距肛门缘8cm以下或在腹膜返折以下的低位直肠癌,一般都采用Miles手术,即经腹会阴联合切除术,患者存精神上、生活上遭受着极大的痛苦和不便,或者因此而拒绝手术,延误治疗,临床上并不罕见。鉴于此,我科于1984年12月到86年6月底止,对15例低位直肠癌患者采用保留肛门外括约肌、倒置结肠性直肠肛管吻合术(以下简称保留外括约肌术),或施行Miles术后同时利用臀大 Loss of rectal cancer less than 8 cm from the anal margin or below the peritoneal fold, Miles surgery is generally used, that is, the abdominal perineal resection, the patient suffers great pain and inconvenience in the spirit, life, or refuse Surgery and delayed treatment are not clinically rare. In view of this, our department adopted the retention of external anal sphincter, inverted colon rectal anastomosis (hereinafter referred to as external sphincter preservation), or implementation of Miles in 15 patients with low rectal cancer from December 1984 to June 86. Postoperatively using hips