125
Participants
Start Date
February 1, 2016
Primary Completion Date
November 16, 2017
Study Completion Date
November 16, 2017
30 ml of 0.2% ropivacaine
15 ml of 0.2% ropivacaine
100 mcg clonidine
High-frequency linear ultrasound transducer
The University of Texas Health Science Center-Houston, Houston
Memorial Hermann Hospital
OTHER
The University of Texas Health Science Center, Houston
OTHER