Trachea cannula for preventing infection

• Main Authors: DING YU, WANG JIAYING, ZHOU SHIJIA, WANG QIAO, XIE FANGMEI, YANG TIAN, ZHONG HONGKAI
• Format: Patent
• Language: Chinese; English
• Published: 04.03.2022
• 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 utility model relates to the field of medical instruments, in particular to a trachea cannula capable of preventing infection, which comprises a cannula, a connecting plate, a tracheotomy belt, a cannula blocking piston and a filter membrane, an air inlet is arranged in the center of the connecting plate, one end of the cannula is connected with the air inlet, and connecting holes are arranged at two ends of the connecting plate. The tracheotomy belt penetrates through the connecting hole and is detachably connected with the connecting plate; the pipe plugging piston is provided with a connecting piece and a movable circular ring, one end of the connecting piece is movably connected with the upper portion of the pipe plugging piston, the other end of the connecting piece is connected with the movable circular ring, the movable circular ring penetrates through a connecting hole in one end of the connecting plate and is detachably arranged on the connecting plate in a sleeving mode, and the lower portion of