Clinical outcome and survivorship of the Preservation mobile-bearing unicompartmental knee replacement

• Conditions: Patients who have received a primary unilateral Preservation mobile-bearing unicompartmental knee replacement.; M17; Gonarthrosis [arthrosis of knee]

• Registration Number: DRKS00003464

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2011-12-29
• Study Completion: 2013-04-01
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 558

Inclusion Criteria

All patients who were operated at the Wedel Hospital, Wedel, Germany or at the Asklepios
West-Klinikum Hamburg, Hamburg, Germany by a single surgeon (W. H.) and who have
received a primary unilateral Preservation mobile-bearing unicompartmental knee
replacement because of osteoarthritis are candidates for inclusion in the study.

Exclusion Criteria

Exclusion criteria are: (a) Ahlbäcks disease, (b) osteonecrosis, (c) malignancy, (d) inability to
fill in the questionnaire because of language deficiencies, and (e) lower extremity
amputation.

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Physical Function of the Western Ontario and McMasters Universities Osteoarthritis Index (WOMAC)

Secondary Outcome Measures

Name	Time	Method
Survival of the Implant.<br><br>Patient satisfaction, using criteria of Katz JN, et al. J Bone Joint Surg Am 1995;77(10):1528-1534.<br> <br>Pain and Stiffness Scores of the WOMAC.<br><br>Physical Compent Summary of the SF-36.<br><br>Lequesne Knee Score to asses the physical limitations attributed to the knee joint.