Epidural electrical stimulation to help patients with chronic paralysis stand and walk again

Epidural Electrical Stimulation for Motor and Functional Recovery in Patients With Chronic Paralysis Due to Spinal Cord Injury: A Prospective Study Evaluating Gait Restoration, Spasticity Reduction, Pain Management, and Quality of Life Improvements Through Neuromodulation and Intensive Rehabilitation

Not applicable Interventional University of Sao Paulo General Hospital · NCT06847295

This study is testing if a special electrical device can help people with chronic spinal cord injuries stand and walk again after a year of rehabilitation.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment10 (estimated)
Ages18 Years to 50 Years
SexAll
SponsorUniversity of Sao Paulo General Hospital Academic / other
Locations1 site (São Paulo, São Paulo)
Trial IDNCT06847295 on ClinicalTrials.gov

What this trial studies

This clinical study evaluates the efficacy and safety of epidural electrical stimulation (EES) in patients with chronic spinal cord injuries who have lost the ability to stand or walk. The study involves the surgical implantation of an epidural spinal cord stimulator, followed by a 12-month intensive rehabilitation program. Primary outcomes include assessing gait recovery and secondary outcomes focus on improvements in balance, walking capacity, spasticity reduction, and overall quality of life. The study aims to leverage neuromodulation to enhance neuroplasticity and restore motor function in affected individuals.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 to 50 with stable spinal cord injuries classified as ASIA A or B, who are unable to stand or walk.

Not a fit: Patients with significant comorbidities, current use of electronic devices that may interfere with the study, or those with complete spinal cord transection may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly improve mobility and quality of life for patients with chronic paralysis due to spinal cord injuries.

How similar studies have performed: Preliminary studies have shown promise for similar neuromodulation approaches, indicating potential for success in this novel application.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients aged 18 to 50 years.
* Stable spinal cord injury (SCI) at least 6 months post-injury.
* Classified as ASIA A or B with inability to stand or walk.
* Injury located between C7 and T10.
* Intact segmental reflexes below the level of injury.
* Ability to understand and sign the informed consent form.
* Willingness and capability to attend daily physiotherapy sessions.
* Clinically stable overall health as determined by the investigators.

Exclusion Criteria:

* Current use of electronic devices such as baclofen pumps or cardiac pacemakers.
* Presence of comorbidities that increase surgical risk (e.g., anticoagulation therapy, cardiopulmonary issues).
* Locomotor deformities or additional neurological disorders that may compromise evaluation.
* Significant dysautonomia or history of stroke or myocardial infarction associated with autonomic dysreflexia.
* MRI evidence of complete spinal cord transection, significant spinal atrophy, or significant syringomyelia.
* Uncontrolled pain, severe spasticity, or other conditions that hinder rehabilitation participation.
* Suspected abuse of opioids, alcohol, or other illegal substances.
* Estimated life expectancy of less than 2 years due to severe concomitant malignant or clinical conditions.
* Clinically significant mental health disorders.
* Botulinum toxin injections received in the past 6 months.
* Presence of voluntary movements during EMG testing in the lower extremities.
* Unhealed vertebral fractures.
* Presence of pressure ulcers.
* Active infection.
* Pregnancy.

Where this trial is running

São Paulo, São Paulo

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.
Conditions Spinal Cord InjuriesParalysis, Lower LimbsSpinal Cord InjurySpinal Cord StimulationEpidural StimulationNeuroplasticityRehabilitation
Last reviewed 2026-06-13 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.