Medical anti-pricking safety syringe and use method thereof

• Main Author: SU LANDI
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2022
• 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 invention discloses a medical anti-pricking safety syringe and a using method thereof, and relates to the field of medical instruments. A needle cap structure is fixedly arranged in the middle of the front end of a sleeve cap body, and the opening end of the needle cap structure is located in the sleeve cap body. A concave insertion opening matched with an injector tube is formed in the rear section of the sleeve cap body, a circle of annular side groove is formed in the annular side of the sleeve cap body, a set of insertion through grooves which are symmetrically distributed in the radial direction are formed in the position of the annular side groove of the sleeve cap body, and limiting fan blades are arranged at the positions of the insertion through grooves. Connecting sections are fixedly connected between the two side edges of the limiting fan blade and the side wall of the inserting through groove of the sleeve cap body, and limiting protrusions are arranged on the upper side face and the lower si