我院自1998年4月至1999年7月选择肿瘤下端距肛门缘5cm以内的低位直肠癌9例,采取直肠全切除,保留或整复肛门外括约肌、肛提肌的手术方式(1)。术后随访3～18个月,控制排便功能优良率达100%,局部无癌复发,性功能正常,效果满意。现报告如下。1　临床资料1.1　一般资料:男4例,女5例, In our hospital from April 1998 to July 1999, 9 cases of lower rectal cancer within 5 cm from the anal margin of the tumor were selected, and rectoectomy was performed to preserve or repair the external anal sphincter and levator ani. (1). After 3 to 18 months of follow-up, the excellent rate of control of defecation function was 100%. There was no recurrence of local cancer and normal sexual function with satisfactory results. The report is as follows. 1 Clinical data 1.1 General information: 4 males and 5 females