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Bone Mineral Density (BMD) in Cemented Versus Cementless Hip Resurfacing

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT01353326
First Posted: May 13, 2011
Last Update Posted: January 23, 2014
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.
Collaborator:
Corin
Information provided by (Responsible Party):
Ottawa Hospital Research Institute
  Purpose
The purpose of this study is to compare the bone mineral density of patients who have undergone either cemented or cementless hip resurfacing.

Condition Intervention
Osteoarthritis Device: Cormet Device: Conserve

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single (Participant)
Primary Purpose: Treatment
Official Title: Randomized Clinical Trial of a Cemented Versus Cementless Femoral Component for Metal on Metal Hip Resurfacing Assessing Bone Mineral Density

Resource links provided by NLM:


Further study details as provided by Ottawa Hospital Research Institute:

Primary Outcome Measures:
  • Percent change in BMD [ Time Frame: one year ]

Secondary Outcome Measures:
  • Implant Migration [ Time Frame: two years ]
  • Patient functionality [ Time Frame: two years ]

Enrollment: 120
Study Start Date: May 2009
Study Completion Date: December 2013
Primary Completion Date: December 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: Cementless Hip Resurfacing Device: Cormet
Cementless hip resurfacing system
Other Names:
  • Cormet Hip Resurfacing System
  • Corin
Active Comparator: Cemented Hip Resurfacing Device: Conserve
Cemented hip resurfacing system
Other Names:
  • Conserve Plus Total Resurfacing Hip System
  • Wright

  Eligibility

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Must be undergoing primary hip surgery for Noninflammatory Degenerative Joint Disease
  • must be skeletally mature, as determined by Risser sign or reaching 18 years of age
  • Is reasonable expectation that patient will remain available for all FU's scheduled over course of 5 years

Exclusion Criteria:

  • Previous fusions, acute femoral neck fractures, and above knee amputations
  • evidence of active local infection
  • neurologic or musculoskeletal disease that may adversely affect gait or weight bearing
  • having previously undergone ipsilateral hemi resurfacing, total resurfacing, total bipolar, unipolar or total hip replacement device
  • BMI >35
  • neuropathic joints
  • severe documented psychiatric disease
  • patients requiring structural bone grafts
  • documented allergy to cobalt chromium molybdenum
  • ipsilateral girdlestone
  • sickle cell disease
  • significant femoral head or neck deformity, or significant acetabular wall deficiency
  • patients with renal failure, defined as serum creatinine greater that 180 µmol/L
  Contacts and Locations
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 ClinicalTrials.gov identifier (NCT number): NCT01353326


Locations
Canada, Ontario
Ottawa General Hospital
Ottawa, Ontario, Canada, K1H8L6
Sponsors and Collaborators
Ottawa Hospital Research Institute
Corin
Investigators
Principal Investigator: Dr. Paul Beaule OHRI
  More Information

Responsible Party: Ottawa Hospital Research Institute
ClinicalTrials.gov Identifier: NCT01353326     History of Changes
Other Study ID Numbers: 2008058-01H
First Submitted: September 30, 2009
First Posted: May 13, 2011
Last Update Posted: January 23, 2014
Last Verified: January 2014

Keywords provided by Ottawa Hospital Research Institute:
non-inflammatory degenerative joint disease
hip resurfacing
bone mineral density
cemented
cementless

Additional relevant MeSH terms:
Osteoarthritis
Arthritis
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases