84
Participants
Start Date
July 9, 2020
Primary Completion Date
May 31, 2024
Study Completion Date
June 30, 2024
L3 LPB
ultrasound-guided L3 lumbar plexus block
L4 LPB
ultrasound-guided L4 lumbar plexus block
T12 block
ultrasound-guided thoracic 12th segment nerve block
L3 QLB
ultrasound-guided quadratus lumborum block at L3 level
0.375%ropivacaine 25 ml (Raropin)
0.375%ropivacaine (Raropin) 25ml will be given
0.375%ropivacaine 40 ml (Raropin)
0.375%ropivacaine (Raropin) 40ml will be given
General anesthesia with tracheal intubation
General anesthesia with tracheal intubation will be induced with sufentanil, propofol, vecuronium for every patient before the operation and maintained with sevoflurane during the operation
Shanghai Jiao Tong University Affiliated Sixth People's Hospital, Shanghai
Shanghai 6th People's Hospital
OTHER