New knee implant aims to unload pain without replacement

NCT ID NCT02934659

Completed Symptom relief Sponsor: Moximed Source: ClinicalTrials.gov ↗

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

Summary

This pilot study tested the Atlas Knee System, a device implanted outside the knee joint to reduce pressure on the inner knee, in 50 people with medial knee osteoarthritis. The goal was to see if it safely relieves pain and improves function over 24 months. Participants were followed for improvements in pain, daily activities, and knee movement, while monitoring for complications.

What this could mean

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

Active substance: Atlas Knee System (a device implanted outside the knee joint capsule to reduce load on the inner knee)
What this could lead to: If successful, this device could offer a new way to relieve pain and improve function for people with knee osteoarthritis, potentially delaying or avoiding knee replacement surgery.
What could go wrong: This is a small, early pilot study with only 50 participants and no comparison group. The device is surgically implanted, which carries risks like infection or device-related problems. Long-term benefits and safety 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.

osteoarthritis, knee

As listed by the trial registrant

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

OSTEOARTHRITIS, KNEE

Contacts and locations

Locations

Banner-University Medical Center Phoenix

Phoenix, Arizona, 85006, United States
Brigham and Women's Hospital

Boston, Massachusetts, 02130, United States
Duke University

Durham, North Carolina, 27705, United States
Hospital for Special Surgery (HSS)

New York, New York, 10021, United States
Houston Methodist

Houston, Texas, 77030, United States
Ohio State University

Columbus, Ohio, 43202, United States
Oregon Health and Science University

Portland, Oregon, 97239, United States
Orthropaedic Research Foundation

Greenwood, Indiana, 46143, United States
University of Virginia, Dept. of Orthopaedic Surgery

Charlottesville, Virginia, 22908, United States

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