66
Participants
Start Date
May 12, 2022
Primary Completion Date
August 31, 2022
Study Completion Date
August 31, 2022
quadratus lumborum nerve block (ropivacaine )
Echo guided quadratus lumborum nerve block with ropivacaine
quadratus lumborum nerve block (normal saline)
Echo guided quadratus lumborum nerve block with normal saline
Chang Gung Memorial Hospital (Linkou), Taoyuan
Chang Gung Memorial Hospital
OTHER