CN204521809U - Long handle two-way hinders without broken pipe roller the venous detaining needle that backflows - Google Patents
Long handle two-way hinders without broken pipe roller the venous detaining needle that backflows Download PDFInfo
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- CN204521809U CN204521809U CN201520060628.0U CN201520060628U CN204521809U CN 204521809 U CN204521809 U CN 204521809U CN 201520060628 U CN201520060628 U CN 201520060628U CN 204521809 U CN204521809 U CN 204521809U
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- needle
- extension tube
- cap
- pintle
- way
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Abstract
The utility model discloses long handle two-way and hinder without broken pipe roller the venous detaining needle that backflows, comprise protect pin cap, nook closing member, sleeve pipe, trapezoidal length hold needle handle, transparent two-way, white batching pig, the short flat pin wing, rolling liquid-stopping device, extension tube, be linked with, dual-purpose pintle cap, bayonet socket, described trapezoidal length holds needle handle, be fixed on knuckle place on the right side of sleeve pipe, and trapezoidal length is held in the middle part of the longer horizontal finger abdomen being held in thumb and forefinger of needle handle without upset.The described short flat pin wing, the top of its pin wing is straight, and outside is curved, and easy Dan Zhihou pulls out nook closing member.Described rolling liquid-stopping device, has dual function, the pulley on rolling liquid-stopping device can be utilized to close impatency and backflow, and can close to open with the pulley on rolling liquid-stopping device again to make its extension tube generation negative pressure easily see puncture blood back again.Described transparent two-way, without bifurcated on the pintle of the end of its extension tube, stopped the superinfection that multi-pipeline causes, it not only simplifies the structure of former remaining needle, light portable again.Described dual-purpose pintle cap, cap is fixed on and is linked with anti-lost, and cap has screw thread crown to have bayonet socket, prevents the intravenous needle on transfusion device from coming off and rotating.This utility model makes venipuncture easy for looking back flow of blood and amount increases, and reverses during puncture without needle handle, has stopped dual-purpose cap and to have lost and crown pollutes, and when preventing transfusion, intravenous needle is after connecing remaining needle, and needle handle rotates and comes off, for treatment tries to gain time precious to one.
Description
Technical field
This utility model belongs to venous detaining needle field, relates to a kind of disposable long handle two-way and to backflow venous detaining needle without the resistance of broken pipe roller, and is linked with at extension tube end and has a dual-purpose pintle cap.Especially fixing trapezoidal length is held needle handle and easily to be punctured horizontal gripping, and nonreversible, the easy withdraw of the needle that pin wing front end is straight, two-way is light portable.
Background technology
Medical single use venous detaining needle is one of medical apparatus commonly used at present, its essential structure is by protecting pin cap, sleeve pipe, hands presss from both sides, nook closing member, the pin wing, transparent threeway, white batching pig, extension tube, white end cap, calparine cap, when intravenous injection, a kind of situation is had to be, when the person's of being punctured blood vessel is darker, comparatively thin or when showing shallow, when inserting needle is exerted oneself comparatively greatly or needle angle is less, sleeve pipe is easily curved, in addition the pin wing is away from point of puncture, suspend and do not fix, profile camber, handle can only be taken the photograph during puncture, the suspension pin wing easily rotates, needle angle not easily adjusts, therefore to Deep venou and show shallow tiny vein not easily sting in or easily penetrate through, this reduces success rate and the scope of application of venous detaining needle, another kind of situation is that curved the puncture successfully of pin contour of flange singly refers to that pusher is not easy to operate, pushing sleeve pipe and pull out nook closing member speed and differ forward, cause broken pipe, indwelling failure, because heparin has damage to liver, normal saline commonly used by tube sealing clinically, therefore calparine cap is useless, can reduce by a passage like this, again can because of multi-pipeline after puncturing and the hidden danger caused, and hands folder is singlehanded or both hands thrust is excessive, hands folder pushes away folder frangibility extension tube when transparent three way cock, cause indwelling failure, remove after white end cap connects transfusion device and place nowhere, easy loss, white end crown end can not with being needled into, cap must be gone to connect transfusion device, do not remove white end cap in the past, and scalp intravenous needle is directly thrust calparine cap, need after thrusting to be fixed on slip-off preventing on calparine cap with the needle handle of holding of adhesive plaster by scalp intravenous needle, otherwise pin is drawn out easily, causing infuses interrupts.
This utility model content
The purpose of this utility model is to provide a kind of fixing trapezoidal length and holds needle handle, transparent two-way, the short formula pin wing, rolling liquid-stopping device, can thrusting from carrying dual-purpose pintle cap.Fixing trapezoidal length holds needle handle: because horizontal needle handle length of holding increases therefore nothing upset, the skin having stopped to cause because needle handle upset is stabbed or blood vessel pierces through, and ensure that the successful rear sleeve of puncture is without exiting phenomenon, improves indwelling success rate simultaneously; Short formula pin wing top is straight, and when withdraw of the needle core, Dan Zhike moves back convenient and strength-saving; Transparent two-way simplifies indwelling needle device, avoids multichannel and causes infection, make the easier use of remaining needle; Rolling liquid-stopping device one hand can operate, double wall power is large, without backflowing after tube sealing, has stopped remaining needle by the Blood occlusion backflowed, simultaneously producing the easy viewing blood return effect of negative pressure in extension tube after closing during thinner vascular puncture, opening rolling liquid-stopping device, ensure that puncture and indwelling successfully; Dual-purpose pintle cap can be thrust, the transfusion of cap control speed can not be gone, and the right side wall protruding from crown has a longitudinal bayonet socket, the scalp vein needle handle on transfusion device can be embedded bayonet socket, the rotation in case scalp intravenous needle comes off, and crown elasticly thrusts plastics, crown is recessed in cap, and operator's hands not easily pollutes crown, thus prevent cross infection, as needed quick infusion, go cap to connect transfusion device, cap because not easily losing on being linked with.This utility model is the venous detaining needle that a kind of applied widely, multiple functional, puncture success rate and indwelling success rate are high, its simple light portable anti-infection.
This utility model adopts following technical proposals:
Long handle two-way to be backflowed venous detaining needle without the resistance of broken pipe roller, it comprise protect pin cap, sleeve pipe, nook closing member, trapezoidal length hold needle handle, transparent two-way, white batching pig, the short flat pin wing, rolling liquid-stopping device, be linked with, dual-purpose pintle cap.Described remaining needle has a fixing trapezoidal length to hold needle handle and extension tube have one movably to roll liquid-stopping device, and on extension tube is linked with, have a dual-purpose pintle cap.
The upper base that described trapezoidal length holds needle handle is fixed on sleeve pipe right side wall knuckle place, and trapezoidal length holds drift angle distance sleeve pipe right side wall knuckle 0.4-0.5cm, trapezoidal high 1.4-1.7cm on needle handle upper base.
The described short flat pin wing, at the end of nook closing member, the top of its pin wing is straight, and outside is curved, arc length 1.5cm.
Described transparent two-way, communicates with extension tube, without bifurcated on the pintle of the extension tube end of its transparent two-way.
Described rolling liquid-stopping device is placed in extension tube, and rolling liquid-stopping device and conventional actuator difference are that four angles of rolling liquid-stopping device groove lower housings are curved, and volume is 1/3rd of conventional actuator.
Described dual-purpose pintle cap is fixed on extension tube pintle end and is linked with, and cap inwall has screw thread, and crown is that elasticity can the plastics of acupuncture, and crown is recessed in cap, protrudes from longitudinal bayonet socket crown right side wall having one and horizontal line.
This utility model is a kind of remaining needle of portable portable multifunctional, and it is applied widely, and puncture indwelling success rate is high, it can reduce the use cost of remaining needle, anti-cover pipe choking easy to operate, has stopped indwelling failure, thus alleviate patient's misery, for the valuable time has been won in treatment.
Accompanying drawing explanation
Fig. 1 is that long handle two-way hinders without broken pipe roller the venous detaining needle structural representation that backflows.
Fig. 2 is for removing transfusion state schematic diagram after dual-purpose pintle cap.
Fig. 3 is not for remove dual-purpose pintle cap transfusion state schematic diagram.
Fig. 4 is view after tube sealing.
Detailed description of the invention
Long handle two-way to be backflowed venous detaining needle structural representation without the resistance of broken pipe roller as shown in Figure 1, it comprise protect pin cap (1), nook closing member (2), sleeve pipe (3), trapezoidal length holds needle handle (4), white batching pig (5), the short flat pin wing (6), rolling liquid-stopping device (7), extension tube (8), bayonet socket (9), dual-purpose pintle cap (10), is linked with (11), transparent two-way (12).The upper base that described trapezoidal length holds needle handle (4) is fixed on sleeve pipe (3) right side wall, and on upper base, drift angle is apart from sleeve pipe (9) wall knuckle 0.4-0.5cm.The described short flat pin wing (9) is at nook closing member end, and the top of the pin wing is straight, and outside is curved, arc length 1.5cm.Described rolling liquid-stopping device (7) is arranged in extension tube, can move forward and backward in extension tube.Described dual-purpose pintle cap (10) is fixed on being linked with on (11) of extension tube (8) pintle end, and on cap, have longitudinal bayonet socket (9) of one and horizontal line.Described transparent two-way (12) communicates with extension tube (8), without bifurcated on the pintle of extension tube (8) end of its transparent two-way.
During use, dual-purpose pintle cap (10) is removed as shown in Figure 2, or directly thrust dual-purpose pintle cap (10) top as shown in Figure 3 with transfusion device upper vein pin, again transfusion device upper vein needle handle is clipped in bayonet socket (9), by the aerofluxus of closed transfusion method, close flow regulator and and rolling liquid-stopping device (7), the thumb of the right hand and forefinger is horizontal holds the lumbar puncture that trapezoidal length holds needle handle (4), rolling liquid-stopping device (7) is opened after entering skin, see in sleeve pipe (3) have blood back, open flow regulator, hand thumb is by upper for the short flat pin wing (6) half-twist, retreat nook closing member (2) 0.4cm.The trapezoidal length of right-hand push holds needle handle (4) horizontal sliding forward, sleeve pipe (3) is pushed Intradermal completely and extracts nook closing member (2), immobilization with adhesive tape syringe needle.
Stopping infusion is as shown in Figure 4: infusion bottle is replaced by 0.9% normal saline washing pipe, the right hand four refers to that folding holds extension tube on Maufee type dropper, extruding Maufee type dropper, left hand holds rolling liquid-stopping device (7), downward push boat of left hand thumb is to bottom, be separated transfusion device, dual-purpose pintle cap (10) is covered, or extract transfusion device upper vein pin and complete indwelling.
Claims (7)
1. long handle two-way hinders without broken pipe roller the venous detaining needle that backflows, it comprises protects pin cap (1), nook closing member (2), sleeve pipe (3), trapezoidal length holds needle handle (4), white batching pig (5), the short flat pin wing (6), rolling liquid-stopping device (7), extension tube (8), bayonet socket (9), dual-purpose pintle cap (10), be linked with (11), transparent two-way (12), it is characterized in that: described remaining needle has a trapezoidal length hold needle handle (4), nook closing member (2) there is a short flat pin wing (6), extension tube (8) there is a removable rolling liquid-stopping device (7), extension tube pintle end has one to be linked with (11), be linked with on (11) and have a dual-purpose pintle cap (10), transparent two-way (12) communicates with extension tube (8), without bifurcated on the pintle of extension tube (8) end.
2. long handle two-way according to claim 1 hinders without broken pipe roller the venous detaining needle that backflows, it is characterized in that: the upper base that described trapezoidal length holds needle handle (4) is fixed on sleeve pipe (3) right side wall, trapezoidal length holds drift angle distance sleeve pipe (3) right side wall knuckle 0.4-0.5cm, trapezoidal high 1.4-1.7cm on needle handle (4) upper base.
3. the long handle two-way according to claims 1 hinders without broken pipe roller the venous detaining needle that backflows, it is characterized in that: the described end of the short flat pin wing (6) in nook closing member (2), the short flat pin wing (6) top is straight, and outside is curved, arc length 1.5cm.
4. the long handle two-way according to claims 1 hinders without broken pipe roller the venous detaining needle that backflows, and it is characterized in that: described rolling liquid-stopping device is arranged in extension tube (8), can be upper movable in extension tube (8).
5. the long handle two-way according to claims 1 hinders without broken pipe roller the venous detaining needle that backflows, it is characterized in that: described dual-purpose pintle cap (10) is fixed on extension tube (8) pintle end and is linked with on (11), cap inwall has screw thread, crown be flexible can the plastics of acupuncture, protrude from longitudinal bayonet socket (9) that crown right side wall has one and horizontal line.
6. the long handle two-way according to claims 1 hinders without broken pipe roller the venous detaining needle that backflows, it is characterized in that: described rolling liquid-stopping device (7) is arranged in extension tube (8), and can move forward and backward in extension tube (8), rolling liquid-stopping device (7) and actuator unlike, shell below rolling liquid-stopping device (7) groove four angles are curved, and volume is 1/3rd of conventional actuator.
7. the long handle two-way according to claims 1 hinders without broken pipe roller the venous detaining needle that backflows, it is characterized in that: transparent two-way (12) communicates with extension tube (8), without bifurcated on the pintle of extension tube (8) end of transparent two-way (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060628.0U CN204521809U (en) | 2015-01-26 | 2015-01-26 | Long handle two-way hinders without broken pipe roller the venous detaining needle that backflows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060628.0U CN204521809U (en) | 2015-01-26 | 2015-01-26 | Long handle two-way hinders without broken pipe roller the venous detaining needle that backflows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204521809U true CN204521809U (en) | 2015-08-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520060628.0U Expired - Fee Related CN204521809U (en) | 2015-01-26 | 2015-01-26 | Long handle two-way hinders without broken pipe roller the venous detaining needle that backflows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204521809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879152A (en) * | 2015-01-26 | 2016-08-24 | 陈艳玲 | Long-handle two-way folding pipe-free rolling type backflow preventing venous indwelling needle |
-
2015
- 2015-01-26 CN CN201520060628.0U patent/CN204521809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879152A (en) * | 2015-01-26 | 2016-08-24 | 陈艳玲 | Long-handle two-way folding pipe-free rolling type backflow preventing venous indwelling needle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20210126 |