Status:
UNKNOWN
Comparison of Conventional and Large Diameter Femoral Heads for the Prevention of Hip Dislocation
Lead Sponsor:
University of British Columbia
Conditions:
Hip Dislocation
Eligibility:
All Genders
19+ years
Phase:
NA
Brief Summary
About ten percent of revision hip replacements will dislocate. Although dislocation is not a life-threatening problem, it is stressful and costly and requires hospitalization to treat. Subjects who ha...
Eligibility Criteria
Inclusion
- Eligible patients will be those undergoing revision hip arthroplasty, either first revision or subsequent re-revision.
- Revision must require replacement of both the acetabular component and femoral component, except when revising femur only with well-fixed Trilogy socket.
- The acetabular component must have a minimum outer diameter of 50 mm.
- The femoral component inserted should be a Zimmer Versys™ beaded full-coated stem or Zimmer ZMR™ stem or collarless polished taper (CPT™)
- Patients must be able to reply to questionnaires in either French or English.
Exclusion
- Patients who are undergoing revision for recurrent dislocation.
- Revision of the acetabulum requiring structural allograft or reconstruction ring.
- Revision of the acetabulum requiring the use of cemented all-polyethylene cups.
- Revision of the acetabulum using a liner cemented into an existing metal shell.
- Intra-operative decision to use a constrained liner.
Key Trial Info
Start Date :
September 1 2007
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
December 1 2012
Estimated Enrollment :
400 Patients enrolled
Trial Details
Trial ID
NCT00175500
Start Date
September 1 2007
End Date
December 1 2012
Last Update
September 22 2011
Active Locations (1)
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1
Vancouver General Hospital
Vancouver, British Columbia, Canada, V5Z 1L8