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