Objective To apply sacrogenital fold as an anatomical landmark to avoid injury during laparoscopic total mesenteric excision(TME) and evaluate its clinical effect. Methods From June 2015 to October 2017, 109 rectal cancer patients received laparoscopic surgery in our hospital were randomly divided into the control group(n=52) and the observation group(n=57). Both two groups received routine laparoscopic TME, and the observation group received laparoscopic TME with the sacrogenital fold as an anatomical land...