60
Participants
Start Date
June 10, 2019
Primary Completion Date
November 1, 2019
Study Completion Date
November 10, 2019
single-injection TQLB(transmuscular quadratus lumborum block)
Inject 0.6ml/kg local anesthetics in between quadratus lumborum and psoas major under ultrasound guidance
Morphine given as IPCA(intravenous patient controlled analgesia)
PCIA was initiated using a pump set to deliver boluses of 1.5-2 mg of morphine with a 5-minute lockout interval and no background infusion. The maximal permitted dosage of morphine was set at 8 mg/h.
Cui Xulei, Beijing
Cui Xulei
OTHER