Medical syringe

• Main Author: SONG ZHAOLU
• Format: Patent
• Language: Chinese; English
• Published: 07.08.2013
• 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

The utility model discloses a medical syringe. The medical syringe comprises a syringe needle, a needle tube, a piston, a needle core and a push-pull rod. The needle core is of a hollow structure, a protective film is arranged at the front end inside the needle core and separates space of the syringe needle from space of the needle tube, the push-pull rod is composed of a hemispheric pushing handle and a tubular needle sleeve, one end of the tubular needle sleeve is connected with the sphere part of the hemispheric pushing handle, the hemispheric pushing handle and the tubular needle sleeve are of an integral structure, and the tubular needle sleeve is arranged in the hollow needle core. The medical syringe is disposable and can guarantee that one medical syringe and one ball of aseptic cotton are used by only one patient, therefore cross infection can be avoided, and accidents can be reduced because a discarded syringe needle can not be exposed outside; and whether the medical syringe has been used can be re