One-time self-destructive safe syringe

• Main Authors: LV, XUE-RONG, CAI, JIN-SHU
• Format: Patent
• Language: Chinese; English
• Published: 16.02.2013
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

An one-time self-destructive safe syringe, including a putter and a syringe barrel, wherein one end of the putter is sleeved with a piston, the piston is internally combined with a flexible protrusion, and the protrusion front end protrudes from the piston top surface at a distance. The syringe barrel has a front and a rear ends, wherein the front end facilitates the injection after the putter is placed therein, and the rear end shrinks toward the inner diameter to form a socket part for binding the needle, the inner wall of the socket part is provided with a latching part, so that when the putter is pushed close to the rear end of the syringe barrel, the front end of the protrusion can enter the socket part to be limited at the latching part of the inner wall of the socket part, thus becoming restricted within the socket part. Also, the protrusion has at least one perforation for buffering the insertion force of the protrusion front end into the socket part in order to allow the putter to be departed from th