137
Participants
Start Date
June 30, 2012
Primary Completion Date
November 30, 2012
Study Completion Date
December 31, 2012
non-electroacupuncture
The same procedure as electroacupuncture except stimulation
Electroacupuncture
"Electrodes are applied to bilateral Hegu(L14) acupoints at the time of 1h before operation, and connected to Hwato Electronic Acupuncture Treatment Instrument (Model No. SDZ-V, Suzhou Medical Appliances Co., Ltd., Suzhou, China). The acupoints are stimulated at an intensity of 3\~6 mA and a frequency of 2/30 Hz for 30 min. The highest intensity will be chosen at which the patient can tolerate."
Xijing Hospital, Xi'an
Xijing Hospital
OTHER