60
Participants
Start Date
November 20, 2021
Primary Completion Date
May 25, 2022
Study Completion Date
May 25, 2022
5-8ml 0.375% ropivacaine
5-8ml of 0.375% ropivacaine depend on the height and weight of the patient was administrated through the epidural catheter at least 20 min before induction in experimental group. Followed by a continuous infusion of 4-6 ml/h using micro-infusion pump after induction during surgery.
5-8ml normal saline
5-8ml of normal saline depend on the height and weight of the patient was administrated through the epidural catheter at least 20 min before induction. Followed by a continuous infusion of 4-6 ml/h using micro-infusion pump after induction during surgery.
Cancer Hospital of the University of Chinese Academy of Sciences, Hangzhou
Wang Jiangling
OTHER