The emergence of needleless syringes is an epoch-making revolution in the field of medical appliances. The emergence of the syringe is an epoch-making revolution in the field of medical appliances and the process of needle extraction or injection of gas or liquid is called injection. The syringe consists of a syringe with a small hole at the front end and a matching piston core rod. It is used to inject a small amount of liquid or inject it into areas that are not accessible by other methods or withdraw from those places. Or the gas is sucked in through the small hole in the front end of the syringe, and the liquid or gas is squeezed out when the core rod is pushed in.