中下段直肠癌应用传统的根治手术方法,术后局部复发率高和术后泌尿、性功能碍障等并发症一直受到外科医生的关注,直肠癌扩大根治术的临床开展,明显地提高了直肠癌的五年生存率,达68％,但增加了手术后泌尿及性功能碍障等并发症的出现,男性病人行扩大根治性Miles手术后绝大多数勃起功能与射精功能消失。我院自1993年开展保留植物神经的直肠癌扩大根治术,在准确选择适应症的情况下,取得了扩大根治术的效果并使病人的泌尿和性功能得到有效保 Lower rectal cancer with traditional radical surgery, postoperative local recurrence rate and postoperative urinary complications such as sexual dysfunction has been the surgeon’s attention, extended radical resection of colorectal cancer clinical significantly improved the rectum The five-year survival rate of cancer, up to 68%, but increased the postoperative urological and sexual dysfunction and other complications, the majority of male patients after the expansion of radical Miles surgery erectile function and ejaculation disappear. In our hospital since 1993 to expand the radical surgery to preserve the autonomic nerve rectal cancer, in the case of the accurate choice of indications, and achieved expanded the effect of radical surgery and the patient’s urinary tract and sexual function are effectively Paul