54
Participants
Start Date
December 31, 2013
Primary Completion Date
July 31, 2016
Study Completion Date
January 31, 2017
paravertebral block
in the paravertebral block , the catheter was placed under ultrasound echography , at the right thoracic T4/T5 level
thoracic epidural block
in the epidural block the catheter was inserted without echography , at T4/T5 level
ropivacaine
Sufentanil
CHRU , Hôpital Claude Huriez, Lille
University Hospital, Lille
OTHER