High-safety injector

Application Number: 00109384
Application Date: 2000.05.31
Publication Number: 1325736
Publication Date: 2001.12.12
Priority Information:
International: A61M5/178;A61M5/31
Applicant(s) Name: Luo Bizhang
Inventor(s) Name: Luo Zhengji
Patent Agency Code: 11021
Patent Agent: tang baobeng
Abstract A high-safety injector is composed of injecting cylinder, needle set, match mechanism, push rod and match head. Said match mechanicam positioned in the front of injecting cylinder and at back end of needle set has a match hole, which can be matched with the push rod when the push rod moves to the front end of injecting cylinder. When said push rod is drawn back, the match mechanism and needle set can be pulled in chamber of injecting cylinder, preventing needle from pricking human body.