Using electrical stimulation to improve recovery in cubital tunnel syndrome

Conditioning Electrical Stimulation Enhances Recovery Following Surgery for Severe Cubital Tunnel Syndrome: A Double-Blind Randomized Controlled Trial

NA · University of Alberta · NCT05395715

This study is testing if adding electrical stimulation to surgery can help people with severe cubital tunnel syndrome recover better and faster.

Quick facts

PhaseNA
Study typeInterventional
Enrollment30 (estimated)
Ages18 Years to 79 Years
SexAll
SponsorUniversity of Alberta (other)
Locations1 site (Edmonton, Alberta)
Trial IDNCT05395715 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the use of brief conditioning electrical stimulation to enhance nerve regeneration in patients with severe cubital tunnel syndrome. It is a double-blind, randomized, controlled study comparing outcomes in patients who undergo surgery alone versus those who receive additional electrical stimulation. The goal is to assess both physiological and functional improvements post-surgery, as previous animal studies have shown promising results for this approach. The treatment is designed to be well-tolerated and takes only an hour, making it a feasible option for patients with significant nerve injury.

Who should consider this trial

Good fit: Ideal candidates are adults over 18 years old with severe cubital tunnel syndrome and specific electrophysiological evidence of nerve damage.

Not a fit: Patients with concurrent nerve injuries, prior surgeries for cubital tunnel syndrome, or coexisting neurological conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly improve recovery outcomes for patients suffering from severe cubital tunnel syndrome.

How similar studies have performed: Previous studies have shown efficacy for electrical stimulation in animal models, but this approach is relatively novel in human subjects with cubital tunnel syndrome.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients aged \>18 yr,
2. If signs and symptoms of severe CuTS (ie, McGowan-Goldberg grade 3) were observed,
3. If needle EMG examination showed evidence of chronic motor axonal loss and reduced recruitment in the ulnar-innervated intrinsic hand muscles, and
4. If electrophysiologic evidence of severe motor axonal loss with motor unit number estimation (MUNE) greater than 2 standard deviations below the normative mean.

Exclusion Criteria:

1\) Patients were excluded if they had concurrent nerve injury, prior surgery for CuTS or coexisting neurologic conditions

Where this trial is running

Edmonton, Alberta

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Cubital Tunnel Syndrome, Electrical Stimulation, Cubital tunnel syndrome, Nerve regeneration, Electrical stimulation, Functional outcomes, Randomized control trial, Surgery

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.