Actively Recruiting

Phase Not Applicable
Age: 18Years - 75Years
All Genders
NCT05831696

Metabolic Cost of Walking With Passive vs. Powered Prosthetic Knees Among Persons With Limb Loss

Led by Loma Linda University · Updated on 2026-02-04

12

Participants Needed

1

Research Sites

196 weeks

Total Duration

On this page

Sponsors

L

Loma Linda University

Lead Sponsor

Ö

Össur Iceland ehf

Collaborating Sponsor

AI-Summary

What this Trial Is About

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.

CONDITIONS

Official Title

Metabolic Cost of Walking With Passive vs. Powered Prosthetic Knees Among Persons With Limb Loss

Who Can Participate

Age: 18Years - 75Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Males and females with unilateral knee disarticulation or transfemoral amputation
  • Body mass greater than 49 kg and less than 117 kg
  • Age between 18 and 75 years
  • Ambulation potential of K3 or K4
  • Use a prosthesis daily for walking or sports activities
  • At least six months of experience using a prosthesis
  • No socket issues or changes in the last six weeks
  • No residual limb pain affecting functional ability
Not Eligible

You will not qualify if you...

  • Unable to walk at different speeds (MCFL K0-K2)
  • Limb loss below the knee or through the hip
  • More than one amputation
  • Use of an assistive device for walking
  • Uncontrolled edema in leg compartments
  • Compromised skin of the residual limb or contralateral foot
  • Within 180 days post-amputation
  • Pregnant (self-reported)

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

Loma Linda University

Loma Linda, California, United States, 92354

Actively Recruiting

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Research Team

M

Michael Davidson, Ph.D.

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

OTHER

Number of Arms

1

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