CN204017017U - Intravenous infusion indwelling needle safety protective cover - Google Patents
Intravenous infusion indwelling needle safety protective cover Download PDFInfo
- Publication number
- CN204017017U CN204017017U CN201420478355.7U CN201420478355U CN204017017U CN 204017017 U CN204017017 U CN 204017017U CN 201420478355 U CN201420478355 U CN 201420478355U CN 204017017 U CN204017017 U CN 204017017U
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- extension tube
- positive pressure
- pressure connector
- intravenous infusion
- needle
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Abstract
The utility model discloses a kind of intravenous infusion indwelling needle safety protective cover, comprise draw point, threeway needle stand, extension tube and positive pressure connector, one end of described threeway needle stand is connected its other end and extension tube UNICOM with draw point, the described extension tube other end is connected with positive pressure connector, one end away from extension tube on described positive pressure connector is provided with positive valve, wherein: described extension tube fixes sheathed magnetic circle near one end of positive pressure connector, described draw point is provided with projection near one end of threeway needle stand, described positive valve is provided with the draw-in groove with projection adaptation away from one end of extension tube, aiming to provide one can available protecting medical personnel, the safety protection sleeve for intravenous infusion needle that protective sleeve can not come off.
Description
Technical field
This utility model relates to a kind of medical device, and more particularly, it relates to a kind of venous detaining needle.
Background technology
The application of venous detaining needle is the good method of clinical transfusion, can alleviate infant on the one hand because of scalp acupuncture the repeated localised puncture misery brought and the adult going for long-term infusion.Also the workload of clinical nurse is alleviated on the other hand.
At present, the application number on market is that the Chinese patent of CN201410037768.6 discloses a kind of safe type retention needle, comprises catheter block and needle stand, is provided with anti-acupuncture protection assembly between catheter block and needle stand; Anti-acupuncture assembly comprises screening glass and protecting seat, and the two ends of protecting seat offer first, second through hole respectively, and described screening glass is made up of a connecting piece and the catch being arranged on brace two ends, offers away from the first catch of catheter block hole of threading a needle; Second catch and the brace junction of close catheter block have opening; Puncture needle head is provided with deformation point, and deformation point external diameter is less than the first through hole internal diameter, and is greater than thread a needle hole or the second through hole internal diameter, and deformation point to the distance of puncture needle needle point is less than on the first catch threads a needle hole to second gear sheet distance; First catch is fixedly connected with protecting seat, and brace is made up of with the reply section being connected to the first catch the deformation section being connected to the second washer; The groove at deformation section place is set to skewed slot.
On its syringe needle of the remaining needle that this invention provides, a sheathed protective sleeve causes to protect medical personnel not stabbed by syringe needle infecting, but this protective sleeve very easily comes off in actual use, still there are medical personnel and is using remaining needle may by what prick.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of can available protecting medical personnel, the protective sleeve safety protection sleeve for intravenous infusion needle that can not come off.
For achieving the above object, this utility model provides following technical scheme: a kind of intravenous infusion indwelling needle safety protective cover, comprise draw point, threeway needle stand, extension tube and positive pressure connector, one end of described threeway needle stand is connected its other end and extension tube UNICOM with draw point, the described extension tube other end is connected with positive pressure connector, one end away from extension tube on described positive pressure connector is provided with positive valve, wherein, described extension tube fixes sheathed magnetic circle near one end of positive pressure connector, described draw point is provided with projection near one end of threeway needle stand, described positive valve is provided with the draw-in groove with projection adaptation away from one end of extension tube.
By adopting technique scheme, after described intravenous infusion indwelling needle does not use or finishes using, the revolution of described draw point inserts positive pressure connector and by the draw-in groove clamping in the projection of draw point end and positive valve from positive valve, and by described magnetic circle, draw point applying magnetic attraction is fixed, prevent from draw point from swinging in positive pressure connector to cause poking positive pressure connector, the ingenious positive pressure connector that utilizes is as the protective sleeve of draw point, eliminate the probability that protective sleeve in use comes off, also ensure that draw point is fixed on positive pressure connector inside by magnetic circle, whole installation is safe and effective.
This utility model is set to further: described threeway needle stand is provided with and holds needle handle.
By adopting technique scheme, medical personnel can use described safty pin by holding needle handle, reduce the probability that medical personnel are stabbed by draw point when gripping use safety pin.
This utility model is set to further: described extension tube is provided with flow-stopping clip.
By adopting technique scheme, in safty pin use procedure, flow-stopping clip can be used on and closes safty pin with when changing injection, prevents blood samples of patients from refluxing, and improves the safety that safty pin uses.
This utility model is set to further: described positive valve is that funnel-shaped structure is arranged away from one end of extension tube.
By adopting technique scheme, make by bucket shape structure the insertion positive pressure connector that described draw point can be convenient after finishing using.
This utility model is set to further: described in hold on needle handle and be provided with some anti-skidding salient points.
By adopting technique scheme, described in increase, holding the skidproof effect of needle handle, avoiding medical personnel hands is sliding in use causing accident.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model intravenous infusion indwelling needle safety protective cover embodiment;
Fig. 2 is the placement draw point schematic diagram of this utility model intravenous infusion indwelling needle safety protective cover embodiment.
Reference numeral: 1. draw point; 2. threeway needle stand; 3. extension tube; 4. positive pressure connector; 5. positive valve; 6. magnetic circle; 7. protruding; 8. draw-in groove; 9. hold needle handle; 10. anti-skidding salient point; 11. flow-stopping clips.
Detailed description of the invention
Referring to figs. 1 through Fig. 2, this utility model intravenous infusion indwelling needle safety protective cover embodiment is described further.
A kind of intravenous infusion indwelling needle safety protective cover, comprise draw point 1, threeway needle stand 2, extension tube 3 and positive pressure connector 4, one end of described threeway needle stand 2 is connected its other end and extension tube 3 UNICOM with draw point 1, described extension tube 3 other end is connected with positive pressure connector 4, described threeway needle stand 2 is provided with and holds needle handle 9, described needle handle 9 of holding is provided with some anti-skidding salient points 10, medical personnel can use described safty pin by holding needle handle 9, reduce the probability that medical personnel are stabbed by draw point 1 when gripping use safety pin, the skidproof effect of needle handle 9 is held described in described anti-skidding salient point 10 can increase, avoid medical personnel hands be sliding in use causing accident, described extension tube 3 is also provided with flow-stopping clip 11, one end away from extension tube 3 on described positive pressure connector 4 is provided with positive valve 5, preferably, being made up of thicker material of described positive pressure connector 4, avoid breakage, wherein, described extension tube 3 fixes sheathed magnetic circle 6 near one end of positive pressure connector 4, described draw point 1 is provided with protruding 7 near one end of threeway needle stand 2, described positive valve 5 is provided with the draw-in groove 8 with protruding 7 adaptations away from one end of extension tube 3, described positive valve 5 is that funnel-shaped structure is arranged away from one end of extension tube 3.
The specific works principle of this utility model intravenous injection indwelling needle-protecting sleeve is as follows: after described intravenous infusion indwelling needle safety does not use or finishes using, described draw point 1 turns round and from positive valve 5, inserts positive pressure connector 4 and by the projection 7 of draw point 1 end and draw-in groove 8 clamping on positive valve 5, and apply magnetic attraction by described magnetic circle 6 pairs of draw points 1 and fix, the ingenious positive pressure connector 4 that utilizes is as the protective sleeve of draw point 1, eliminate the probability that protective sleeve in use comes off, also ensure that draw point 1 is fixed on positive pressure connector 4 by magnetic circle 6 inner, whole installation is safe and effective, in safty pin use procedure, flow-stopping clip 11 can be used on and closes safty pin with when changing injection, prevent blood samples of patients from refluxing, improve the safety that safty pin uses, and make by bucket shape structure the insertion positive pressure connector 4 that described draw point 1 can be convenient after finishing using.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under this utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under this utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. an intravenous infusion indwelling needle safety protective cover; comprise draw point, threeway needle stand, extension tube and positive pressure connector; one end of described threeway needle stand is connected with draw point; the other end and extension tube UNICOM; the other end of described extension tube is connected with positive pressure connector; one end away from extension tube on described positive pressure connector is provided with positive valve; it is characterized in that: described extension tube fixes sheathed magnetic circle near one end of positive pressure connector; described draw point is provided with projection near one end of threeway needle stand, and described positive valve is provided with the draw-in groove with projection adaptation away from one end of extension tube.
2. a kind of intravenous infusion indwelling needle safety protective cover according to claim 1, is characterized in that: described threeway needle stand is provided with and holds needle handle.
3. a kind of intravenous infusion indwelling needle safety protective cover according to claim 2, is characterized in that: described extension tube is provided with flow-stopping clip.
4. a kind of intravenous infusion indwelling needle safety protective cover according to claim 3, is characterized in that: described positive valve is that funnel-shaped structure is arranged away from one end of extension tube.
5. a kind of intravenous infusion indwelling needle safety protective cover according to claim 4, is characterized in that: described in hold on needle handle and be provided with some anti-skidding salient points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420478355.7U CN204017017U (en) | 2014-08-22 | 2014-08-22 | Intravenous infusion indwelling needle safety protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420478355.7U CN204017017U (en) | 2014-08-22 | 2014-08-22 | Intravenous infusion indwelling needle safety protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204017017U true CN204017017U (en) | 2014-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420478355.7U Active CN204017017U (en) | 2014-08-22 | 2014-08-22 | Intravenous infusion indwelling needle safety protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204017017U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670146A (en) * | 2017-09-27 | 2018-02-09 | 山东大学齐鲁医院 | A kind of anti-needle point for vascular malformation hardening treating shifts indwelling needle and method |
| CN108543156A (en) * | 2018-05-14 | 2018-09-18 | 河南兴恒医疗用品有限公司 | Remaining needle is administered in a kind of disposable safe positive pressure front end |
| CN111032137A (en) * | 2017-07-19 | 2020-04-17 | 贝克顿·迪金森公司 | Integrated peripheral intravenous catheter with improved extension tube port probe access |
-
2014
- 2014-08-22 CN CN201420478355.7U patent/CN204017017U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111032137A (en) * | 2017-07-19 | 2020-04-17 | 贝克顿·迪金森公司 | Integrated peripheral intravenous catheter with improved extension tube port probe access |
| CN107670146A (en) * | 2017-09-27 | 2018-02-09 | 山东大学齐鲁医院 | A kind of anti-needle point for vascular malformation hardening treating shifts indwelling needle and method |
| CN108543156A (en) * | 2018-05-14 | 2018-09-18 | 河南兴恒医疗用品有限公司 | Remaining needle is administered in a kind of disposable safe positive pressure front end |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee after: Hongyu Anhui Wuzhou medical instrument Limited by Share Ltd Address before: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee before: ANHUI HONGYU WUZHOU MEDICAL EQUIPMENT CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |