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

Description

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

Transfemoral Amputation

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Study Overview

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Study Details

Study overview

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.

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

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

Condition
Transfemoral Amputation
Intervention / Treatment

-

Contacts and Locations

Loma Linda

Loma Linda University, Loma Linda, California, United States, 92354

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

For general information about clinical research, read Learn About Studies.

Eligibility Criteria

  • * Males and Females with unilateral knee disarticulation or transfemoral (KD/TF) amputation.
  • * a body mass greater than 49Kg and less than 117Kg
  • * 18-75 years of age
  • * Have an ambulation potential of K3 or K4
  • * Use a prosthesis daily for walking or sports activities
  • * No less than six months of experience with a prosthesis
  • * No socket issues or changes in the last six weeks
  • * No residual limb pain affecting functional ability.
  • * 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)

Ages Eligible for Study

18 Years to 75 Years

Sexes Eligible for Study

ALL

Accepts Healthy Volunteers

No

Collaborators and Investigators

Loma Linda University,

Michael Davidson, Ph.D., PRINCIPAL_INVESTIGATOR, Loma Linda University Health

Study Record Dates

2025-02