Plastic-glass disposable injector with medicine liquid

Abstract

The disclosed plastic-glass disposable injector with drug solution self comprises glass needle barrel, plastic push rod, silica gel seal piston fixed on rod front end with interference fit with bore of glass needle cylinder of scale, drug solution filled in the said room, and needle holder jacketed on the holder. As glass and silica gel has no pollution to solution or modification, this invention can not only be store bottle, but also the injector; it is convenient to pull out the holder cover, assemble the sterilized needle and inject directly, which brings less waste and is practical.

Description

Technical field:

[0001] The invention relates to a medical device, in particular to a syringe. Background technique:

[0002] There are two types of syringes that are commonly used now. One is the reusable syringe. Fitting accuracy; the other type is a disposable syringe, which consists of a syringe, a push rod, and a seal. The material is plastic. These two types of syringes must be loaded with sterilized needles when in use, open the glass bottle containing the injected medicament, and inject the drug solution after inhaling the syringe. Since the existing injections are all filled according to the doses used by adults, only half of them are needed when children use them, which will inevitably cause a waste of injection medicines. When the existing syringes give injections to patients, it is necessary to purchase a filling bottle filled with injection liquid and to use a syringe. The secondary pollution of the injection medicine liquid will affect the treatment effect....

Images