184
Participants
Start Date
April 30, 2015
Primary Completion Date
June 30, 2019
Study Completion Date
June 30, 2019
ropivacaine
injection of 4mL of ropivacaine in the sphenopalatine area through an endoscopic approach
saline solution 0.9%
injection of 4 mL of saline solution in the sphenopalatine area through an endoscopic approach
CHRU, Hôpital Claude Huriez, Lille
University Hospital, Lille
OTHER