36
Participants
Start Date
July 31, 2015
Primary Completion Date
September 30, 2015
Study Completion Date
September 30, 2015
Stimuplex insulated needle
"2P2I group: nerve stimulating needle is advanced twice and LA is injected 15 mL at a time.~1P1I group: nerve stimulating needle is advanced once and LA is injected 30 mL."
lidocaine mixed with epinephrine
2P2I group and 1P1I group use the same LA (1.5% lidocaine mixed with 1:200,000 epinephrine). But 2P2I group is injected LA at equally divided doses (15 mL at a time). 1P1I group is injected LA 30 mL at once.
Department of Anesthesiology and Pain Medicine, Gachon University Gil Medical Center, Incheon
Gachon University Gil Medical Center
OTHER