New One-Shot knee cartilage repair shows promise in trial
NCT ID NCT04236739
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This Phase 3 trial tested a new one-step treatment called IMPACT for knee cartilage damage. It combines the patient's own cartilage cells with donor stem cells, applied during a single surgery. 60 people aged 18-45 with moderate to severe cartilage lesions were randomly assigned to either IMPACT or standard care (physical therapy and pain medication). The study aimed to see if IMPACT improves knee symptoms and quality of life more than standard care alone.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
a mixture of donor stem cells and the patient's own cartilage cells, applied with a glue-like gel during surgery
What this could lead to
If successful, this could offer a simpler, one-time surgical treatment for knee cartilage damage, potentially delaying or preventing osteoarthritis.
What could go wrong
This is a small Phase 3 trial with only 60 people. The treatment requires surgery, and long-term benefits or risks are not yet fully known. Results may not apply to everyone.
Disclaimer
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This is a summary of
the original study
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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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University Medical Center Utrecht
Utrecht, Utrecht, 3584 CX, Netherlands