Bionic knee gets a software Tune-Up: will it help amputees walk better?

NCT ID NCT06620861

Terminated Symptom relief Sponsor: Össur Iceland ehf Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a new firmware (software) update for the Power Knee, a bionic knee used by people who have lost a leg above the knee. Six participants tried both the new and current firmware while doing daily tasks like standing up, walking, and climbing stairs. The goal was to see if the update made these activities easier. The study was terminated early, so results are limited.

What this could mean

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

Active substance: Power Knee firmware update (device software)
What this could lead to: If successful, this firmware update could improve how well the Power Knee helps with everyday movements like standing up, walking, and climbing stairs.
What could go wrong: This was a very small, early study (only 6 participants) that was terminated early, so results are limited and may not apply to all users. The update may not offer noticeable benefits.

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

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As listed by the trial registrant

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

AMPUTATION TRANSFEMORAL AMPUTATION

Contacts and locations

Locations

Oakland Orthopedic Appliances Inc

Bay City, Michigan, 48708, United States

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