CN105816936A - Double-wing vein puncture needle capable of preventing acupuncturing - Google Patents
Double-wing vein puncture needle capable of preventing acupuncturing Download PDFInfo
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- CN105816936A CN105816936A CN201510005473.5A CN201510005473A CN105816936A CN 105816936 A CN105816936 A CN 105816936A CN 201510005473 A CN201510005473 A CN 201510005473A CN 105816936 A CN105816936 A CN 105816936A
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- saddle
- needle
- syringe needle
- vane
- double
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- 210000003462 vein Anatomy 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000001467 acupuncture Methods 0.000 claims description 25
- 230000000694 effects Effects 0.000 claims description 8
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000001990 intravenous administration Methods 0.000 description 5
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 241001441752 Philesturnus carunculatus Species 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Finger-Pressure Massage (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention provides a double-wing vein puncture needle capable of preventing acupuncturing. The double-wing vein puncture needle capable of preventing acupuncturing comprises a needle bed, a needle insert, a hose and a syringe needle, wherein the needle insert sleeves on the syringe needle, and the hose is communicated with the needle bed. The double-wing vein puncture needle capable of preventing acupuncturing also comprises handles, sliding pieces and a limiting mechanism, wherein the needle base is in a cylindrical shape; one end of the needle bed is fixed and communicated with the syringe needle; the other end of the needle bed is connected with the hose; each sliding piece is in a cylindrical shape with openings at two ends; a plurality of sliding pieces are nested with one another; the sliding piece located on the innermost layer movably sleeves on the needle bed; the limiting mechanism is arranged on the sliding pieces and the needle bed; the sliding pieces are fixed with one another; the handles are symmetrically arranged on two sides of the needle bed and are fixed on the connecting part of the needle bed and the hose; and each handle is in a flat plate shape. The sliding pieces sleeve on the needle bed in a layering way, so that the length of the operating part of the double-wing vein puncture needle capable of preventing acupuncturing is shorter; and the syringe needle is covered when in use and after use through unfolding the sliding pieces layer by layer, so that the safety is improved, and the pain of patients is alleviated.
Description
Technical field
The present invention relates to a kind of venipuncture needle, particularly to a kind of anti-acupuncture double-vane venipuncture needle.
Background technology
At present, conventional disposable vein pin before use, needs to needle guard on pinhead sleeve to protect syringe needle, such as, prevent syringe needle to be bent or collision etc..During use, when pulling out needle guard, easily cause pricking hazard, but real danger disposes the stage after transfusion completes, after extracting in by transfusion person's body, when carrying out waste disposal, no matter put into process cartridge or the upper needle guard of band of specialty, the danger being the most easily wounded by stabbing, causes the serious consequences such as medical staff infection.
For this defect, some intravenous needles have employed the technological means of retractable needle, after transfusion completes, utilizes the isostructural elastic force of spring, is retracted to by syringe needle in the structures such as a protection set being used for protecting syringe needle.So, although can effectively protect syringe needle, it is to avoid medical worker is wounded by stabbing, but but patient can be caused the most painful because of the mechanical action of needle retractable.
On the other hand, skin, when retracting, owing to the frame for movement that can stretch often exists gap, may be clamped and patient causes bigger misery by retractable needle.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the intravenous needle of prior art to there is safety issue and mechanical action causes the defect of patient suffering, it is provided that the anti-acupuncture double-vane venipuncture needle that a kind of safety is more preferably, the misery that caused of mechanical action is lower.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of anti-acupuncture double-vane venipuncture needle, it includes a needle stand, a needle guard, a flexible pipe and a syringe needle, described needle guard is sheathed on described syringe needle, described flexible pipe connects with described needle stand, it is characterized in that, described anti-acupuncture double-vane venipuncture needle also includes two handles, some saddles and some position-limit mechanisms, and described needle stand is tubular, described syringe needle is fixed and connected in one end of described needle stand, and the other end is hose connection with described；
Described saddle is the tubular of both ends open, and described some saddles are mutually nested, is positioned at movable being sheathed on described needle stand of described saddle of innermost layer, and described some saddles total length on activity direction is more than the length of described syringe needle；
Described position-limit mechanism is arranged at described some saddles and described needle stand, after being expanded to completely obscured described syringe needle in the slip of described some saddles, is fixed on described needle stand by the described saddle of innermost layer, and interfixes between described some saddles；
The junction of described needle stand and described flexible pipe is also fixed in both sides being arranged at described needle stand that described handle is symmetrical；
Described handle is writing board shape, and described handle is parallel with the skin contact of described saddle.
Herein, flexible pipe is the flexible hose for blood transfusion and infusion etc. that the art is conventional.It is to say, before use, being sheathed on outside needle stand of some saddle stackings, it is in the state of retraction, outside now syringe needle is exposed to, syringe needle can be entangled by needle guard and syringe needle is covered.During use, needle guard is taken off, carry out the operations such as blood transfusion, after operation completes, during extracting syringe needle, by the saddle of several tubulars after expansion of sliding, by end to end the fixing of position-limit mechanism being arranged on saddle and needle stand, cover syringe needle to avoid syringe needle to operator or the injury of patient simultaneously.So, when extracting syringe needle, both ensure that safety, turn avoid the misery that in prior art, the unexpected resilience of syringe needle is caused simultaneously.
Additionally, owing to the length (length of the parts such as needle stand i.e. removing hose segment) of intravenous needle operating position should be at least the length that needle stand adds syringe needle, and the length of syringe needle to be generally full-length immutable, therefore, the Design of length of needle stand becomes the key determining intravenous needle operating position length.In the present invention, owing to have employed the structure that multiple saddle stacking is nested, when retracted state (when syringe needle is completely exposed), comparing only with a saddle, multiple saddle layer nested structure can significantly reduce the design length of needle stand.
In addition, it is parallel with the skin contact of saddle so that reduce the upset caused because manual operation is handshaking in operation that handle is set, during operation, operator can one be held by a side grip, the handle of opposite side then can against skin, plays the effect of a location.
It is also preferred that the left described anti-acupuncture double-vane venipuncture needle includes one first saddle and one second saddle, described first saddle is movably set in outside described needle stand, and described second saddle is movably set in outside described first saddle.
It is also preferred that the left described position-limit mechanism includes one first elastic washer, two the second elastic washers and two the 3rd elastic washers；
Described first elastic washer is attached at described first saddle in the inner circumferential of one end of described flexible pipe, and, the laminating of the edge of described first elastic washer and the interior walls be smooth of described first saddle；
Two described second elastic washer set merging are attached on described needle stand, described second elastic washer is for when described first saddle and described second saddle slip extend to completely obscured described syringe needle or described syringe needle is completely exposed, fasten with described first elastic washer, to limit the movement of described first saddle；
Described 3rd elastic washer is respectively arranged at described first saddle away from the periphery of one end of described flexible pipe and described second saddle near the inner circumferential of described flexible pipe, described 3rd elastic washer is for when described first saddle and described second saddle slip extend to completely obscured described syringe needle or described syringe needle is completely exposed, being mutually clamped to limit the movement of described second saddle.
It is also preferred that the left described position-limit mechanism includes two elastic fasteners and four draw-in grooves；
Two described draw-in grooves are arranged on described needle stand, one described elastic fastener is arranged on described first saddle, two described draw-in grooves it are also equipped with on the periphery of described first saddle, it is also equipped with elastic fastener described on described second saddle, described elastic fastener and described draw-in groove are for sliding into completely obscured described syringe needle or described syringe needle mutually fastens when being completely exposed, to limit described first saddle and the movement of described second saddle at described first saddle and described second saddle.
It is also preferred that the left be additionally provided with a flexible clamp piece on described first saddle, described flexible clamp piece is for ejecting when described first saddle and described second saddle slide into completely obscured described syringe needle to prevent described second saddle from falling back toward the direction of described flexible pipe.
Herein, after launching due to the first saddle and the second saddle, needing guarantee to cover syringe needle and do not expose, the stability of its engaging each other is directly relevant to the safety that intravenous needle uses.Therefore the periphery at the first saddle is provided with the flexible clamp piece of outwards ejection, at the second saddle after the first saddle is expanded to predetermined position, flexible clamp piece outwards ejects, if the second saddle back slides, then flexible clamp piece can be conflicted the position such as edge of the second saddle so that it is cannot back slide.
It is also preferred that the left described second saddle is equipped with a smooth protuberance in the one end near described flexible pipe.Protuberance is for preventing skin to be stuck in the crack of described first saddle and described second saddle when described syringe needle inserts human body.
Therefore between saddle herein, owing to being to slide nestable between saddle, needle stand, between saddle and needle stand, gap is certainly existed.The skin of patient is the most easily clamped in these gaps, causes the misery of patient.After being provided with protuberance, protuberance can be conflicted with patient skin in operation, skin is made to produce slight depression, so just it is avoided that with the skin of protuberance contact site periphery and contacts with the joint portion with apertured first saddle, the second saddle and needle stand so that skin is not easy to be clamped by gap.
It is also preferred that the left be provided with an even surface on the side of described second saddle, between the axial line of described even surface and described syringe needle, there is 5 °～the angle of 20 °.
It is also preferred that the left described second saddle is provided with the axis parallel of a breach, the plane at the place of described breach and described syringe needle in the side of described even surface；
One end of described breach extends to described second saddle opening away from described flexible pipe, and the other end extends up to intersect with described even surface.
Herein, during the first saddle, the second saddle launch, syringe needle needs to keep pressing close to the skin of patient as far as possible, therefore, if the first saddle, the second saddle diameter are excessive, then cannot meet requirement.So arranging even surface on the second saddle, syringe needle also can skin-proximal during launching can to make the first saddle, the second saddle.Extend close to needle hub line at even surface and offer breach, the requirement of syringe needle skin-proximal can be met further, reduce the misery of patient.Meanwhile, in order to accidentally injure operator etc. after preventing syringe needle when operation completes or completing, syringe needle can not be the nearest with the distance of breach.
It is also preferred that the left the distance of the axial line of described breach and described syringe needle is a setpoint distance.
It is also preferred that the left be provided with at least one skid-proof regions on described second saddle；
Described saddle is made up of elastomeric material, and described saddle is one-body molded with described elastic fastener, and described needle stand is one-body molded with described draw-in groove；
Described position-limit mechanism also includes at least one receiving part being located on described first saddle or described needle stand, described receiving part, for after described draw-in groove engages with described elastic fastener, prevents described first saddle, described second saddle from deviating under the effect of tensile force.
Herein, receiving part can further anti-limited slip piece, needle stand directly be deviate from, receiving part can be arbitrary block structure, such as on needle stand and the first saddle ring shaped retainers is set on one end outer wall of syringe needle, first saddle and the second saddle arrange two projections on medial wall near one end of flexible pipe, are stuck on ring shaped retainers by two projections on first, second saddle medial wall after stretching.
The most progressive effect of the present invention is: be placed on needle stand by arranging multiple saddle layer, the operating position length making the anti-acupuncture double-vane venipuncture needle of the present invention is shorter, and launch layer by layer, in use to cover syringe needle with after using, improve safety and alleviate the misery of patient by saddle.
Accompanying drawing explanation
Fig. 1 is the anti-acupuncture double-vane venipuncture needle plane graph upon deployment of present pre-ferred embodiments.
Fig. 2 is the anti-acupuncture double-vane venipuncture needle of the present pre-ferred embodiments plane graph when retraction.
Fig. 3 is the Fig. 1 sectional view along A-A.
Detailed description of the invention
Further illustrate the present invention below by the mode of embodiment, but the most therefore limit the present invention among described scope of embodiments.
Fig. 1 is the anti-acupuncture double-vane venipuncture needle plane graph upon deployment of the present embodiment, Fig. 2 is the anti-acupuncture double-vane venipuncture needle of the present embodiment plane graph when retraction, Fig. 3 is the Fig. 1 sectional view along A-A, as shown in Figures 1 to 3, the anti-acupuncture double-vane venipuncture needle that the present embodiment relates to includes needle stand 3, needle guard, flexible pipe 6 and syringe needle 4, and needle guard is sheathed on syringe needle 4, flexible pipe 6 connects with needle stand 3, needle stand 3 is tubular, and syringe needle 4 is fixed and connected in one end of needle stand 3, and the other end is connected with flexible pipe 6.
The anti-acupuncture double-vane venipuncture needle that the present embodiment relates to also includes two handles 5, saddle 1 and saddle 2, and saddle 1 is movably set in outside needle stand 3, and saddle 2 is movably set in outside saddle 1.
The junction of needle stand 3 and flexible pipe 6 is also fixed in the both sides being arranged at needle stand of handle 5 symmetry, and handle 5 is writing board shape, and handle 5 is parallel with the skin contact of saddle 2.It is additionally provided with some for anti-skidding salient point on handle 5.
Saddle 1 is mutually nested, the tubular of both ends open with saddle 2, is positioned at being sheathed on needle stand 3 of saddle 1 activity of innermost layer, saddle 1 and the saddle 2 total length on the activity direction length more than syringe needle 4.
Elastic fastener 13, elastic fastener 21 and draw-in groove 31, draw-in groove 32, draw-in groove 11, draw-in groove 12 are arranged on needle stand 3, saddle 1 and saddle 2 as position-limit mechanism, after launching at saddle 1 and saddle 2 or during retracted state, saddle 1, saddle 2 and needle stand 3 are mutually clamped is fixing.
Wherein, draw-in groove 31, draw-in groove 32 are arranged on needle stand 3, elastic fastener 13 is arranged on saddle 1, draw-in groove 11, draw-in groove 12 are arranged at the periphery of saddle 1, elastic fastener 21 is arranged on saddle 2, elastic fastener 13, elastic fastener 21 and draw-in groove 31, draw-in groove 32, draw-in groove 11, draw-in groove 12 are for sliding into completely obscured syringe needle 4 or syringe needle 4 mutually fastens when being completely exposed, to limit saddle 1 and the movement of saddle 2 at saddle 1 and saddle 2.
Be additionally provided with flexible clamp piece 14 on saddle 1, flexible clamp piece 14 for ejecting when saddle 1 and saddle 2 slide into completely obscured syringe needle 4 in case limited slip piece 2 falls back toward the direction of flexible pipe 6.
Saddle 2 is equipped with a smooth protuberance 22 in the one end near flexible pipe 6, and protuberance 22 is stuck in the crack of saddle 1 and saddle 2 for preventing skin when syringe needle 4 inserts human body.
Therefore between saddle 1 and saddle 2 owing to being to slide nestable between saddle 1, saddle 2, needle stand 3, between saddle 1 and needle stand 3, gap is certainly existed.The skin of patient is the most easily clamped in these gaps, causes the misery of patient.After being provided with protuberance 22, protuberance 22 can be conflicted with patient skin in operation, skin is made to produce slight depression, so the skin with protuberance 22 contact site periphery is just avoided that and contacts with the joint portion with apertured saddle 1, saddle 2 and needle stand so that skin is not easy to be clamped by gap.
It is provided with even surface 23 on the side of saddle 2, between the axial line of even surface 23 and syringe needle 4, there is the angle of 5 °.Saddle 2 is provided with a breach in the side of even surface 23, the plane at the place of breach and the axis parallel of syringe needle 4.One end of breach extends to the saddle 2 opening away from flexible pipe 6, and the other end extends up to intersect with even surface 23.Breach is 0.5mm with the distance of the axial line of syringe needle 4.
It is provided with to skid-proof regions on saddle 2.Saddle 1 and saddle 2 are made up of elastomeric material, and saddle 1 and saddle 2 one-body molded with elastic fastener, needle stand 3 is one-body molded with draw-in groove 32.
Before use, saddle 1, being sheathed on outside needle stand of saddle 2 stacking, it is in the state of retraction, outside now syringe needle 4 is exposed to, syringe needle 4 can be entangled by needle guard and syringe needle is covered.During use, needle guard is taken off, carry out the operations such as blood transfusion, after operation completes, during extracting syringe needle 4, by the saddle 1 of tubular, saddle 2 after expansion of sliding, by end to end the fixing of position-limit mechanism (flexible clamp piece, elastic fastener etc.) being arranged on saddle 1, saddle 2 and needle stand, cover syringe needle 4 to avoid syringe needle to operator or the injury of patient simultaneously.So, when extracting syringe needle, both ensure that safety, turn avoid the misery that in prior art, the unexpected resilience of syringe needle is caused simultaneously.
It addition, during saddle 1, saddle 2 launch, syringe needle 4 needs to keep pressing close to the skin of patient, therefore, if saddle 1, saddle 2 diameter are excessive, then cannot meet requirement as far as possible.So arranging even surface 23 on saddle 2, syringe needle 4 also can skin-proximal during launching can to make saddle 1, saddle 2.Extend close to needle hub line at even surface 23 and offer breach, the requirement of syringe needle skin-proximal can be met further, reduce the misery of patient.
Additionally, the projection as receiving part and ring shaped retainers structure (not shown) all it is equipped with on saddle 1 and needle stand, one end outer wall of nearly syringe needle is provided with ring shaped retainers to needle stand with on saddle 1, one end of saddle 1 and the nearly flexible pipe of saddle 2 has two projections on medial wall, after being stuck in ring shaped retainers by medial wall two projections after stretching, after engaging with elastic fastener at draw-in groove, anti-limited slip piece 1, saddle 2 are deviate under the effect of tensile force.
Although the foregoing describing the detailed description of the invention of the present invention, it will be appreciated by those of skill in the art that this is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is on the premise of without departing substantially from the principle of the present invention and essence; these embodiments can be made various changes or modifications; such as; do not use elastic fastener and the such buckle structure of draw-in groove; but it is first-class in needle stand to use the modes such as elastic washer is mutually clamped to fasten saddle, but these changes and amendment each fall within protection scope of the present invention.
Claims (10)
1. an anti-acupuncture double-vane venipuncture needle, it includes a needle stand, a needle guard, a flexible pipe and a syringe needle, described needle guard is sheathed on described syringe needle, described flexible pipe connects with described needle stand, it is characterized in that, described anti-acupuncture double-vane venipuncture needle also includes two handles, some saddles and some position-limit mechanisms, and described needle stand is tubular, described syringe needle is fixed and connected in one end of described needle stand, and the other end is hose connection with described；
Described saddle is the tubular of both ends open, and described some saddles are mutually nested, is positioned at movable being sheathed on described needle stand of described saddle of innermost layer, and described some saddles total length on activity direction is more than the length of described syringe needle；
Described position-limit mechanism is arranged at described some saddles and described needle stand, after being expanded to completely obscured described syringe needle in the slip of described some saddles, is fixed on described needle stand by the described saddle of innermost layer, and interfixes between described some saddles；
The junction of described needle stand and described flexible pipe is also fixed in both sides being arranged at described needle stand that described handle is symmetrical；
Described handle is writing board shape, and described handle is parallel with the skin contact of described saddle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 1, it is characterized in that, described anti-acupuncture double-vane venipuncture needle includes one first saddle and one second saddle, and described first saddle is movably set in outside described needle stand, and described second saddle is movably set in outside described first saddle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 2, it is characterised in that described position-limit mechanism includes one first elastic washer, two the second elastic washers and two the 3rd elastic washers；
Described first elastic washer is attached at described first saddle in the inner circumferential of one end of described flexible pipe, and, the laminating of the edge of described first elastic washer and the interior walls be smooth of described first saddle；
Two described second elastic washer set merging are attached on described needle stand, described second elastic washer is for when described first saddle and described second saddle slip extend to completely obscured described syringe needle or described syringe needle is completely exposed, fasten with described first elastic washer, to limit the movement of described first saddle；
Described 3rd elastic washer is respectively arranged at described first saddle away from the periphery of one end of described flexible pipe and described second saddle near the inner circumferential of described flexible pipe, described 3rd elastic washer is for when described first saddle and described second saddle slip extend to completely obscured described syringe needle or described syringe needle is completely exposed, being mutually clamped to limit the movement of described second saddle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 2, it is characterised in that described position-limit mechanism includes two elastic fasteners and four draw-in grooves；
Two described draw-in grooves are arranged on described needle stand, one described elastic fastener is arranged on described first saddle, two described draw-in grooves it are also equipped with on the periphery of described first saddle, it is also equipped with elastic fastener described on described second saddle, described elastic fastener and described draw-in groove are for sliding into completely obscured described syringe needle or described syringe needle mutually fastens when being completely exposed, to limit described first saddle and the movement of described second saddle at described first saddle and described second saddle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 4, it is characterized in that, being additionally provided with a flexible clamp piece on described first saddle, described flexible clamp piece is for ejecting when described first saddle and described second saddle slide into completely obscured described syringe needle to prevent described second saddle from falling back toward the direction of described flexible pipe.
6. the anti-acupuncture double-vane venipuncture needle as according to any one of claim 4～5, it is characterised in that described second saddle is equipped with a smooth protuberance in the one end near described flexible pipe.
, between the axial line of described even surface and described syringe needle, there is 5 °～the angle of 20 ° in anti-acupuncture double-vane venipuncture needle the most as claimed in claim 6, it is characterised in that be provided with an even surface on the side of described second saddle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 7, it is characterised in that described second saddle is provided with the axis parallel of a breach, the plane at the place of described breach and described syringe needle in the side of described even surface；
One end of described breach extends to described second saddle opening away from described flexible pipe, and the other end extends up to intersect with described even surface.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 8, it is characterised in that described breach is a setpoint distance with the distance of the axial line of described syringe needle.
Anti-acupuncture double-vane venipuncture needle the most as claimed in claim 8, it is characterised in that be provided with at least one skid-proof regions on described second saddle；
Described saddle is made up of elastomeric material, and described saddle is one-body molded with described elastic fastener, and described needle stand is one-body molded with described draw-in groove；
Described position-limit mechanism also includes at least one receiving part being located on described first saddle or described needle stand, described receiving part, for after described draw-in groove engages with described elastic fastener, prevents described first saddle, described second saddle from deviating under the effect of tensile force.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005473.5A CN105816936B (en) | 2015-01-04 | 2015-01-04 | Anti-acupuncture double-wing vein puncture needle |
| PCT/CN2015/077744 WO2016107028A1 (en) | 2015-01-04 | 2015-04-29 | Anti-needlestick two-wing venipuncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005473.5A CN105816936B (en) | 2015-01-04 | 2015-01-04 | Anti-acupuncture double-wing vein puncture needle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105816936A true CN105816936A (en) | 2016-08-03 |
| CN105816936B CN105816936B (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510005473.5A Active CN105816936B (en) | 2015-01-04 | 2015-01-04 | Anti-acupuncture double-wing vein puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105816936B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018032625A1 (en) * | 2016-08-16 | 2018-02-22 | 上海金塔医用器材有限公司 | Needle-proof structure and needle-proof intravenous infusion puncture needle |
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| US20030163095A1 (en) * | 2002-02-28 | 2003-08-28 | Noboru Nakashima | Safety indwelling syringe |
| CN201939855U (en) * | 2010-12-24 | 2011-08-24 | 河南曙光健士医疗器械集团有限公司 | Acupuncture-prevention venous retention needle |
| CN202715086U (en) * | 2012-03-27 | 2013-02-06 | 河南曙光健士医疗器械集团股份有限公司 | Disposable anti-acupuncture intravenous infusion needle |
| CN203280838U (en) * | 2013-02-06 | 2013-11-13 | 张利 | Remaining needle with adhesive tape |
| CN103977475A (en) * | 2014-04-11 | 2014-08-13 | 上海金塔医用器材有限公司 | Safety vein needle |
| CN204411410U (en) * | 2015-01-04 | 2015-06-24 | 上海金塔医用器材有限公司 | Anti-acupuncture double-vane venipuncture needle |
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2015
- 2015-01-04 CN CN201510005473.5A patent/CN105816936B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030163095A1 (en) * | 2002-02-28 | 2003-08-28 | Noboru Nakashima | Safety indwelling syringe |
| CN201939855U (en) * | 2010-12-24 | 2011-08-24 | 河南曙光健士医疗器械集团有限公司 | Acupuncture-prevention venous retention needle |
| CN202715086U (en) * | 2012-03-27 | 2013-02-06 | 河南曙光健士医疗器械集团股份有限公司 | Disposable anti-acupuncture intravenous infusion needle |
| CN203280838U (en) * | 2013-02-06 | 2013-11-13 | 张利 | Remaining needle with adhesive tape |
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| CN204411410U (en) * | 2015-01-04 | 2015-06-24 | 上海金塔医用器材有限公司 | Anti-acupuncture double-vane venipuncture needle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018032625A1 (en) * | 2016-08-16 | 2018-02-22 | 上海金塔医用器材有限公司 | Needle-proof structure and needle-proof intravenous infusion puncture needle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105816936B (en) | 2022-04-12 |
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