Randomized Trialhigh evidence
Robotic arm-assisted bi-unicompartmental knee arthroplasty compared with conventional total knee arthroplasty : five-year clinical outcomes of a randomized controlled trial.
The bone & joint journal·July 1, 2026·PMID 42379553
Why it mattersFor patients with bicompartmental knee osteoarthritis, bi-UKA is a less invasive alternative to TKA that preserves cruciate ligaments and may offer faster recovery. This mid-term evidence supports its viability, helping surgeons counsel patients on options beyond total knee replacement.
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