PRP injector with bidirectional extraction function

• Main Authors: MAO YUFENG, LI FEI, HOU XINJU, ZHU MANHUA, LU HUALONG, OUYANG GUOBAO, HU JINGLIN, PENG TIANZHONG, LIM SUNG-JIN
• Format: Patent
• Language: Chinese; English
• Published: 15.09.2023
• 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 PRP injector with a bidirectional extraction function, which is provided with a needle tube, a piston is arranged in the needle tube, a needle head is arranged at one end of the needle tube, a push rod is fixed on the piston and extends out of the other end of the needle tube, the piston is provided with a hollow tube body, a sealing rubber ring is arranged on the outer wall of the tube body, and the sealing rubber ring is provided with a sealing ring. An inner thread structure is arranged on the inner wall, a connecting channel is arranged in the tube body, one end of the connecting channel close to the needle cylinder is an inner port, the other end of the connecting channel is an outer port, the inner port of the connecting channel is connected with the end of the tube body, the push rod is provided with a fixing plate, one side of the push rod is fixedly connected with a connecting rod, and the other side of the push rod is fixedly connected with a connecting pipe. And an ext