直肠癌保留肛门的手术 (以下简称保肛手术 )因受到病人欢迎 ,该手术在直肠癌的各种术式中占有一定地位。我院1989- 10～ 1999- 10外科做保肛手术 5 0例 ,经随访观察效果尚属满意。现报告如下。1　临床资料1 1　病例选择本组男 2 8例 ,女 2 2例。年龄 16～ 75岁。瘤体下缘距肛缘 The surgery to preserve the anus of rectal cancer (hereinafter referred to as sphincter preserving operation) is welcomed by the patient, and the operation occupies a certain position in various surgical procedures of rectal cancer. In our hospital from 1989-10 to 1999-10, sphincter preserving surgery was performed in 50 cases. The follow-up results were satisfactory. The report is as follows. 1 Clinical data 1 1 Case selection This group of 28 males and 22 females. Age 16 to 75 years old. Lower margin of the tumor from the anal margin