Analgesia effect of conducting ultrasound-guided fascia iliaca compartment block by dexmedetomidine combined with ropivacaine in femoral surgery during perioperative period

YANG Rong-rong, XU Xing-guo, HUANG Xin-chong

Tianjin Medical Journal . 2019, (11): 1151 -1156 . DOI: 10.11958/20191806