28
Participants
Start Date
August 31, 2004
Primary Completion Date
May 31, 2010
Study Completion Date
May 31, 2011
radiofrequency treatment
Radiofrequency-neurotomy of the medial branch at 80 degr. C needle temperature for 70 seconds, after diagnostic blocks
sham neurotomy
Radiofrequency-neurotomy of the medial branch at 37 degr. C needle temperature for 70 seconds, after diagnostic blocks
Pain Clinic, University Hospital of Trondheim, Trondheim
Norwegian University of Science and Technology
OTHER