CN203694273U

CN203694273U - Needle withdrawal device

Info

Publication number: CN203694273U
Application number: CN201320896576.1U
Authority: CN
Inventors: 朱柳柳
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-27
Filing date: 2013-12-27
Publication date: 2014-07-09
Anticipated expiration: 2023-12-27

Abstract

The utility model discloses a needle withdrawal device, which comprises a base, wherein a combination trough is disposed on the bottom face, inner treads are disposed on the walls of the combination trough in order to connect the combination trough onto an opening of a collection bottle of a pipe body in a threaded manner, a through hole passing through to the combination trough is disposed in the top face of the base in order for insertion of an injector needle, and sliding troughs passing through to the through hole are respectively disposed on surrounding faces of two opposite sides of the base; two clamping blocks, which are respectively movably combined into the two sliding troughs, wherein outer end faces of the two clamping blocks are protruded from the surrounding face of the base and the two clamping blocks can be driven to move to the inner end faces in order to clamp the needle in the through hole by pressing the outer end faces of the two clamping blocks; and two springs which are respectively disposed between the two clamping blocks and the base and can provide elastic force to move the two clamping blocks outwards until the inner end faces are respectively retracted to the two sliding troughs to release the needle.

Description

A kind of pin extractor

Technical field

This utility model relates to a kind of medical aid, espespecially a kind of easy to operate, with low cost, and can avoid syringe needle to contact with staff, to stop that acupuncture situation occurs when medical personnel abandon syringe needle, and then can guarantee the pin extractor person of medical personnel's safety.。

Background technology

Medical syringe is mainly made up of a syringe and a syringe needle, and general syringe, after using, must be destroyed through the recycling program of strictly regulating, to avoid remaining in medicament or the human body fluid contaminated environment of syringe.By being to be made from a variety of materials at syringe and syringe needle, and syringe in use, the syringe needle that thrusts human body directly contacts with inside of human body tissue or body fluid, and syringe scarcely can contact interior tissue or the body fluid of human body, therefore different from the contaminated degree of syringe with work syringe needle, the destruction program of required execution is also different.And, in the recovery during Destruction of syringe needle, very easily cause the accident of stabbing treatment people, therefore syringe needle is compared at syringe, and the safety measure that the process need of recycling is more tight, so the syringe after using recycles after syringe need to being separated with syringe needle.At present, the recovery of syringe is generally by using the medical personnel of syringe after use, directly returns cover and syringe needle is unloaded to syringe, then syringe needle and syringe are put respectively in different returnable, reclaims in order to recovery personnel are follow-up.But, in the action of returning cover and pull out syringe needle is carried out, medical personnel are easy to occur because of time compactness or misoperation the situation of acupuncture, and may infect blood infectious disease after acupuncture, for example hepatitis B, C type hepatitis, syphilis and AIDS ... etc., this is concerning the just harm of health in the heart of medical personnel, also build-up of pressure greatly, and more essential cost human and material resources and money etc. are treated and deal with problems.。

Summary of the invention

The purpose of this utility model is to provide a kind of pin extractor, conveniently pulls out pin, easy to operate, with low cost.

This utility model provides a kind of pin extractor, it is characterized in that, comprise pedestal, bottom surface is provided with engagement groove, the cell wall of engagement groove is provided with female thread can be for being screwed onto on the bottleneck of receiving flask or the mouth of pipe of body, the end face of pedestal is provided with the perforation that extends through engagement groove and can inserts for the syringe needle of syringe, and the opposite side side face of pedestal is respectively equipped with chute and laterally extends through perforation; Rain fixture block, is combined in respectively in chute movably, and the side face of pedestal is protruded in the outer face of fixture block, makes inner face clamp the syringe needle in perforation by the outer face of pressing fixture block to drive fixture block to move to; Spring, is located at respectively between fixture block and pedestal, can provide elastic force that fixture block is outwards moved to and make in inner face difference retraction chute to decontrol syringe needle.

In some embodiments, comprise pilot pin, the end face of pedestal is provided with jack and extends through respectively chute, the bottom surface of chute is respectively equipped with spring jacking block, the end face of fixture block is respectively equipped with the guide groove of strip, guide groove is parallel with chute, the bottom surface of fixture block be respectively equipped with extend through the opening-like spring groove of inner face can be for holding spring and spring jacking block, make one end of spring withstand on spring jacking block, the other end withstands on the medial surface of spring groove, pilot pin is plugged in jack respectively, and lower end also extends to respectively in the guide groove of fixture block.

The beneficial effects of the utility model are: this utility model is easy and simple to handle, before pulling out syringe needle without return cover action, and pulling out syringe needle and reclaim in the process of syringe needle, medical personnel's hands neither can touch syringe needle, therefore can effectively stop medical personnel and abandon, acupuncture situation occur while reclaiming syringe needle, and then can guarantee medical personnel's safety.And, use simple, convenience very in operation, especially cost is very cheap.

Brief description of the drawings

Fig. 1 is the pin extractor structural representation of a kind of embodiment of this utility model;

Detailed description of the invention

Below in conjunction with drawings and the specific embodiments the present invention is described in further detail explanation.

This utility model provides a kind of pin extractor, and as shown in Figure 1, pin extractor comprises a pedestal 10, fixture block 20, spring 30 and pilot pin 40.Wherein: the bottom surface of this pedestal 10 has an engagement groove 11, on the cell wall of this engagement groove 11, having female thread 12 can be for being screwed onto on the bottleneck of a receiving flask 50, and this receiving flask 50 can be bottle or other difficult bottle being penetrated by needle point.The end face of this pedestal 10 has a perforation 13 and jack 14, and this perforation 13 extends through this engagement groove 11 and can insert for the syringe needle 61 of a syringe 60.On the opposite side side face of this pedestal 10, there is respectively a chute 15 and laterally extend through this perforation 13,14 opposite sides in this perforation 13 of this jack, and vertically penetrate into respectively this chute 15, the bottom surface of this rain chute 15 has respectively a spring jacking block 16.

Fixture block 20 is combined in respectively in this chute 15 movably, and the side face of this pedestal 10 is protruded in the outer face of this fixture block 20, and can drive this fixture block 20 to move to by pressing the outer face of this fixture block 20 to make inner face clamp the syringe needle 61 in this perforation 13.The end face of this fixture block 20 has respectively the guide groove 21 of strip, and this guide groove 21 is parallel with this chute 15.The bottom surface of this fixture block 20 has respectively and extends through the opening-like spring groove of inner face 22.

Spring 30 is located at respectively in this spring groove 22, and one end withstands on this spring top and determines 16, the other end withstands on the medial surface of this spring groove 22, can provide elastic force that this fixture block 20 is outwards moved to make within it end face respectively in this chute 15 of retraction to decontrol this syringe needle 61, this pilot pin 40 is plugged in respectively in this jack 14, and lower end extends to respectively in the guide groove 21 of this fixture block 20, can be by departing from this chute 15 in order to limit this slide block 20.

The syringe needle 61 of syringe 60 inserts after this perforation 13, just can, by the outer face of pressing this fixture block 20, make inner face clamp the syringe needle 61 in this perforation 13 to drive this fixture block 20 to move inwardly into, and the while is also compressed this spring 30.Now, the syringe of this syringe 60 62 is upwards extracted out, just can make syringe needle 61 be departed from by the front end of this syringe 62, so, once decontrol after this fixture block 20, the elastic force of this spring 30 just can make this fixture block 20 outwards move back to original position, and makes end face within it decontrol this syringe needle 61 and distinguish in this chute 15 of retraction, and therefore this syringe needle 61 just can be fallen in the receiving flask 50 of below.

Engagement groove 11 can be set as a length of growing, and makes this pedestal 10 be elongated tubular, and this engagement groove 11 can be combined on the upper end mouth of pipe of a body in addition, then these receiving flask 50 screw locks is bonded on the lower end mouth of pipe of this body.So, after syringe needle 61 is pulled down in these pedestal 10 upper ends, this syringe needle 61 just can be fallen among the receiving flask 50 of distant place along this engagement groove 11 of work or this body, so that in its applicable installation what medicine go-cart or on other object, for easy to use.

This utility model utilizes this fixture block 20 to replace finger that this syringe needle 61 is clamped with convenient being pulled down, so this utility model before pulling out syringe needle 61 without return cover action, and pulling out syringe needle 61 and reclaim in the process of syringe needle 61, medical personnel's hands can directly not touch syringe needle 61 completely, therefore can effectively stop when medical personnel's what abandons and reclaims syringe needle 61 acupuncture situation occurs, and then can guarantee medical personnel's safety.And, very simple, convenient in its use operation, especially cost is very cheap.

Claims

1. a pin extractor, it is characterized in that, comprise pedestal (10), bottom surface is provided with engagement groove (11), the cell wall of described engagement groove (11) is provided with female thread (12) can be for being screwed onto on the bottleneck of receiving flask (50) or the mouth of pipe of body, the end face of described pedestal (10) is provided with the perforation (13) that extends through described engagement groove (11) and can supplies the syringe needle (61) of syringe (60) to insert, and the opposite side side face of described pedestal (10) is respectively equipped with chute and laterally extends through described perforation (13), rain fixture block, be combined in movably respectively in described chute (15), the side face of described pedestal (10) is protruded in the outer face of described fixture block (20), makes inner face clamp the syringe needle (61) in described perforation (13) by the outer face of pressing described fixture block (20) to drive described fixture block (20) to move to, spring (30), be located at respectively between described fixture block (20) and described pedestal (10), can provide elastic force that described fixture block (20) is outwards moved to make inner face respectively described in retraction in chute (15) to decontrol described syringe needle (61), pilot pin, the end face of described pedestal (10) is provided with jack (14) and extends through respectively described chute (15), the bottom surface of described chute (15) is respectively equipped with spring jacking block (16), the end face of described fixture block (20) is respectively equipped with the guide groove (21) of strip, described guide groove (21) is parallel with described chute, the bottom surface of described fixture block (20) be respectively equipped with extend through the opening-like spring groove of inner face (22) can be for holding described spring (30) and described spring (30) jacking block, make one end of described spring withstand on described spring jacking block (16), the other end withstands on the medial surface of described spring groove (22), described pilot pin (40) is plugged in respectively in described jack (14), and lower end also extends to respectively in the guide groove (21) of described fixture block (20).