我院应用创腔半开放方法治疗后马蹄铁型肛门瘘21例,收到满意效果。现报告如下。一般资料:21例均为男患;病程长者8年,短者7个月;肛瘘内口均在肛管直肠环以下接近正后方肛隐窝处;疗程:长者100天(因合并骨盆直肠窝脓肿)短者21天,平均38.8天。经一年多随访未见复发及肛门功能异常的现象。 In our hospital, 21 cases of horseshoe-shaped anal fistula were treated with wound-opening and half-open method and received satisfactory results. The report is as follows. General information: 21 cases were male patients; duration of the elderly for 8 years, a short period of 7 months; internal anal fistula were below the anorectal ring is near the rear of the anal crypt; treatment: elderly 100 days Rectal fossa abscess) short of 21 days, an average of 38.8 days. After more than a year follow-up no recurrence and anal dysfunction phenomenon.