140
Participants
Start Date
March 1, 2022
Primary Completion Date
June 30, 2023
Study Completion Date
December 30, 2023
Ropivacaine
20 ml of 0.5% ropivacaine as bolus and a programmed intermittent bolus of 10 ml ropivacaine 0.2% every 2 h after surgery
Department of Anesthesiology,Peking University Third Hospital, Beijing
Peking University Third Hosptial, Beijing
Beijing Municipal Health Commission
OTHER_GOV
Peking University Third Hospital
OTHER