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The efficacy and mid/long-term survivorship of mobile-bearing Unicompartmental Knee Arthroplasty for medial compartment knee osteoarthritis combined patellofemoral joint arthritis: a prospective study

The efficacy and mid/long-term survivorship of mobile-bearing Unicompartmental Knee Arthroplasty for medial compartment knee osteoarthritis combined patellofemoral joint arthritis: a prospective study

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000030310
Enrollment
Unknown
Registered
2020-02-28
Start date
2020-03-01
Completion date
Unknown
Last updated
2020-03-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Osteoarthritis

Interventions

combined with patellofemoral joint OA group and without patellofemoral joint OA group:N/A

Sponsors

Xuanwu Hospital of Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Older than 55 years; a correctable varus deformity; 2. Relatively intact ligaments, especially the anterior cruciate ligament (ACL) and medial collateral ligament (MCL) functionally normal (We usually observe the stage of deterioration of ACL intraoperatively, if the ACL deficiency less than 2 grade we could perform Oxford UKA); ACL grade: (1) Normal; (2) Loss of synovial covering, usually starting distally; (3) Longitudinal splits in the substance of the exposed ligament; (4) Friable and fragmented with stretching and loss of strength of the collagen bundles; (5) Absent or ruptured. 3. Intact lateral compartment; 4. Almost normal range of motion; 5. Able to tolerate surgery; 6. Can cooperate with follow-up; 7. PFJOA is accepted.

Exclusion criteria

Exclusion criteria: 1. Inflammatory disease; 2. Knee joint had undergone osteotomy orthopedic surgery; 3. Venous thrombosis or arterial occlusion of lower limbs; 4. Life expectancy is less than 1 year.

Design outcomes

Primary

MeasureTime frame
FJS-12;Kujala Score;

Secondary

MeasureTime frame
Lateral Patella Tilt (LPT);Lateral Patella Shift (LPS);TT-TG Distance;Long-term Complication;

Countries

China

Contacts

Public ContactMingli Feng

Xuanwu Hospital of Capital Medical University

fengmingli6666@163.com+86 13910332938

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 17, 2026