🏛️ Verified NIH Record • Updated 2026-02-02
Metabolic Cost of Walking With Passive vs. Powered Prosthetic Knees Among Persons With Limb Loss (NCT05831696)
🟢 Recruiting Observational / Diagnostic 📋 Clinical Research Protocol Sponsor: Loma Linda University
🩺 Plain-English Summary (8th-Grade Level)
The purpose of this industry-initiated research study is to test that a powered microprocessor controlled knee improves metabolic function during walking in level and sloped conditions as compared to the subject's physician prescribed prosthesis.
Who can join: To join this study, participants generally need to meet the listed inclusion criteria (8 items) and avoid the listed exclusions (9 items).
Location: Loma Linda University — Loma Linda, California
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistCheck every box below. If you can check all of them, you may meet the study's basic screening requirements (final eligibility is confirmed by the site team).
Usually NOT eligible if any of the following apply:
- Exclusion Criteria:
- Cannot walk at different speeds (MCFL K0-K2)
- Limb-loss below the knee or through the hip
- More than one amputation.
- Uses an assistive device for walking
- Uncontrolled edema in leg compartments
- Compromised skin of the residual limb or contralateral foot
- Are 180 days or less post-amputation
- Pregnant (self-reported)
🔍 Extracted verbatim from the official NIH eligibility criteria. Always confirm with the study coordinator.
📍 All Participating Trial Locations (1 Sites)
- Loma Linda University — Loma Linda, California
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.