Knee replacement showdown: fixed vs. mobile bearing – which is better?
NCT ID NCT00435357
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compared two types of total knee replacements in 160 patients with medial knee arthritis. One group received a fixed-bearing implant, the other a mobile-bearing implant. Researchers measured knee function and X-ray results to see if one design leads to better outcomes.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
total knee replacement (fixed-bearing or mobile-bearing device)
What this could lead to
If one design proves clearly better, it could guide surgeons to choose the best implant for patients with knee arthritis.
What could go wrong
This is a completed, moderate-sized trial, but results may not apply to all types of knee arthritis or to patients with prior knee surgeries.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Sebastien Lustig
Lyon, 69300, France