New shoulder implant shows promise in early study

NCT ID NCT04968405

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

Summary

This study tested a new shoulder implant called the Catalyst CSR System in 87 people with shoulder arthritis or bone damage. The implant is designed to preserve more natural bone than traditional replacements. Researchers measured pain, movement, and implant safety over two years. The goal was to see if the device performs well and is safe for everyday use.

What this could mean

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

Active substance

Catalyst CSR Total Shoulder System (a bone-preserving shoulder implant)

What this could lead to

If successful, this implant could offer a less invasive option for shoulder replacement, potentially preserving more bone and improving recovery.

What could go wrong

This is a small, completed study with no control group, so results may not apply to everyone. Implant risks include infection, loosening, or need for revision surgery.

Disclaimer Read more

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.

avascular necrosis osteoarthritis osteonecrosis rheumatoid arthritis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Beaumont Hospital Royal Oak

    Royal Oak, Michigan, 48073, United States

  • Kaiser Permanente Northwest Center for Health Research

    Portland, Oregon, 97227, United States

  • Lifespan/University Orthopedics

    Providence, Rhode Island, 02914, United States