1. Structure: Disposable sterile catheter is made of catheter tube, steel needle, needle seat, exhaust fitting and injection port assembly. Used for clinical peripheral vascular system insertion, repeated infusion / blood transfusion, parenteral nutrition, emergency rescue, etc. 2. Application: Used for clinical peripheral vascular system insertion, repeated infusion / blood transfusion, parenteral nutrition, emergency rescue, etc. 3.Features: Intravenous catheter system casing is made of advanced biological material with soft casing, rough diameter and toughness, and easy to operate and fix but not easy to damage vessel wall to caused extravasations • intravenous supply of infusions and transfusion of blood and its components • recommended where infusions have to be given more than once or in emergency medicine • types with ports suitable for injections of medicine without additional puncture • for use with all kinds of infusion and transfusion sets Box size:24*9.9*12cm Carton:50*27*21cm