19
Participants
Start Date
August 31, 2012
Primary Completion Date
December 31, 2013
Study Completion Date
January 31, 2014
1 mg morphine soak in epidural oxidized cellulose
During posterior lumbar spinal surgery , patients received 1 mg morphine-soaked in epidural oxidized cellulose.
normal saline
During posterior lumbar spinal surgery , patients received NSS -soaked in epidural oxidized cellulose.
Siriraj hospital, Bangkoknoi
Mahidol University
OTHER