Regenerative Peripheral Nerve Interfaces to Treat Painful Digit and Hand Neuromas After Amputation

Inclusion 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 Exclusion Criteria: * Patients with previous surgical treatment for symptomatic neuromas of the digits or hand * Patients with other major injuries more proximal in the ipsilateral extremity that cause chronic pain or functional loss * women pregnant at time of enrollment * prisoners * adults who are unable to consent