84
Participants
Start Date
September 23, 2020
Primary Completion Date
December 31, 2025
Study Completion Date
December 31, 2025
low dose of dexmedetomidine with sufentanil
low dose of dexmedetomidine in PCIA (0.05ug/kg/h sufentanil with 0.05ug/kg/h dexmedetomidine infusion, 0.05ug/kg sufentanil with 0.05ug/kg dexmedetomidine bolus)
high dose of dexmedetomidine with sufentanil
high dose of dexmedetomidine in PCIA (0.05ug/kg/h sufentanil with 0.1ug/kg/h dexmedetomidine infusion, 0.05ug/kg sufentanil with 0.1ug/kg dexmedetomidine bolus)
Peking Union Medical College Hospital, Beijing
Peking Union Medical College Hospital
OTHER