直肠癌行人工肛门成形术后的病人，有时需要药物灌肠治疗，以及在发生粪便干结梗阻时需要灌肠解除梗阻，而市场又缺少专用的人工肛门灌肠器头。在以往操作中使用普通的灌肠导管不能严密堵塞人工肛门口，经常使灌肠液外溢，加之插入的深度不能掌握而导致灌肠失败或给患者带来不 Patients undergoing artificial anal resection for rectal cancer sometimes need drug enema treatment, and require an enema to remove the obstruction in the event of faecal dry knot obstruction, and the market lacks a dedicated artificial anal enema head. In the past, the use of an ordinary enema catheter can not be closed artificial anal opening, often enema liquid spillover, combined with the depth of the insertion can not be grasped, resulting in enema failure or to the patient is not