Status:
COMPLETED
A Comparison of Wear Among Mobile and Fixed Bearing Knee Replacements
Lead Sponsor:
Anderson Orthopaedic Research Institute
Collaborating Sponsors:
DePuy Orthopaedics
Conditions:
Osteoarthritis
Eligibility:
All Genders
18+ years
Brief Summary
The purpose of this study is to determine the amount of polyethylene wear associated with knee replacement designs that incorporate either a fixed or mobile bearing. Tibial polyethylene inserts retrie...
Detailed Description
Polyethylene wear is a major factor limiting the longevity of total knee arthroplasty. Evaluation of the volumetric wear of explanted polyethylene tibial inserts can provide valuable insight into the ...
Eligibility Criteria
Inclusion
- DePuy mobile and fixed bearing polyethylene tibial inserts retrieved after at least 12 months in vivo.
- Inserts terminally sterilized by gas plasma or with gamma radiation in oxygen-free barrier packaging.
Exclusion
- Inserts that were sterilized by gamma radiation and exposed to oxygen in packaging.
Key Trial Info
Start Date :
June 1 2010
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
May 1 2012
Estimated Enrollment :
24 Patients enrolled
Trial Details
Trial ID
NCT01165957
Start Date
June 1 2010
End Date
May 1 2012
Last Update
August 1 2012
Active Locations (1)
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1
Anderson Orthopaedic Research Institute
Alexandria, Virginia, United States, 22306