CN201855477U - Needle withdrawing core cover for venous retention needle - Google Patents
Needle withdrawing core cover for venous retention needle Download PDFInfo
- Publication number
- CN201855477U CN201855477U CN2010205829456U CN201020582945U CN201855477U CN 201855477 U CN201855477 U CN 201855477U CN 2010205829456 U CN2010205829456 U CN 2010205829456U CN 201020582945 U CN201020582945 U CN 201020582945U CN 201855477 U CN201855477 U CN 201855477U
- Authority
- CN
- China
- Prior art keywords
- needle
- puncture
- withdraw
- cover
- sleeve pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a needle withdrawing core cover for a venous retention needle, comprising a needle withdrawing pipe movably connected with a back seat of a retention needle sleeve. The needle withdrawing pipe is connected with a front-end rotating cover, a middle-section compression sleeve and a back cover in sequence, and the back cover is provided with a clamping slot for fixing a puncture needle fin. As the needle withdrawing core cover for the venous retention needle, consisting of the front-end rotating cover, the middle-section compression sleeve and the back cover, is arranged at the rear part of a sleeve seat, a puncture needle core pulled from the retention needle sleeve can be covered effectively, so that the damage on medical personnel caused by an exposed needle tip is avoided; and the compression sleeve is arranged in the middle section, and is in the compression state when in puncturing, so that the medical personnel can conveniently puncture certain special parts such as elbow joints and the like of a patient.
Description
Technical field
This utility model relates to a kind of medical auxiliary apparatus, concrete ground a kind of venous detaining needle withdraw of the needle core retainer plate of saying so.
Background technology
As everyone knows, venous detaining needle is a kind of medical apparatus and instruments that is used for the venous indwelling transfusion, it mainly includes remaining needle sleeve pipe, casing seat, puncture nook closing member, connecting leg and transfusion threeway assembly, the sleeve pipe rear end is connected with casing seat, sealing-plug also is housed in the casing seat, puncture nook closing member sealing pass sealing-plug, be positioned at the remaining needle sleeve pipe, the casing seat side direction is connected with the three way cock's assembly of infusing by connecting leg.After medical personnel use venous indwelling to puncture at the patient's vein blood vessel, need the puncture nook closing member is extracted from casing seat rear end and remaining needle sleeve pipe, comparatively softish sleeve portion is retained in the patient's vein blood vessel, the patient is carried out continuously or transfusion discontinuously by the remaining needle sleeve pipe.Because the needle point of puncture nook closing member is extremely sharp, nook closing member is extracted back nook closing member and tip portion from the sleeve pipe of remaining needle exposed fully, very easily causes to accidentally injure and catch, and medical personnel's health threatened, and be not easy to recycling.Present existing a kind of venous detaining needle, also be provided with a plastic conduit that has a chute in the rear end of casing seat, the puncture needle tubing of extracting can be coated in the plastic tube, avoided the exposed danger that brings to medical personnel's health easily outside of puncture needle tubing, but still have the some shortcomings part, owing to increased the withdraw of the needle cover of a hard, increased the length of whole apparatus, when special position such as needs injections elbow joint, because of self reason or injection need, in the time of can not stretching the joint, now at the straight and hard withdraw of the needle cover of hospital application, make the length of whole remaining needle apparatus increase by one times, influence is used.
The utility model content
This utility model is in order to overcome the deficiencies in the prior art, provide a kind of rational in infrastructure, easy to use, can effectively cover the puncture nook closing member of from the remaining needle sleeve pipe, extracting, can effectively avoid medical personnel are damaged, and can obviously not increase the withdraw of the needle core retainer plate of venous detaining needle apparatus length.
Adopt following technical proposals in order to solve the problems of the technologies described above this utility model: a kind of venous detaining needle withdraw of the needle core retainer plate, comprise the withdraw of the needle pipe that flexibly connects with remaining needle sleeve pipe back seat, this withdraw of the needle pipe is connected with the back cover in turn by front end turning set, stage casing compression pipe box, puts after described and is provided with the fixedly draw-in groove of puncture needle wings.
This utility model is owing to be provided with the venous detaining needle withdraw of the needle core retainer plate of being made up of front end turning set, stage casing compression pipe box and back cover at the casing seat rear portion, can effectively cover the puncture nook closing member of from the remaining needle sleeve pipe, extracting, the injury of having avoided exposed needle point that medical personnel are caused, and because the stage casing is a compression sleeve, the time be in compressive state in puncture, so make things convenient for medical personnel to some privileged sites of patient for example elbow joint etc. puncture.
Further, for the puncture core in the venous detaining needle withdraw of the needle core retainer plate that prevents to have unloaded pierces through jacket wall and hurts sb.'s feelings, be provided with sealing-plug in the described front end turning set.The sealing plug has certain thickness and hardness, and when puncture after core is retracted in the core retainer plate, needle tip is stuck in the sealing-plug, can not pass and hurts sb.'s feelings.
Further, described front end turning set is connected with sleeve pipe back seat bayonet socket or is threaded.Convenient dismounting and the processing of using the back to puncture nook closing member protective sleeve, and then the puncture nook closing member recycled, and simple in structurely be convenient to processing and manufacturing.
Description of drawings
Below in conjunction with the drawings and specific embodiments this utility model is described in further detail:
Fig. 1 is the structural representation of a kind of venous detaining needle withdraw of the needle of described utility model core retainer plate.
The specific embodiment
As shown in Figure 1, a kind of venous detaining needle withdraw of the needle of this utility model core retainer plate, what be mated use includes remaining needle sleeve pipe 2, remaining needle sleeve pipe back seat 3, puncture nook closing member 10, connecting leg 5 and transfusion threeway assembly etc.Sheath 1 is arranged outside the remaining needle sleeve pipe 2, remaining needle sleeve pipe 2 rear ends are connected with remaining needle sleeve pipe back seat 3, remaining needle sleeve pipe back seat 3 rear end inner chambers also are equipped with sealing-plug 4, puncture nook closing member 10 was inserted sealing-plug 4 hermetically, it is through whole remaining needle sleeve pipe 2, remaining needle sleeve pipe back seat 3 lateral branching pipes are connected with transfusion three way cock assembly by connecting leg 5, be that connecting leg 5 one ends are communicated with remaining needle sleeve pipe 2 by remaining needle sleeve pipe back seat 3, the other end connects threeway 7, threeway 7 two outlets in addition has nipple and calparine cap 8 and end cap 9 to spin, medicinal liquid enters threeway 7 by calparine cap 8, the connecting leg 5 of flowing through, prop up through connecting leg 5 and remaining needle sleeve pipe back seat 3 side direction and mouthful to enter the casing seat ante-chamber and flow to sleeve pipe 2, enter the human vein blood vessel at last.When carrying out two kinds of medicinal liquid transfusions, connect other transfusion apparatus as long as screw off end cap 9.
This utility model is provided with by front end turning set 12 at remaining needle sleeve pipe back seat 3 rear portions; the puncture nook closing member protective sleeve that stage casing compressed pipe 13 and back cover 14 are formed; described remaining needle sleeve pipe back seat 3 rear ends are connected with front end turning set 12 draw-in grooves or are threaded; puncture nook closing member 10 tail ends are fixed on the needle handle 11; it passes sealing-plug 4 and is inserted in the sleeve pipe 2; the needle handle 11 of puncture nook closing member 10 rear ends is provided with fin 11a; back cover 14 ends are provided with the groove 14a of fixed tab 11a; when needle handle 11 is extracted backward together with puncture nook closing member 10; stage casing compressed pipe 13 is stretched when needle handle 11 slides; groove 14a on the back cover 14 is needle handle 11 fixedly; make the puncture nook closing member 10 can't be to front slide; the stage casing compressed pipe 13 that the nook closing member 10 that punctures this moment can be stretched fully covers; then front end turning set 12 is taken off from remaining needle sleeve pipe back seat 3; and owing to be provided with sealing-plug 15 in the front end turning set 12; the needle tip of puncture needle is stuck in the sealing-plug 15, has so just stopped the puncture nook closing member and has exposed the harm that brings.Because the length after this venous detaining needle withdraw of the needle core retainer plate compression is very short, conveniently some privileged sites of human body such as the elbow joint of bending is punctured, and conveniently the puncture nook closing member after using is recycled.
Above-described only is preferred implementation of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from this utility model structure; can also make some distortion and improvement; these also should be considered as protection domain of the present utility model, and these can not influence effect and practical applicability that this utility model is implemented.
Claims (3)
1. a venous detaining needle withdraw of the needle core retainer plate is characterized in that, comprises and withdraw of the needle pipe that remaining needle sleeve pipe back seat flexibly connects that this withdraw of the needle pipe is connected with the back cover in turn by front end turning set, stage casing compression pipe box, puts after described and is provided with the fixedly draw-in groove of puncture needle wings.
2. a kind of venous detaining needle withdraw of the needle core retainer plate according to claim 1 is characterized in that, is provided with sealing-plug in the described front end turning set.
3. a kind of venous detaining needle withdraw of the needle core retainer plate according to claim 1 and 2 is characterized in that described front end turning set is connected with sleeve pipe back seat draw-in groove or is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205829456U CN201855477U (en) | 2010-10-29 | 2010-10-29 | Needle withdrawing core cover for venous retention needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205829456U CN201855477U (en) | 2010-10-29 | 2010-10-29 | Needle withdrawing core cover for venous retention needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201855477U true CN201855477U (en) | 2011-06-08 |
Family
ID=44101297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205829456U Expired - Fee Related CN201855477U (en) | 2010-10-29 | 2010-10-29 | Needle withdrawing core cover for venous retention needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201855477U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727396A (en) * | 2016-02-06 | 2016-07-06 | 湛江健力源医疗用品有限公司 | Safe indwelling needle |
| CN105833388A (en) * | 2016-04-01 | 2016-08-10 | 首都医科大学附属北京地坛医院 | Safe indwelling needle |
| CN106581817A (en) * | 2016-12-23 | 2017-04-26 | 欧阳小青 | Safety puncture needle seat for remaining needle |
| CN110496268A (en) * | 2019-06-20 | 2019-11-26 | 苏州大学 | A kind of venous detaining needle and its extracting apparatus |
| CN111031974A (en) * | 2017-08-30 | 2020-04-17 | 马尼株式会社 | Back-flushing needle |
-
2010
- 2010-10-29 CN CN2010205829456U patent/CN201855477U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727396A (en) * | 2016-02-06 | 2016-07-06 | 湛江健力源医疗用品有限公司 | Safe indwelling needle |
| CN105727396B (en) * | 2016-02-06 | 2023-03-24 | 湛江健力源医疗用品有限公司 | Safety remaining needle |
| CN105833388A (en) * | 2016-04-01 | 2016-08-10 | 首都医科大学附属北京地坛医院 | Safe indwelling needle |
| CN106581817A (en) * | 2016-12-23 | 2017-04-26 | 欧阳小青 | Safety puncture needle seat for remaining needle |
| CN111031974A (en) * | 2017-08-30 | 2020-04-17 | 马尼株式会社 | Back-flushing needle |
| CN110496268A (en) * | 2019-06-20 | 2019-11-26 | 苏州大学 | A kind of venous detaining needle and its extracting apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201855477U (en) | Needle withdrawing core cover for venous retention needle | |
| CN203647794U (en) | Safe indwelling needle for blood sampling and transfusing | |
| CN103071204B (en) | Safety type detaining needle with disposable use | |
| CN201939855U (en) | Acupuncture-prevention venous retention needle | |
| CN2810623Y (en) | Enclosed safety intravenous retention needle | |
| CN201353361Y (en) | Disposable multifunctional vein remaining needle | |
| CN204709530U (en) | Disposable safe type remaining needle | |
| CN2907727Y (en) | Single wing safety vein retaining needle | |
| CN201609542U (en) | Closed type arteriovenous indwelling needle for no-needle blood sampling | |
| CN202682469U (en) | Vein indwelling needle for sampling blood | |
| CN203169724U (en) | Disposable safe indwelling needle | |
| CN102641528A (en) | Safety remaining needle | |
| CN205683343U (en) | Needle tube retraction type venous detaining needle | |
| CN106237440A (en) | A kind of safety indwelling needle | |
| CN202682468U (en) | Remaining needle preventing puncture | |
| CN205683346U (en) | Needle tube retraction type polyurethane venous detaining needle | |
| CN204840496U (en) | Keep somewhere needle with malleation device | |
| CN2820201Y (en) | Closed polyester venous retaining needle | |
| CN203059860U (en) | Cannula split-type puncture needle for chest puncture and drainage | |
| CN201609367U (en) | Non-puncture type hemostix | |
| CN203169725U (en) | Novel venous indwelling needle | |
| CN202128458U (en) | Electromyogram probe | |
| CN204910325U (en) | Venous transfusion needle safety shield | |
| CN103961763A (en) | Intravenous puncture needle | |
| CN204582153U (en) | A kind of safe type retention needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20111029 |