近年来,随着人们对低位直肠癌病理、解剖认识的提高,以及手术器械和技术的进步,出现了很多保肛术式。但目前在低位直肠癌的治疗中,为达到根治目的,仍采用Miles术式。腹部人工肛门给患者带来了生活不便和精神、肉体上的打击。为提高患者生活质量,众学者采取多种方法重建肛门括约 In recent years, with the people of low rectal cancer pathology, anatomical understanding of the improvement, as well as the progress of surgical instruments and techniques, there have been many anal sphincter. However, in the treatment of low rectal cancer, in order to achieve the goal of cure, Miles technique is still used. Abdominal artificial anus to bring patients inconvenience and mental, physical blow. To improve the quality of life of patients, scholars take a variety of methods to rebuild the anal contract