90
Participants
Start Date
September 3, 2019
Primary Completion Date
August 10, 2020
Study Completion Date
October 30, 2020
convetional PCA method unsing only 1-channel
Ch-1 (flow 2 ml/hr with bolus 2ml/30min lock-out): fentanyl 16 µg/kg, ketorolac 2 mg/kg, ondansetron 12 mg (total volume 100 ml with normal saline); Ch-2 (flow 2ml/h): 100ml normal saline only (for blinding)
utilizing 2-channel
Ch-1 (flow 2 ml/hr with bolus 2ml/30min lock-out): fentanyl 16 µg/kg (total volume 100 ml with normal saline; Ch-2 (flow 2ml/h fixed): ketorolac 2 mg/kg, ondansetron 12 mg (total volume 100 ml with normal saline)
Department of Anaesthesiology and Pain Medicine, Korea University Guro Hospital, Seoul
Korea University Guro Hospital
OTHER