|
|
Article: Buprenorphine added to the local anesthetic for axillary brachial plexus block prolongs postoperative analgesia
- Article from:
- Regional Anesthesia and Pain Medicine
- Article date:
- March 1, 2002
- Author:
CopyrightCopyright Churchill Livingstone Inc., Medical Publishers Mar/Apr 2002. Provided by ProQuest LLC. (Hide copyright information)
|
Background and Objectives: Buprenorphine added to local anesthetic solutions for supraclavicular block was found to triple postoperative analgesia duration in a previous study when compared with local anesthetic block alone. That study, however, did not control for potentially confounding factors, such as the possibility that buprenorphine was affecting analgesia through intramuscular absorption or via a spinal mechanism. To specifically delineate the role of buprenorphine in peripherally mediated opioid analgesia, the present study controlled for these 2 factors.
Methods: Sixty American Society of Anesthesiologists (ASA) P.S. I and II, consenting adults for upper extremity surgery, were ...