Clinical Trial: Effect of Propofol on Remifentanil-induced Postoperative Hyperalgesia in Patients Undergoing Thyroid Surgery
Study Status: Completed
Recruit Status: Unknown status
Study Type: Interventional
Official Title: Effect of Propofol on Remifentanil-induced Postoperative Hyperalgesia in Patients Undergoing Thyroid Surgery
Brief Summary: The investigators hypothesize that propofol infusion during surgery can affect the remifentanil hyperalgesia compared to sevoflurane inhalation.The outcome will be measured by a verbal numerical rating score (VNRS) and mechanical punctuating pain by electronic von frey filament.
Detailed Summary:
Sponsor: Gangnam Severance Hospital
Current Primary Outcome: Tactile pain thresholds adjacent to the surgical wound assessed by von Frey hair before the induction and at postoperative 24 & 48 hrs [ Time Frame: postoperative 48 hrs ]
Original Primary Outcome: Same as current
Current Secondary Outcome:
Original Secondary Outcome:
Information By: Gangnam Severance Hospital
Dates:
Date Received: August 25, 2010
Date Started: August 2010
Date Completion: July 2011
Last Updated: August 26, 2010
Last Verified: August 2010