纤维结肠镜检查中,由于吸引病人肠腔内未排尽的带渣液体,常常导致内镜吸引管道阻塞。阻塞发生在内镜的软管部时,用清洁毛刷即可排除。如果阻塞发生在内镜的导光缆部,由于清洁刷不能通过该部位,排除困难。遇到上述情况,勿须退出内镜,采用以下方法即可排除,分离连接在内镜吸引接口上的吸引器导管,将一长5cm、内径0.5cm小胶管的一端连接在内镜吸引 Fiber colonoscopy, due to attract the patient’s intestine did not drain with liquid slag, often lead to endoscopic suction pipe obstruction. Blockage occurred in the endoscopic hose department, with a cleaning brush can be ruled out. If the blockage occurs in the guidewire section of the endoscope, remove the difficulty because the brush can not pass through the site. Encounter the above situation, do not have to exit the endoscope, the following method can be ruled out, connected to the suction port connected to the endoscopic suction catheter, a long 5cm, 0.5cm diameter hose connected to the end of one end of the mirror to attract