New shoulder implant tested for arthritis and rotator cuff tears

NCT ID NCT04431973

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study is testing a shoulder replacement device called the Medacta Shoulder System in 100 people with shoulder arthritis or rotator cuff tears. The goal is to see how well the implant works after 2 years, focusing on shoulder function, safety, and patient satisfaction. Participants receive the implant during surgery and are followed for up to 2 years.

What this could mean

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

Active substance
Medacta Shoulder System (reverse shoulder prosthesis)
What this could lead to
If successful, this could confirm that the Medacta Shoulder System provides reliable pain relief and improved shoulder function for people with severe shoulder conditions.
What could go wrong
This is a post-market study with no control group, so results may not prove superiority over other prostheses. Complications like infection or implant loosening are possible.

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

  • Chu Angers

    Angers, France

  • Chu Rennes

    Rennes, France

  • Chu Tours

    Tours, France

  • Clinique Mutualiste la Sagesse

    Rennes, France

  • Polyclinique santé atlantique

    Saint-Herblain, France