Pain Control in Bariatric Patients: EXPAREL(R) vs. the On-Q(R) Pain Ball

May 20, 2014 updated by: Pacira Pharmaceuticals, Inc

Pain Control in Bariatric Patients: A Prospective Trial Comparing the Effectiveness of EXPAREL(R) Versus the On-Q(R) Pain Ball

This study was conducted to compare the effectiveness of two local pain control methods in bariatric patients by assessing the amount of postoperative pain and amount of postoperative pain medications needed. This information was used to determine which local anesthetic provided the best pain control.

Study Overview

Status

Completed

Conditions

Detailed Description

The investigators have previously utilized the On-Q® pain ball to obtain local control by continuous delivery of bupivacaine to pain fibers at the incision site. On-Q makes use of an implanted catheter and a continuous infusion pump that the patient carries with them typically for 48-72 hours after surgery. EXPAREL is a long-acting liposomal delivery vehicle that extends the life of bupivacaine in the surgical site for up to 72 hours. It can be injected in all trocar sites and offers another potential solution to patient pain control without the need for a catheter and the hardware needed to deliver the local anesthetic. Patient NRS (numerical rating scale) scores for postoperative pain and total medication consumed were used to assess the differences between the two treatment groups.

Study Type

Interventional

Enrollment (Actual)

101

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

    • Texas
      • San Antonio, Texas, United States, 78240
        • Bariatric Medical Institute of Texas

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

16 years to 78 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Age 18-80, male or female

Exclusion Criteria:

  • Pregnant women

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: Non-Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: EXPAREL
EXPAREL (bupivacaine liposome injectable suspension)
Other Names:
  • bupivacaine liposome injectable suspension
Active Comparator: On-Q Pain Ball
Device for delivering bupivacaine.
bupivacaine HCl 0.25%
Other Names:
  • bupivacaine

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Numeric rating scale (NRS) pain intensity scores
Time Frame: 4-6 hours postoperatively and in the mornings of postoperative Day 1 and Day 2
The NRS was from 0 = no pain and 10 = worst pain.
4-6 hours postoperatively and in the mornings of postoperative Day 1 and Day 2

Secondary Outcome Measures

Outcome Measure
Time Frame
Postoperative opioid consumption
Time Frame: 1 week
1 week

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Franchell Richard-Hamilton, MD, Bariatric Medical Institute of Texas

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

November 1, 2012

Primary Completion (Actual)

March 1, 2013

Study Completion (Actual)

March 1, 2013

Study Registration Dates

First Submitted

May 16, 2014

First Submitted That Met QC Criteria

May 19, 2014

First Posted (Estimate)

May 20, 2014

Study Record Updates

Last Update Posted (Estimate)

May 22, 2014

Last Update Submitted That Met QC Criteria

May 20, 2014

Last Verified

May 1, 2014

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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