Disposable syringe and its usage

Abstract

The disposable syringe consists of one syringe needle, one needle cylinder with one nipple connected to the front end, one piston and one push rod connected to the piston. It features the syringe needle, which has a central hole, a middle part fixed inside the nipple, an front end exposed beyond the needle cylinder, a rear part inside the needle cylinder and with a barb and a third hole.

Description

technical field [0001] The present invention relates to a device for introducing a medium into the body through subcutaneous injection, intravenous injection, or intramuscular injection, in particular to a disposable medical syringe. Background technique [0002] As disposable syringes are used more and more widely, the harm to people and the pollution to the environment caused by discarded syringes are becoming more and more serious. Those syringes used by discarded infectious patients, syringes used by drug addicts, especially syringes used by drug addicts who are infected with serious infectious diseases or AIDS themselves, if they are recycled and washed by criminals and then repackaged and sold, it will seriously harm Consumers are in good health, which brings irreparable losses to consumers, and even takes away their most precious life. [0003] Figure 1 is a commonly used disposable syringe, which consists of a needle 14, a syringe 12, a piston 13, and a push rod 11....

AI Technical Summary

Problems solved by technology

Since it cannot be clearly identified from the appearance whether the disposable syringe has been used, it cannot effectively prevent the reuse of those used syringes

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