CN201814859U

CN201814859U - Novel medicine dispensing device

Info

Publication number: CN201814859U
Application number: CN2010205926418U
Authority: CN
Inventors: 赵西艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-26
Filing date: 2010-10-26
Publication date: 2011-05-04
Anticipated expiration: 2020-10-26

Abstract

The utility model relates to a medicine dispensing device, belonging to the field of medical instrument, the medicine dispensing device comprises a puncture needle head 1, a needle handle 2, a needle tube 3, and a piston 4, the medicine dispensing device is characterized in that: the side surface of the puncture needle head 1 is provided with a pressure reduction tube 5, an air filtering film 6 is disposed in the pressure reduction tube 5, an ampulla region of the needle handle 3 is provided with a liquid medicine filtering film 7. The medicine dispensing device is advantaged by simple structure, convenient use, capability of timely adjusting pressure in bottle during pouring liquid to medicament bottle and infusion bottle, guarantee of clean and sanitation of medicine liquid, reduction of medicine dispensing difficult of nursing staff, and guarantee of easy and smooth going of medicine dispensing.

Description

Novel dispenser

Technical field: this utility model belongs to medical instruments field, and is particularly a kind of when injecting liquid in ampoule and infusion bottle, can in time regulate the interior pressure of bottle, and guarantees the clean hygiene of medicinal liquid, novel dispenser simple in structure, easy to use.

Background technology: the nursery work personnel need preparation liquid medicinal liquid earlier when being patient infusion.At present, do not have special-purpose dispenser clinically, generally use the disposable syringe of 20ml to replace.The nursing staff needs to extract earlier a certain amount of injection when preparating liquid, then injection is injected ampoule, wait medicament fully to dissolve after, again medicinal liquid is used the syringe sucking-off, then medicinal liquid is injected infusion bottle.During at injection liquid in ampoule or toward infusion bottle injection medicinal liquid, the pressure in the bottle can raise gradually, brings very big difficulty for the work of making up a prescription, simultaneously because in the process of making up a prescription, aspiration medicinal liquid very easily by air or contaminating impurity, brings bigger harm for patient's health repeatedly.

Summary of the invention: the purpose of this utility model is to provide a kind of can in time regulate the pressure in the bottle when injecting liquid in ampoule and infusion bottle, and guarantees the clean hygiene of medicinal liquid, reduces the novel dispenser of nursing staff's the difficulty of making up a prescription.

For achieving the above object, this utility model has been taked following technical scheme: this novel dispenser, constitute by piercing needle, needle handle, needle tubing and piston, the side of piercing needle is provided with relief pipe, be used for the time toward ampoule and infusion bottle injection liquid, in time regulate the pressure in the bottle, be provided with the air filtration film in the relief pipe, can filter air by relief pipe, in order to guarantee the clean hygiene of reduced pressure air, the ampulla of needle handle is provided with liquid medicine filtering membrane, can filter the medicinal liquid by piercing needle, guarantees the clean hygiene of medicinal liquid.

This utility model, simple in structure, easy to use, when in ampoule and infusion bottle, injecting liquid, can in time regulate the pressure in the bottle, and guarantee the clean hygiene of medicinal liquid, reduce nursing staff's the difficulty of making up a prescription, ensured easily carrying out smoothly of the work of making up a prescription.

Description of drawings: the utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a structural representation of the present utility model.

With reference to accompanying drawing 1,1, piercing needle, 2, needle handle, 3, needle tubing, 4, piston, 5, relief pipe, 6, the air filtration film, 7, liquid medicine filtering membrane.

The specific embodiment: this utility model, constitute by piercing needle 1, needle handle 2, needle tubing 3 and piston 4, the side of piercing needle 1 is provided with relief pipe 5, is provided with air filtration film 6 in the relief pipe 5, and the ampulla of needle handle 3 is provided with liquid medicine filtering membrane 7.

When using this utility model, earlier piercing needle 1 is connected on the needle tubing 3, extracts a certain amount of injection then and inject ampoule, wait medicament fully to dissolve after, again with the medicinal liquid sucking-off, then medicinal liquid is injected infusion bottle and gets final product.

Claims

1. novel dispenser, it is characterized in that: this novel dispenser, constitute by piercing needle (1), needle handle (2), needle tubing (3) and piston (4), the side of piercing needle (1) is provided with relief pipe (5), be provided with air filtration film (6) in the relief pipe (5), the ampulla of needle handle (3) is provided with liquid medicine filtering membrane (7).