200
Participants
Start Date
December 1, 2020
Primary Completion Date
December 1, 2022
Study Completion Date
December 1, 2025
Transanterior obturator nerve gateway approach
Distal rectal transection of cases in the experimental group will be performed using transanterior obturator nerve gateway approach
Total mesorectal excision approach
Distal rectal transection of cases in the control group will be performed using total mesorectal excision approach
Dalian University Affiliated Xinhua Hospital, Dalian
Shengli Oilfield Hospital, Dongying
The Second Affiliated Hospital of Baotou Medical University, Baotou
The Third People's Hospital of Datong, Datong
Shengli Oilfield Hospital
OTHER
The Second Affiliated Hospital of Baotou Medical College
OTHER
Peking University First Hospital
OTHER