直肠癌局部切除术属于微创手术,以往认为是一种姑息性手术,仅适用于少数拒绝行永久性结肠造瘘患者或因身体某些条件差而不能承受根治性手术的患者;而当今由于医学影像学的快速发展,使得对早期直肠癌的术前评估更加准确。因此,许多作者对早期直肠癌(T1~T2期)施行了局部切除,获得 Partial resection of colorectal cancer is a minimally invasive surgery, in the past that is a palliative surgery, only applies to a small number of patients refused to permanent colostomy or due to some poor body conditions and can not afford radical surgery in patients; and today due to The rapid development of medical imaging makes preoperative assessment of early rectal cancer more accurate. Therefore, many authors have performed partial resection on early rectal cancer (stages T1 to T2)