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Post-PMA Approval Study: 10 Year Follow-Up IDE Subjects (PAS:IDE)

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00721994
Recruitment Status : Completed
First Posted : July 25, 2008
Last Update Posted : November 21, 2018
Information provided by (Responsible Party):

Brief Summary:
primary endpoint of this Study is maintenance of "at least good clinical status" for a period of 10 years following initial implantation among Cormet procedures enrolled inthe pre-market IDE.

Condition or disease Intervention/treatment
Osteoarthritis Avascular Necrosis Rheumatoid Arthritis Device: Cormet Hip Resurfacing System

Detailed Description:
Maintaining "at least good clinical status" will be determined based upon the composite clinical success (CCS) criterion which includes no revision, removal, or replacement of any device component and a Harris Hip Total score of greater or equal to 80 points.

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Study Type : Observational
Actual Enrollment : 231 participants
Observational Model: Cohort
Time Perspective: Prospective
Official Title: Cormet Resurfacing Hip System Post PMA Approval Study (PMA #P050016)Pre-market (IDE) Study Group 10 Year Follow-Up With Metal Ion and Renal Function Data Collection Clinical Investigation Plan
Study Start Date : May 2008
Actual Primary Completion Date : June 2017
Actual Study Completion Date : August 2017

Resource links provided by the National Library of Medicine

Group/Cohort Intervention/treatment
IDE subjects who received the Cormet Hip Resurfacing device
Device: Cormet Hip Resurfacing System
Cormet Hip Resurfacing System
Other Name: Corin Cormet

Primary Outcome Measures :
  1. to monitor the clinical performance of the Cormet implant system for a period of up to 10 years postoperative in order to confirm that there are no unexpected reductions in device performance following PMA approval [ Time Frame: 10 years ]

Secondary Outcome Measures :
  1. Harris Hip Score components including total score, pain, function and range of motion [ Time Frame: 10 years ]
  2. device survival [ Time Frame: 10 years ]
  3. device related adverse events [ Time Frame: 10 years ]
  4. radiographic evaluation including radiolucencies, component migration, and femoral subsidence and tilt [ Time Frame: 10 years ]
  5. whole blood trace metals and renal function [ Time Frame: 10 years ]

Biospecimen Retention:   Samples With DNA
blood specimens for metal ion testing and renal function testing

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.

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Ages Eligible for Study:   Child, Adult, Older Adult
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
IDE study subjects at 5 IDE study sites

Inclusion Criteria:

  • subjects enrolled in the Cormet IDE study at the 5 identified clinical sites
  • Individuals who agree to participate in the study by signing the informed patient consent form

Exclusion Criteria:

  • none

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00721994

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United States, Florida
Space Coast Orthopaedics Ctr.
Merritt Island, Florida, United States, 32953
Kennedy White Orthopedics
Sarasota, Florida, United States, 34233
United States, Illinois
Southern Illinois University School of Medicine
Springfield, Illinois, United States, 62702
United States, Maryland
Good Samaritan Hospital
Baltimore, Maryland, United States, 21239
United States, Ohio
Cleveland Center for Joint Reconstruction
Cleveland, Ohio, United States, 44113
Sponsors and Collaborators
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Study Director: Kathy Trier, Ph.D. Corin

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Responsible Party: Corin Identifier: NCT00721994    
Other Study ID Numbers: PAS: IDE subjects
First Posted: July 25, 2008    Key Record Dates
Last Update Posted: November 21, 2018
Last Verified: November 2018
Keywords provided by Corin:
hip resurfacing
avascular necrosis
rheumatoid arthritis
Additional relevant MeSH terms:
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Arthritis, Rheumatoid
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases
Connective Tissue Diseases
Autoimmune Diseases
Immune System Diseases
Pathologic Processes