New cartilage implant aims to outperform microfracture for ankle injuries

NCT ID NCT06915233

First seen Jun 27, 2026 · Last updated Jul 24, 2026 · Updated 2 times

Summary

This Phase 3 trial tests whether a lab-grown cartilage implant (MACI) can better repair painful ankle cartilage defects than the standard microfracture procedure. About 309 adults aged 17-65 with ankle cartilage damage will be randomly assigned to receive either MACI or microfracture surgery. The main goal is to see if MACI leads to greater improvements in pain and function after two years.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
MACI (lab-grown cartilage cells on a collagen membrane)
What this could lead to
If successful, this could offer a more effective, long-lasting repair option for painful ankle cartilage defects, potentially reducing pain and improving function better than the current standard microfracture procedure.
What could go wrong
This is a Phase 3 trial, but it's still experimental. The treatment requires surgery, and there's a risk the new cartilage may not integrate well or provide better outcomes than microfracture. Long-term benefits are not yet proven.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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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

Locations

  • Duke Orthopaedic Surgery

    RECRUITING

    Durham, North Carolina, 27705, United States

  • Elevate Clinical Research

    RECRUITING

    Houston, Texas, 77058, United States

  • Elevate Clinical Research Wichita

    RECRUITING

    Wichita, Kansas, 67226, United States

  • MedStar Georgetown University Hospital

    RECRUITING

    Washington D.C., District of Columbia, 20007, United States

  • Rodaro, LLC

    RECRUITING

    San Antonio, Texas, 78251, United States

  • UC Davis Foot and Ankle Clinic

    RECRUITING

    Sacramento, California, 95816, United States

  • University of Virginia

    RECRUITING

    Charlottesville, Virginia, 22903, United States

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