Suction head for laparoscope gas circulation filtering device

• Main Author: TU JIANCHENG
• Format: Patent
• Language: Chinese; English
• Published: 02.06.2020
• 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; DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The utility model discloses a suction head for a laparoscope gas circulation filtering device, which comprises an inner tube and an outer tube, the inner tube is inserted into the outer tube, and theinner tube and the outer tube are kept in a coaxial position relation; the inner diameter of the outer pipe is larger than the outer diameter of the inner pipe, and a channel allowing gas to flow is formed between the outer pipe and the inner pipe. The inner pipe is longer than the outer pipe, and two ends of the inner pipe exceed the outer pipe; a first exhaust port is formed in the head end of the outer pipe, and an outer connector is arranged at the tail end of the outer pipe. According to the suction head, two gas channels are formed in the suction head through the thick outer pipe and thethin inner pipe, the functions of gas inlet and gas outlet of the abdominal cavity of a patient are achieved in cooperation with the gas circulating and filtering device in the laparoscopic surgery,and wounds of the patient i