CN201073504Y

CN201073504Y - Transfusion utensil in bone

Info

Publication number: CN201073504Y
Application number: CNU2007200268754U
Authority: CN
Inventors: 于传芝; 李晓燕; 孙迎晖
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-22
Filing date: 2007-08-22
Publication date: 2008-06-18
Anticipated expiration: 2017-08-22

Abstract

The utility model relates to a medical instrument, in particular to an in-bone transfusion device used for performing local surface fast drug administration and fluid supplement during the first aid to patients dangerously or severely sick, which comprises a puncture needle and a handle, wherein the puncture needle is connected and fixed with the interface on the handle through the needle head part. The utility model is characterized in that the puncture needle comprises a needle tube and a needle core, screw threads are arranged on the outer wall of the needle tube, and during the process of entering the bone, the needle tube of the utility model with screw threads outside performs as fastening a screw, which can prevent the sliding and liquid leaking phenomena of the puncture needle from occurring. The utility model has the advantages of simple structure, convenient operation, and good effect of drug administration.

Description

The intraosseous infusion device

Technical field:

This utility model relates to medical apparatus and instruments, carries out a kind of intraosseous infusion device of situation speed administration fluid infusion during specifically for the first aid critical patient.

Background technology:

We know, the venous cannulation technology has been widely used in rescuing the critical patient, played sizable effect, but burn surface area is bigger rescuing, serious dehydration, venous cannulation is difficult for waiting the patient, can only use administration and fluid infusion in the bone, the less than one of existing intraosseous infusion device is to design too complexity, forms by more than ten parts nearly, uses very inconvenient, easy generation delay rescue time, the 2nd, the wayward degree of depth that enters, the possibility that generation heart damage complication is arranged, the 3rd, there is not fixture, long reaching when touching transfusion device accidentally of time in transfusion device is kept somewhere body, all have sepage and infusion needle sliding phenomenon, cause and to puncture again.

Summary of the invention:

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of easy to use, the intraosseous injection administering effect is good, fixedly the transfusion device body, make it the intraosseous infusion device that be difficult for to slide.

This utility model can reach by following measure:

A kind of intraosseous infusion device comprises puncture needle and handle, and puncture needle is connected and fixed by syringe needle part and interface on the handle, it is characterized in that puncture needle is made up of needle tubing and nook closing member, and the needle tubing outer wall is provided with screw thread.

The outer threaded needle tubing of this utility model as the turn of the screw, can prevent that sliding and the sepage phenomenon from appearring in puncture needle in entering the bone internal procedure, have advantages such as simple in structure, easy to operate, that administering effect is good.

Description of drawings:

Accompanying drawing is a structural representation of the present utility model.

The specific embodiment:

Below in conjunction with accompanying drawing this utility model is further described:

As shown in drawings, a kind of intraosseous infusion device, comprise puncture needle and handle 1, puncture needle is connected and fixed by syringe needle part and interface on the handle 1, it is characterized in that puncture needle is made up of needle tubing 2 and nook closing member 3, and needle tubing 2 outer walls are provided with screw thread, the outer threaded needle tubing of this utility model, puncture needle as the turn of the screw, can prevent that sliding and the sepage phenomenon from appearring in puncture needle in entering the bone internal procedure, have advantages such as simple in structure, easy to operate, that administering effect is good.

Claims

1. an intraosseous infusion device comprises puncture needle and handle, and puncture needle is connected and fixed by syringe needle part and interface on the handle, it is characterized in that puncture needle is made up of needle tubing and nook closing member, and the needle tubing outer wall is provided with screw thread.