New device lets spinal injury patients stimulate nerves at home to improve hand use

NCT ID NCT06850363

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a device called ExaStim that uses mild electrical stimulation on the skin over the spinal cord to help people with chronic cervical spinal cord injury improve arm and hand function. Thirty-three participants used the device at home for 4 weeks after a training period. The main goal was to check safety and see if the device helps with daily activities like eating or dressing.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
ExaStim Stimulation System (transcutaneous spinal cord stimulation device)
What this could lead to
If successful, this device could offer a convenient home-based way to improve arm and hand function for people with spinal cord injury.
What could go wrong
This was a small, early observational study with only 33 participants and no comparison group, so results may not apply to everyone. The device may not work for all injury types or severities.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

33 people

The number who actually took part.

Started

Mar 2025

Finished

Mar 2026

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

22 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Subject must have completed the ASPIRE clinical trial. 2. Subject must be ≥ 22 years of age at the time of the screening examination 3. Subject must have a traumatic, chronic\* spinal cord injury between C2 and T2 inclusive 4. Subject must have American Spinal Injury Association (ASIA) Impairment Scale A, B, C, or D via the ISNCSCI exam 5. Subject must have limited function of upper extremities with ISNCSCI Upper Extremity Motor Score for each arm from 5 to 20 inclusive 6. Subject must have a non-zero score in least one of the UEMS C7, C8 and T1 muscles on either side 7. Subject must have regular availability of a caregiver and/or family member to assist with donning and doffing the device and to assist with completion of session-related report forms 8. Subject, caregiver, and/or family member must be available for all in-clinic study visits and adhere to the study protocol 9. Subject, caregiver and/or family member must be able to use a digital mobile device, have reliable access to internet, and be able to complete all study related forms and questionnaires 10. Subject and caregiver must be able to commit to participating in a six-week study, be willing to comply with study instructions, agree to make all office and telehealth appointments, engage in a minimum of 12-minutes of home activities with stimulation per week, and complete the entire course of the study 11. Subject must be a primary/fluent English speaker 12. Subject must be able and willing to read, comprehend and give Authorization for Use/Disclosure of Health Information (HIPAA) and informed consent Exclusion Criteria: 1. Active implanted medical device for electrical stimulation 2. Other internal metallic objects of unknown or foreign origin (unidentifiable surgical implants, shrapnel, bullet fragments, etc.) 3. Botox injections to the upper limb in prior 6 months 4. Uncontrolled autonomic dysreflexia or orthostatic hypotension 5. BMI \> 40.0 (morbid obesity) 6. Acute medical conditions under active treatment that would contraindicate standard rehabilitation including open wounds, unhealed bone fractures, peripheral neuropathies or painful musculoskeletal dysfunction 7. Subjects who are pregnant or planned pregnancy during the study. Note: Subjects of childbearing potential must agree to the use an effective contraceptive for the duration of the study. 8. Allergy to hydrogel, silicone, latex or other product materials 9. Compromised skin in the area for electrode contact (back of neck and/or hip area) 10. Uncontrolled cardiopulmonary disease 11. Ventilator dependency 12. Uncontrolled epilepsy or seizures 13. Unmanaged depression, psychiatric disorders or ongoing substance abuse 14. Participation in another clinical trial that may interfere with this study

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Craig Rehabilitation Hospital

    Denver, Colorado, 80113, United States

  • Internation Center for Spinal Cord Injury at the Kennedy Krieger Institute

    Baltimore, Maryland, 21205, United States

  • Marquette University Neuro Recovery Clinic

    Milwaukee, Wisconsin, 53233, United States

  • Spaulding Rehabilitation Hospital

    Boston, Massachusetts, 02138, United States

  • TryAbility Neurorecovery Center

    Downer Grove, Illinois, 60515, United States

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