing.The remaining needle makes needle tubing safely and effectively cover the tip portion polluted by patient blood after extraction, prevents the needle pricks related personnel of pollution.
Description
Technical field
The utility model belongs to infusion field, in particular it relates to which a kind of disposable anti-pricking wound type is quiet
Vein.
Background technology
Venous detaining needle（Intravenous Catheter）Application be the preferable method of clinical transfusion, on the one hand can be with
Mitigate the infant pain brought because scalp acupuncture is punctured repeatedly and the adult for going for long-term infusion.On the other hand also mitigate
The workload of clinical nurse.
Venous detaining needle is easy to operate, it is adaptable to the puncture at any position, while the pain that patient punctures repeatedly is alleviated,
The workload of nursing staff is alleviated, it is clinically deep to be suffered from welcome by shield.
Venous detaining needle is also known as venous catheter needle.The building block of core includes that endovascular soft lead can be retained in
Pipe/sleeve pipe, and stainless steel guiding puncture nook closing member.Conduit and nook closing member punctured into together when using it is intravascular, when conduit is complete
After portion's intravasation, nook closing member is withdrawn out, only by soft catheter retaining in the blood vessels so as to carry out infusion treatment.
Remaining needle is divided into open and closed, open to be divided into plain edition and safety-type（Anti- pricking wound type）, closed
It is divided into plain edition and safety-type（Anti- pricking wound）.
Common remaining needle, either pen type or closed, its needle tubing component for playing guiding puncture are out
Formula is put, i.e., is terminated in venipuncture after needle tubing component extracts from conduit tube component, its needle point is an exposure to outer.Puncture through
Its tip portion of needle tubing component can be infected with the blood of patient, perform the medical personnel of puncture procedure or contact the discarded needle tubing group
If the needle point that the other staff of part are exposed is stabbed accidentally, it can be polluteed and be come to harm by the blood of patient.
Escaped injury to protect medical personnel and discarded needle tubing to reclaim personnel, it is necessary to a kind of anti-pricking wound type venous indwelling
Pin.
For anti-pricking wound type venous detaining needle, the current country is primarily present following patent document：
China Patent Publication No.：CN105854121A, discloses a kind of disposable anti-pricking wound type venous detaining needle,
Anti-stabbing safety device including puncture needle and for housing the needle point of puncture needle and preventing needle point from exposing, Anti-stabbing safety
Device includes anti-acupuncture protective case, is used to prevent the needle point of puncture needle to be protected from the anti-acupuncture inside the anti-acupuncture protective case
Anti- acupuncture folder and be used to prevent the needle point of puncture needle to prevent from this inside the anti-acupuncture protective case that guard leading end stretches out
The anti-pin barrier sheet that acupuncture protective case rear end is stretched out, after the needle point of the puncture needle is taken in the anti-acupuncture protective case inside, this
Invention retains on the basis of existing remaining needle function, adds Anti-stabbing safety device, Anti-stabbing safety device energy of the invention
Automatic locking needle point when biopsy needle guide is exited, prevents needle point exposed, is prevented effectively from medical personnel and is wounded by stabbing in operation
And it is infected.However, the anti-pricking wound type venous detaining needle that the patent is provided, is protected by designing anti-acupuncture folder to needle tubing
Shield, the anti-acupuncture folder 22 includes top plate 221, front end-plate 222 and end plate 223, wherein, the front end-plate 221 is connected to the top
The front end of plate 221, the end plate 223 is connected to the rear end of the top plate 221, and the elastic arm of force 224 is connected into the front end-plate 221
It is integral, the anti-acupuncture clamping structure is tortuous, complicated, although possess protecting effect, but production cost is high.
Utility model content
To solve above-mentioned problem, the purpose of this utility model is to provide a kind of disposable anti-pricking wound type
Venous detaining needle, the remaining needle makes needle tubing safely and effectively cover the tip portion polluted by patient blood after extraction, prevents
The needle pricks related personnel only polluted.
To reach above-mentioned purpose, the technical solution of the utility model is：
A kind of disposable anti-pricking wound type venous detaining needle, including：One anti-pricking wound device, one end is arranged at conduit
In component, it includes：One cylinder, axially inside opens up cavity, and the two ends of cavity vertically correspond to and open up two through hole, pin respectively
Guan Youyi through holes insert cylinder cavity and passed by another through hole；One end cap, is covered on cylinder insertion needle tubing one end outer end
Face, and accommodating cavity is formed between the end face, end cover surface offers the jack corresponding with the cylinder cavity through hole；One limit
Position part, is arranged at the end cap and in the accommodating cavity of cylinder rear end face formation, surface is offered and the cylinder cavity through hole phase
Corresponding spacing hole, is formed to the spacing of needle tubing.
Further, in addition to an elastic pendulum, one end is arranged on the cylinder cavity inner wall, and needle tubing insertion cylinder is empty
Chamber, the other end is resisted against needle tubing outer wall.
In addition, the elastic pendulum length is more than cylinder cavity radius, formation is pointed to needle tubing and passes one end cylinder through hole
Closure.
Separately have, the elastic pendulum is disposed in proximity to needle tubing and passed on the cavity inner wall of cylinder one end through hole.
Again, the needle tubing surface is provided with the Access Division coordinated with the locating part spacing hole, and Access Division coordinates with spacing hole,
Formed to the spacing of needle tubing, the locating part is catch.
Further, setting raised close to the needle tubing surface of notch position at least side, needle tubing sets high spot width to be more than pin
Pipe diameter, this convexes to form the Access Division coordinated with the locating part spacing hole.
And, the cylinder passes lid at needle tubing one end open, opening and sets a cover plate, and lid surface is opened up passes post for needle tubing
The through hole of body.
In addition, the conduit tube component is shaped as a threeway body, it is catheter block along needle tubing through direction one end, the other end is successively
Provided with fixing pipe and indwelling flexible pipe, extension tube of the 3rd end provided with access infusion set, catheter block is a cavity, catheter block with it is solid
Batching pig is set between fixed tube.
Again, the cylinder outer wall for passing one end close to needle tubing is equipped with plug division, and the cylinder is inserted in by the plug division
In the conduit tube component catheter block, interference fit is formed.
Further, the needle tubing is arranged in needle tubing component, the needle tubing component includes the needle tubing seat of accommodating needle tubing and set
Needle handle is held in needle tubing seat outer wall, needle tubing component is located at the anti-pricking wound device cylinder outer wall by needle tubing cover for seat.
The beneficial effects of the utility model are：
The venous detaining needle, sets anti-pricking wound device, and the device opens up limit by setting locating part on locating part
Position hole, coordinates cylinder cavity and the Access Division being arranged on needle tubing so that the needle tubing syringe needle position indwelling of extraction is in cylinder cavity
It is interior, the closing to needle tubing is formed, prevents exposed needle tubing from stabbing medical personnel；In addition, setting elasticity in cylinder cavity
Pendulum, forms the closure that one end through hole is passed to needle tubing, effectively prevents the needle tubing being retained in cavity to be again out cavity and formed
Threaten；Anti- pricking wound device is saved space, increased operation rate by setting plug division to be inserted in conduit tube component catheter block, drops
Low production cost, increases economic efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of disposable anti-pricking wound type venous detaining needle provided by the utility model
Figure.
Fig. 2 is the disposable anti-pricking wound type venous detaining needle needle tubing component of one kind provided by the utility model from leading
The view extracted in tube assembly.
Fig. 3 is the disposable anti-anti- pricking wound device of pricking wound type venous detaining needle of one kind provided by the utility model
Combining structure schematic diagram after conduit tube component disengaging with needle tubing component.
Fig. 4 is partial enlargement structure at a kind of A of disposable anti-pricking wound type venous detaining needle needle tubing shown in Fig. 1
Schematic diagram.
Embodiment
The utility model is described further below by specific embodiment, but embodiment is not intended to limit this practicality newly
The protection domain of type.
1 ~ Fig. 4 of reference picture, the disposable anti-pricking wound type venous detaining needle of one kind described in the utility model, including：
One anti-pricking wound device 100, one end is arranged in conduit tube component 200, and it includes：One cylinder 1, axially inside opens up cavity
11, the two ends of cavity 11 vertically correspond to and open up two through hole 12,12 ' respectively, and needle tubing 300 inserts the cavity of cylinder 1 by a through hole 12
11 and passed by another through hole 12 '；One end cap 2, is covered on the cylinder 1 insertion needle tubing 300 one end outer face, and with the end face
Between formed accommodating cavity 21, the surface of end cap 2 offers the jack 22 corresponding with the through hole 12,12 ' of 1 cavity of cylinder 11；One
Locating part 3, is arranged at the end cap 2 and in the accommodating cavity 21 of the rear end face of cylinder 1 formation, surface offers empty with the cylinder 1
The corresponding spacing hole 31 of the through hole 12,12 ' of chamber 11, forms to the spacing of needle tubing 300, the needle tubing after extraction 300 is retained in post
In the cavity 11 of body 1.
Further, in addition to an elastic pendulum 4, one end is arranged on the inwall of 1 cavity of cylinder 11, and needle tubing 300 is inserted
The cavity 11 of cylinder 1, the other end is resisted against the outer wall of needle tubing 300.
In addition, the length of elastic pendulum 4 is more than the radius of 1 cavity of cylinder 11, formation is pointed to needle tubing 300 and passes one end cylinder
The closure of 1 through hole 12 '.
Separately have, the elastic pendulum 4 is disposed in proximity to the inwall of cavity 11 that needle tubing 300 passes one end through hole 12 ' of cylinder 1
On.
Again, the surface of needle tubing 300 be provided with the spacing hole 31 of locating part 3 coordinate Access Division, Access Division with it is spacing
Hole 31 coordinates, and is formed to the spacing of needle tubing 300, the locating part 3 is catch.
Further, close to notch（It is not shown）The surface of needle tubing 300 of position at least side sets projection 301, and needle tubing 300 is set
Width is more than the diameter of needle tubing 300, the Access Division that the projection 301 formation coordinates with the spacing hole 31 of locating part 3 at projection 301.
In one preferred embodiment of the utility model, one section of 300 surface of needle tubing both sides are respectively provided with projection 301, i.e., to pin
The section of pipe 300 does flattening processing so that two projections 301 are symmetrical arranged, and forms Access Division, coordinates with the spacing hole 31 of locating part 3, make
The syringe needle position indwelling of needle tubing 300 is obtained in the anti-cavity 11 of 100 cylinder of pricking wound device 1.
In another preferred embodiment of the invention, the cylinder 1 passes lid at the one end open 13 of needle tubing 300, opening and sets one
Cover plate 131, the surface of cover plate 131 opens up the through hole 12 ' that cylinder 1 is passed for needle tubing 300.
In addition, the conduit tube component 200 is shaped as a threeway body, direction one end is passed through to be catheter block 201 along needle tubing 300,
The other end is sequentially provided with fixing pipe 202 and indwelling flexible pipe 203, extension tube 204 of the 3rd end provided with access infusion set, catheter block
For 201 1 cavitys, batching pig 205 is set between catheter block 201 and fixing pipe 202.
Again, the outer wall of cylinder 1 for passing one end close to needle tubing 300 is equipped with plug division 14, and the cylinder 1 passes through the plug division
14 are inserted in the catheter block 201 of conduit tube component 200, form interference fit.
Further, the needle tubing 300 is arranged in needle tubing component 400, the needle tubing component 400 includes accommodating needle tubing 300
Needle tubing seat 401 and be arranged at needle tubing 401 outer walls of seat hold needle handle 402, needle tubing component 400 is located at the anti-pin by needle tubing cover for seat
Stab device cylinder outer wall.
Disposable anti-pricking wound type venous detaining needle occupation mode described in the utility model is as follows：
Under original state, the syringe needle of needle tubing 300 is located in the anti-cavity 11 of 100 cylinder of pricking wound device 1, and syringe needle passes cylinder
1 through hole 12 ', conduit is passed after penetrating the catheter block 201 of conduit tube component 200, batching pig 205, fixing pipe 202 and indwelling flexible pipe 203
Component 200, when being had an acupuncture treatment to patient, the hand-held needle tubing of needle tubing component 400 seat 401 of medical personnel drives needle tubing 300 under patient's progress
Pin, after lower pin is finished, detaches needle tubing 300, the indwelling of 200 indwelling flexible pipe of conduit tube component 203 passes through extension tube in patient vessel
204 are infused, and the needle tubing 300 detached is after conduit tube component 200 is exited, because of the clamping of the formation of projection 301 on the surface of needle tubing 300
Portion and the clamping of 3 spacing hole of locating part 31, the action that locating part 3 is extracted with needle tubing 300 are moved to the side of end cap 2, are attached at end cap 2
Inwall, prevents needle tubing 300 from departing from anti-pricking wound device so that the syringe needle indwelling of needle tubing 300 is in the cavity 11 of cylinder 1, and needle tubing 300
In fallback procedures, elastic pendulum 4, which departs from, to be blocked needle tubing 300 after needle tubing 300, the bottom and passes one end through hole 12 ' of cylinder 1, prevents pin
Pipe 300 passes cylinder 1 again, so that the syringe needle of needle tubing 300 is retained in the cavity 11 of 100 cylinder of Anti-stabbing device 1, so as to prevent
Exposed needle tubing 300 stabs medical personnel and causes secondary injury.
Disposable anti-pricking wound type venous detaining needle described in the utility model, sets anti-pricking wound device, the dress
Put by setting locating part, spacing hole opened up on locating part, coordinate cylinder cavity and the Access Division being arranged on needle tubing so that
The needle tubing syringe needle position indwelling of extraction forms the closing to needle tubing, prevents exposed needle tubing from stabbing doctor in cylinder cavity
Shield personnel；In addition, setting elastic pendulum in cylinder cavity, the closure that one end through hole is passed to needle tubing is formed, effectively prevents from staying
Put the needle tubing in cavity and be again out cavity formation threat；Anti- pricking wound device is by setting plug division to be inserted in conduit tube component
In catheter block, space is saved, is increased operation rate, reduced production cost, increase economic efficiency.
It should be noted that above example is only unrestricted to illustrate the technical solution of the utility model.Although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to reality
Modified with new technical scheme or equivalent substitution, without departing from the scope of technical solutions of the utility model, it all should
Cover in right of the present utility model.
Claims (10)
1. a kind of disposable anti-pricking wound type venous detaining needle, it is characterised in that including：
One anti-pricking wound device, one end is arranged in conduit tube component, and it includes：
One cylinder, axially inside opens up cavity, and the two ends of cavity vertically correspond to and open up two through hole respectively, and needle tubing is by a through hole
Insertion cylinder cavity is simultaneously passed by another through hole；
One end cap, is covered on cylinder insertion needle tubing one end outer face, and forms between the end face accommodating cavity, end cover surface
Offer the jack corresponding with the cylinder cavity through hole；
One locating part, is arranged at the end cap and in the accommodating cavity of cylinder rear end face formation, surface offers empty with the cylinder
The corresponding spacing hole of chamber through hole, is formed to the spacing of needle tubing.
2. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 1, it is characterised in that also include
One elastic pendulum, one end is arranged on the cylinder cavity inner wall, and needle tubing insertion cylinder cavity, the other end is resisted against outside needle tubing
Wall.
3. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 2, it is characterised in that the bullet
Property pendulum length be more than cylinder cavity radius, formation is pointed to the closure that needle tubing passes one end cylinder through hole.
4. a kind of disposable anti-pricking wound type venous detaining needle according to Claims 2 or 3, it is characterised in that institute
State elastic pendulum and be disposed in proximity to needle tubing and pass on the cavity inner wall of cylinder one end through hole.
5. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 1, it is characterised in that the pin
Pipe surface is provided with the Access Division coordinated with the locating part spacing hole, and Access Division coordinates with spacing hole, is formed to the spacing of needle tubing,
The locating part is catch.
6. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 5, it is characterised in that close to groove
The needle tubing surface of mouthful position at least side sets raised, and needle tubing sets high spot width to be more than needle tubing diameter, this convex to form with
The Access Division that the locating part spacing hole coordinates.
7. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 1, it is characterised in that the post
Body passes lid at needle tubing one end open, opening and sets a cover plate, and lid surface opens up the through hole that cylinder is passed for needle tubing.
8. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 1, it is characterised in that described to lead
Tube assembly is shaped as a threeway body, is catheter block along needle tubing through direction one end, the other end is sequentially provided with fixing pipe and indwelling
Flexible pipe, extension tube of the 3rd end provided with access infusion set, catheter block is a cavity, sets and isolates between catheter block and fixing pipe
Plug.
9. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 8, it is characterised in that close to pin
The cylinder outer wall that pipe passes one end is equipped with plug division, and the cylinder is inserted in the conduit tube component catheter block by the plug division
It is interior, form interference fit.
10. the disposable anti-pricking wound type venous detaining needle of one kind according to claim 1, it is characterised in that described
Needle tubing is arranged in needle tubing component, the needle tubing component include the needle tubing seat of accommodating needle tubing and be arranged at needle tubing seat outer wall hold pin
Handle, needle tubing component is located at the anti-pricking wound device cylinder outer wall by needle tubing cover for seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144853.3U CN206434660U (en) | 2016-10-21 | 2016-10-21 | A kind of disposable anti-pricking wound type venous detaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144853.3U CN206434660U (en) | 2016-10-21 | 2016-10-21 | A kind of disposable anti-pricking wound type venous detaining needle |
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| Publication Number | Publication Date |
|---|---|
| CN206434660U true CN206434660U (en) | 2017-08-25 |
Family
ID=59645118
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621144853.3U Active CN206434660U (en) | 2016-10-21 | 2016-10-21 | A kind of disposable anti-pricking wound type venous detaining needle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107789703A (en) * | 2017-11-16 | 2018-03-13 | 广东龙心医疗器械有限公司 | The indwelling structure and remaining needle of a kind of remaining needle |
| CN109011006A (en) * | 2018-08-08 | 2018-12-18 | 刘靖 | A kind of remaining needle needle assembly |
| CN109224160A (en) * | 2018-09-27 | 2019-01-18 | 郑州大学第附属医院 | Can press from both sides close, anti-needle stabs haemodialysis remaining needle and its application method |
| WO2021147807A1 (en) * | 2020-01-21 | 2021-07-29 | 贝普医疗科技有限公司 | Pen type indwelling needle having needle shielding eccentric blocking piece |
| CN114366937A (en) * | 2021-11-30 | 2022-04-19 | 深圳市一辉时代医疗有限公司 | Environment-friendly disposable dead-angle-free anti-puncture remaining needle |
-
2016
- 2016-10-21 CN CN201621144853.3U patent/CN206434660U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107789703A (en) * | 2017-11-16 | 2018-03-13 | 广东龙心医疗器械有限公司 | The indwelling structure and remaining needle of a kind of remaining needle |
| CN109011006A (en) * | 2018-08-08 | 2018-12-18 | 刘靖 | A kind of remaining needle needle assembly |
| CN109224160A (en) * | 2018-09-27 | 2019-01-18 | 郑州大学第附属医院 | Can press from both sides close, anti-needle stabs haemodialysis remaining needle and its application method |
| CN109224160B (en) * | 2018-09-27 | 2024-02-06 | 郑州大学第一附属医院 | Retention needle capable of being clamped and preventing needle stick injury for hemodialysis and use method thereof |
| WO2021147807A1 (en) * | 2020-01-21 | 2021-07-29 | 贝普医疗科技有限公司 | Pen type indwelling needle having needle shielding eccentric blocking piece |
| CN114366937A (en) * | 2021-11-30 | 2022-04-19 | 深圳市一辉时代医疗有限公司 | Environment-friendly disposable dead-angle-free anti-puncture remaining needle |
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