CN202822327U

CN202822327U - Safe transfusion needle

Info

Publication number: CN202822327U
Application number: CN 201220508532
Authority: CN
Inventors: 李小兵; 郑金路; 臧振中; 陈文娟
Original assignee: JIANGXI SANXIN MEDTEC CO Ltd
Current assignee: JIANGXI SANXIN MEDTEC CO Ltd
Priority date: 2012-10-03
Filing date: 2012-10-03
Publication date: 2013-03-27
Anticipated expiration: 2022-10-03

Abstract

The utility model relates to a safe transfusion needle which is characterized in that a back end hole of a protective sleeve is in a flat hole structure, the protective sleeve is clamped on a flexible pipe for fixing before transfusion, two end faces on the front portion of the protective sleeve are of a smooth arc-shaped head portion structure and gradually transition to an opening groove position in a smoothly-sliding mode. An inner cavity hole of the protective sleeve is formed to be in a waist drum type flat hole structure, slide guide grooves with one-way openings close to central axes are arranged on two side faces of the protective sleeve, Z-shaped clamp grooves are arranged on the tail portions of the slide guide grooves. Limiting cutting openings are formed in the clamp grooves, a needle tube is completely hidden in the protective sleeve, a needle tip is prevented from being exposed, and accordingly the problem that medical staff and other people are pricked by an exposed needle tube is avoided. The safe transfusion needle is novel in structural conception, simple in production technology, light in weight, economical and practical, the medical staff can operate the transfusion needle easily and use the transfusion needle conveniently, a normal transfusion operation procedure is not affected, and the safe transfusion needle is convenient to popularize and use in clinic.

Description

Safety transfusion needle

Technical field

This utility model product relates to the medical apparatus and instruments articles for use, relates in particular to for human body to carry out the venoclysis needle that venous transfusion, blood transfusion etc. are used.

Technical background

Transfusion needle is mainly used to be used as venous transfusion, blood transfusion or blood sampling clinically, is the main tool of infusion treatment.Venous transfusion with oral, intramuscular injection is the same, is an approach of administration in the treatment; It has that administration is rapid, dosage is large, can replenish fast the advantage such as body fluid, is the doctor to can not be oral or important and necessary means of heavy critical disease patient rescue.

Venous transfusion is the most daily job contents of present medical personnel, and transfusion needle is that a kind of consumption is large, uses wide medical apparatus and instruments.Therefore but after the shortcoming of existing transfusion needle is venous transfusion, needle tubing is pulled out, outside the sharp needle tubing after the use can be exposed to, when clearing up, destroying the transfusion needle needle tubing, be easy to stab medical personnel or other people, cause cross infection; And the Environmental security that contaminated needle tubing is exposed around can polluting outside.At present; the safety transfusion needle is to have increased a safety device on the basis of common transfusion pin in the past; after transfusion needle uses; the safety device protective jacket can be effectively protects contaminated needle tubing and does not expose; therefore fundamentally prevent medical personnel or other people contaminated needle sting and the generation of the event of infection, also protected the safety of surrounding.

Summary of the invention

The purpose of this utility model provides a kind of security performance good, and is flexibly slim and graceful, safety transfusion needle simple to operate, easy to use.

The purpose of this utility model is achieved in that a kind of safety transfusion needle, and it comprises: protective sleeve, needle tubing, needle handle, flexible pipe, protective jacket, Connection Block, protective cap.It is characterized in that being equipped with on the flexible pipe safety protection jacket, stomidium is flat pore structure form behind the protective jacket, and protective jacket is stuck on the flexible pipe and locates before the transfusion, protective jacket can be slided on flexible pipe swimmingly; The anterior both ends of the surface of protective jacket are smooth arc-shaped head structure; and the smooth open slot position that is transitioned into gradually; prevent the dead point and block the Transfusion needle pipe fin; the protective jacket lumen orifice is made the flat pore structure form of waist-drum-shaped; the inclined to one side axis line style of opening one-way opening guide runner on the two sides; the guide runner afterbody is provided with the Z-shaped draw-in groove; do the limited location otch on the draw-in groove; the draw-in groove rear and front end is done and flutedly can be blocked the needle handle fin, and the needle handle fin just is fixed in the draw-in groove can not jump out draw-in groove, and the needle tubing Hide All is in protective jacket; prevent that needle point from exposing; thereby avoid stabbing medical personnel or other people because contaminated needle tubing exposes, also prevent from polluting, protected the safety of surrounding.

After transfusion is finished, needle tubing to be pulled out, the protective jacket that then will be installed on the flexible pipe is shifted the Transfusion needle pipe place onto along flexible pipe, and the Transfusion needle pipe fin is slipped to spacing otch on the draw-in groove along the guide runner on the protective jacket, is positioned at last in the draw-in groove; The groove of rear and front end can play the fixedly effect of needle handle fin in the draw-in groove, and its spacing otch can play and allows the needle handle fin successfully be slipped to limit the effect that fin is jumped out draw-in groove in the draw-in groove, needle handle automatically locks in the Z-shaped draw-in groove of protective jacket, needle tubing just can be stably like this, Hide All can not expose needle tubing within safety protection jacket safely.

Adopted above-mentioned technical solution, after transfusion needle uses, can make its exposed needle tubing realize being completely locked at security and stability in the flat hole of protective jacket waist-drum-shaped by spacing otch and the Z-shaped draw-in groove of inclined to one side axis line style guide runner, guide runner afterbody, avoid stabbing medical worker or other people, reduce cross infection and pollution.

Below in conjunction with drawings and Examples this utility model product is further described:

Description of drawings

Fig. 1 is safety transfusion needle Standard figure, and before the transfusion, protective jacket is installed on schematic diagram on the flexible pipe.

Fig. 2 is that needle tubing is Hide All schematic diagram in protective jacket after the transfusion of safety transfusion needle was finished.

Fig. 3 is that the safety transfusion needle uses, and the needle handle fin is fixed in location schematic diagram in the protective jacket Z-shaped draw-in groove.

Fig. 4 is that the flat pore structure form of this new structure protective jacket rear end cooperates schematic diagram with flexible pipe.

Fig. 5 is the structural representation of this new structure Needlestick prevention device protective jacket.

Specific embodiment

As shown in Figure 1, before the transfusion, protective jacket is installed in the schematic diagram of the safety transfusion needle on the flexible pipe.Safety transfusion needle assembly is: 01--protective sleeve, 02--needle tubing, 03-needle handle, 04-flexible pipe, 05-protective jacket, 06-Connection Block, 07-protective cap.

It comprises a kind of safety transfusion needle: protective sleeve 01, needle tubing 02, needle handle 03, flexible pipe 04, protective jacket 05, Connection Block 06, protective cap 07.It is characterized in that being equipped with on the flexible pipe safety protection jacket as shown in Figure 1, stomidium is made cross section 14 and protective jacket 05 cross section 15 of flat pore structure form flexible pipe 04 as shown in Figure 4 behind the protective jacket, can allow protective jacket be installed in any location positioning on the flexible pipe, and when using less external force, protective jacket can slide on flexible pipe swimmingly; The anterior both ends of the surface of protective jacket are made smooth arc-shaped head 19 structures as shown in Figure 5, and the smooth open slot position that is transitioned into gradually, prevent the dead point and block the needle handle fin; The protective jacket inner chamber is made the flat hole 18 of waist-drum-shaped version as shown in Figure 5, can hide the Transfusion needle pipe that has glued adhesive plaster; The inclined to one side axis line style of opening one-way opening guide runner 17 on the two sides; as shown in Figure 5; the guide runner afterbody is provided with the spacing otch 16 that the needle handle fin can pass through; with the Z-shaped draw-in groove 08 that can block the needle handle fin; as shown in Figure 3; draw-in groove rear and front end groove blocks needle handle fin 09; needle handle just is fixed in the draw-in groove can not jump out draw-in groove; the needle tubing Hide All is in protective jacket as shown in Figure 2; prevent that needle point from exposing; thereby avoid stabbing medical personnel or other people because contaminated needle tubing exposes, also prevent from polluting, protected the safety of surrounding.

As shown in Figure 2, after transfusion was finished, exposed needle tubing had been hidden in the schematic diagram of the safety transfusion needle in the protective jacket fully.Shift protective jacket onto the Transfusion needle pipe place along flexible pipe after the transfusion, the spacing otch of transfusion needle fin on protective jacket open slot and draw-in groove is slipped in the Z-shaped draw-in groove, the groove of rear and front end blocks the needle handle fin in Fig. 3 draw-in groove, the restriction needle handle is jumped out draw-in groove, needle handle is located in the Z-shaped draw-in groove, needle tubing just can be safely, effectively, stably Hide All can not expose in the flat hole of the waist-drum-shaped of protective jacket, plays the effect of anti-acupuncture.

Claims

1. safety transfusion needle is characterized in that stomidium is flat pore structure form behind the protective jacket, and protective jacket is stuck on the flexible pipe and locates before the transfusion, protective jacket can be slided on flexible pipe swimmingly; The anterior both ends of the surface of protective jacket are smooth arc-shaped head structure, and the smooth open slot position that is transitioned into gradually, prevent the dead point and block the Transfusion needle pipe fin, the protective jacket lumen orifice is made the flat pore structure form of waist-drum-shaped, the inclined to one side axis line style of opening one-way opening guide runner on the two sides, the guide runner afterbody is provided with the Z-shaped draw-in groove, do the limited location otch on the draw-in groove, the draw-in groove rear and front end is done and flutedly can be blocked the needle handle fin, the needle handle fin just is fixed in the draw-in groove can not jump out draw-in groove, and the needle tubing Hide All is in protective jacket.