102
Participants
Start Date
October 31, 2014
Primary Completion Date
February 28, 2015
Study Completion Date
March 31, 2015
brachial plexus block
brachial plexus block with ropivacaine 40ml
Department of Anesthesiology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan
Huazhong University of Science and Technology
OTHER