Cooling to Optimize Organ Life in Donor Study (COOLDonor)

February 5, 2018 updated by: Raghavan Murugan, University of Pittsburgh

Feasibility of Mild-to-moderate Therapeutic Hypothermia as an In-vivo Organ Preservation Strategy in Brain-dead Donors

The purpose of this study is to assess the feasibility and safety of mild-to-moderate hypothermia as an in-vivo organ preservation strategy compared to normothermia in 60 brain-dead organ donors.

Study Overview

Study Type

Interventional

Enrollment (Actual)

4

Phase

  • Phase 2

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

    • Pennsylvania
      • Pittsburgh, Pennsylvania, United States, 15261
        • University of Pittsburgh Medical Center

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 and older (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Age greater than 18 years;pronounced dead as per hospital brain-death criteria
  • Accepted by organ procurement organization for organ donation
  • Subjects within 3 hours of brain death pronouncement

Exclusion Criteria:

  • Consent cannot be obtained from authorized representative;mean arterial pressure < 60 mmHg and/ or more than 2 vasopressor and/or inotrope use
  • Presence of 2nd or 3rd degree heart block
  • Ongoing extracranial hemorrhage
  • International normalized ratio > 3.0
  • Donors with human-immunodeficiency virus infection
  • Pregnancy

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
  • Masking: NONE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Hypothermia (32-33 degree C)
Following randomization, hypothermia will be induced by a combination of cold isotonic fluid and sustained until organ procurement by a central venous catheter
20-30ml/kg of isotonic crystalloid resuscitation fluid will be used for induction. Hypothermia (32-33 degrees C) will be sustained until organ procurement using an FDA approved central venous catheter connected to an external temperature regulating system
No Intervention: Normothermia (36.5 - 37.5 degree C)
Normothermia will be maintained until organ procurement as per current standard of care

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Feasibility and safety
Time Frame: From enrollment to organ procurement (average of 24 hours)
Brain-dead organ donors will be followed from study enrollment up to organ procurement for an average of 24 hours
From enrollment to organ procurement (average of 24 hours)

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Six-month hospital free survival in recipients
Time Frame: 6 months
Data on recipient survival and allograft function will be collected up to 6 months following transplantation
6 months
Interleukin-6
Time Frame: Baseline, 6 hours, and at organ procurement (15-24 hrs)
Baseline, 6 hours, and at organ procurement (15-24 hrs)
Actual no. of organs transplanted
Time Frame: At the time of organ procurement
At the time of organ procurement
Malondialdehyde
Time Frame: Baseline, 6 hours, and at organ procurement (15-24 hrs)
Baseline, 6 hours, and at organ procurement (15-24 hrs)
Death receptor-5
Time Frame: Baseline, 6 hours, and at organ procurement (15-24 hrs)
Baseline, 6 hours, and at organ procurement (15-24 hrs)
lactate
Time Frame: Baseline, 6 hours, and at organ procurement (15-24 hrs)
Baseline, 6 hours, and at organ procurement (15-24 hrs)
Urinary isoprostanes
Time Frame: Baseline, 6 hours, and at organ procurement (15-24 hrs)
Baseline, 6 hours, and at organ procurement (15-24 hrs)

Collaborators and Investigators

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

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

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

March 1, 2012

Primary Completion (Actual)

March 1, 2014

Study Completion (Actual)

March 1, 2014

Study Registration Dates

First Submitted

November 21, 2011

First Submitted That Met QC Criteria

March 2, 2012

First Posted (Estimate)

March 6, 2012

Study Record Updates

Last Update Posted (Actual)

February 7, 2018

Last Update Submitted That Met QC Criteria

February 5, 2018

Last Verified

February 1, 2018

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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