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OpenTrials
Enrolling by Invitation

NCT Number: NCT03135847

Prosthetic Limb Movement Feedback for Upper and Lower Extremity Amputees

To assess the functional characteristics and utility of upper and lower limb prosthetic devices (advanced bionic and current clinical standard-of-care) that incorporate physiologically relevant touch and/or movement feedback.

Enrolling by Invitation

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Key information

Conditions

Prosthesis User Amputation

Age range

18 year–75 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Inclusion criteria

are adults (18 years or over) with major limb amputation (at or above wrist or ankle).

-

Exclusion criteria

Exclusion criteria

are any skin or pain conditions that would preclude ability to withstand pressures on their limb or to wear a prosthetic socket, or cognitive barriers precluding providing informed consent.

-

Treatment and study plan

Tactor

Device

The tactor is a small robot providing touch and vibration.

Primary outcomes

  1. Skin or tendon location

    Time frame: 36 months

    Locations in the skin or muscle of the residual where percepts of touch or movement occur.

Secondary outcomes

  1. Sorting Task

    Time frame: 36 months

    Performance on a sorting task with and without tactor feedback.

  2. Sense of Agency Questionnaire

    Time frame: 36 months

    Agreement with statements of agency and ownership related to perceptions of limb movement including unstructured self-reports.

Sponsors and collaborators

Lead sponsor

The Cleveland Clinic

Other

Collaborators

  • Congressionally Directed Medical Research Programs
  • HDT Robotics
  • Louis Stokes VA Medical Center
  • United States Department of Defense
  • University of Alberta

Registry information

Official study title

Physiologically Relevant Prosthetic Limb Movement Feedback for Upper and Lower Extremity Amputees

Important dates

Study start
2016
Primary completion
2026
Study completion
2026
First posted
May 1, 2017
Registry last updated
Jul 16, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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