Regenerative Peripheral Nerve Interfaces to Treat Painful Digit and Hand Neuromas After Amputation: A Prospective Observational Trial

Web Development Research Studies

Study Location
Union Memorial Hospital – Baltimore, MD
University of Michigan – Ann Arbor, MI

Research Objectives
Demonstrate the effectiveness of Regenerative Peripheral Nerve Interface (RPNI) surgery in treating symptomatic neuromas of the hand and digits following amputation using a prospective, observation trial. Determine the improvements in hand function, upper extremity function, and ability to return to work or duty as a result of RPNI surgery.

Eligibility Criteria

  • 18 years or older
  • History of unilateral digit, multiple digit, or partial hand amputation
  • Discrete neuroma pain on clinical exam
  • Following standard of care (SOC), confirmation through a local block and/or ultrasound imaging will be performed if indicated
  • Must be seen by a hand therapist for at least 6-week trial of desensitization therapy

Compensation Details
$75 for 5 follow up visits

Enrollment Closes
Aug 31, 2026

Time Commitment
6 months (+/- 2 weeks)

Contact Person
Leslie Wilson, PhD | email: Wilson-UpperLimbStudy@ucsf.edu | phone: 415-990-1012

How to Participate
See recruitment flyer or contact Ashley Bartee.