Disposable abdominal suction device (commonly used in endoscopy) Composition: sterile flushing pipe, handle (integrated flushing/suction double button), connecting pipe, joint, sterile packaging; Often used with pump/negative pressure source; Ethylene oxide sterilization, to prevent cross infection. Application: Laparoscopic surgery in immediate flushing hemostasis, maintain clear vision; postoperative short-term drainage flushing.