Status:

RECRUITING

Towards Efficient Personalization of Computerized Lower Limb Prostheses Via Reinforcement Learning in a Clinical Setup - Group 1

Lead Sponsor:

North Carolina State University

Collaborating Sponsors:

Arizona State University

University of North Carolina, Chapel Hill

Conditions:

Transfemoral Amputation

Eligibility:

All Genders

18-75 years

Phase:

PHASE1

Brief Summary

The goal of this clinical trial is to understand the feasibility and effectiveness of using reinforcement learning to personalize robotic prosthetic legs (an experimental prototype) for unilateral tra...

Eligibility Criteria

Inclusion

  • Unilateral transfemoral amputees between 18-75 with K level three or higher
  • More than one year after amputation
  • Using current prosthetic socket and leg for more than three months
  • No major skin issues on the residual limb for more than six months
  • Can walk for more than 4 minutes continuously without any other assistive devices

Exclusion

  • Have very short residual thighs (the length of the residual limb is \<15% of the length of the unimpaired limb)
  • Are \<1.50m in height or \>116Kg in weight (who would not fit our prosthesis or the PowerKnee)
  • Have cognitive, visual, audio impairments that would affect their ability to give informed consent or to follow simple Instructions during the experiments
  • Have any significant co-morbidity that interferes with the study (e.g. stroke, pacemaker placement, pain, etc.).

Key Trial Info

Start Date :

August 1 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

October 30 2031

Estimated Enrollment :

24 Patients enrolled

Trial Details

Trial ID

NCT07204925

Start Date

August 1 2025

End Date

October 30 2031

Last Update

October 2 2025

Active Locations (1)

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1

North Carolina State University

Raleigh, North Carolina, United States, 27695