219
Participants
Start Date
January 31, 2013
Primary Completion Date
February 28, 2014
Study Completion Date
March 31, 2014
general anesthesia combined with dexmedetomidine infusion
general anesthesia combined with 1 μg/kg dexmedetomidine infusion after induction (Group D)
general anesthesia combined with TEA
general anesthesia combined with TEA (Group E)
Department of Anesthesiology, the First Hospital of China Medical University, Shenyang
China Medical University, China
OTHER