Study of Transdermal Fentanyl Patch to Treat Postoperative Pain in Total Knee Arthroplasty (TFP)

May 5, 2011 updated by: Khon Kaen University

Transdermal Fentanyl Patch for Postoperative Analgesia in Total Knee Arthroplasty

The purpose of this study is to determine whether transdermal fentanyl patch

Study Overview

Status

Completed

Conditions

Detailed Description

Total knee arthroplasty (TKA) has severe postoperative pain that prevents mobilization of patient. The best standard analgesia regimen is patient-control analgesia (PCA) which requires a PCA pump that is expensive.

Transdermal fentanyl patch (TFP)(50 mcg/hr) can release fentanyl into blood circulation at rate 50 mcg/hr for three days. It has slow onset of about 12-14 hours, so it's used to treat chronic pain, not popular for a cure of pain. If the investigators apply TFP at appropriate times, i.e. 12-14 hours before surgery, it may be used to treat acute postoperative pain.

If it can give good analgesia for TKA, it can replace PCA. The benefit is that it is much cheaper and more convenient.

Study Type

Interventional

Enrollment (Actual)

40

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Khon Kaen, Thailand, 40002
        • Srinagarind Hospital, Faculty of Medicine, Khon Kaen University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 80 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Patients who were scheduled for TKA gave informed consent for inclusion

Exclusion Criteria:

  • ASA class 3-4
  • Known allergy to any of the drugs to be used, eg. TFPs ,MO
  • History of substance or alcohol abuse, and tolerance or dependence on opioids
  • Can not use PCA
  • Contraindication for spinal anesthesia

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: group 1
group 1 = transdermal fentanyl patch
TFP = transdermal fentanyl patch (50 microgram/hour)
Other Names:
  • Duragesic
Placebo Comparator: group 2
placebo patch
group 2 = placebo patch
Other Names:
  • Duragesic

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
intravenous morphine consumption
Time Frame: 48 hours
48 hours

Secondary Outcome Measures

Outcome Measure
Time Frame
Pain score
Time Frame: 48 hours
48 hours

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Thepakorn Sathitkarnmanee, MD, Faculty of Medicine, Khon Kaen University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

April 1, 2010

Primary Completion (Actual)

October 1, 2010

Study Completion (Actual)

December 1, 2010

Study Registration Dates

First Submitted

May 4, 2011

First Submitted That Met QC Criteria

May 5, 2011

First Posted (Estimate)

May 6, 2011

Study Record Updates

Last Update Posted (Estimate)

May 6, 2011

Last Update Submitted That Met QC Criteria

May 5, 2011

Last Verified

February 1, 2010

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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