Short-term follow-up comparing total knee arthroplasty with medial-congruent (MC) and ultra-congruent (UC) onlay.

Short-term follow-up comparing total knee arthroplasty with medial-congruent (MC) and ultra-congruent (UC) onlay. - MCvsUC_TKA

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00038345

Enrollment

Registered

2026-02-03

Start date

2022-06-01

Completion date

Unknown

Last updated

2026-03-02

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

Conditions

M17.1

Interventions

Group 1: Total knee arthroplasty using medial congruent (MC) onlay After the operation has been planned, the patient undergoes pre-admission preparation approximately one to two weeks beforehand. Thi

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: varus knee osteoarthritis, radiologically classified as Kellgren-Lawrence grade 4 written informed consent

Exclusion criteria

Exclusion criteria: history of inflammatory arthritis, prior knee surgery, cruciate or collateral ligament instability, valgus deformity, or a history of septic arthritis

Design outcomes

Primary

Measure	Time frame
Knee Society Score (questionnaire + clinical examination) preoperatively, 5 weeks and 12 months postoperatively	—

Secondary

Measure	Time frame
Oxford Knee Score, Forgotten Joint Score, High Activity Arthroplasty Score, Visual Analogue Scale for pain - Questionnaires preoperatively, 5 weeks, 3 months, 6 months, 12 months postoperatively	—

Countries

Germany

Contacts

Public ContactDaniel Schrednitzki

Sana Kliniken Sommerfeld

daniel.schrednitzki@sana.de+493305552252

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Mar 14, 2026