The SEAS Study: Sensory Engagement and Activation During Noninvasive Stimulation
Purpose
Early feasibility study to establish quantitative physiological markers correlated with noninvasive stimulation.
Condition
- Healthy Adult Participants
Eligibility
- Eligible Ages
- Between 18 Years and 65 Years
- Eligible Sex
- All
- Accepts Healthy Volunteers
- Yes
Inclusion Criteria
- Able to provide written informed consent in English. - Willing and able to complete study procedures (e.g., ~1-hour sessions with non-invasive recordings, ~3-hour visit).
Exclusion Criteria
- History of neurological disorders (e.g., epilepsy, migraines) or psychiatric conditions requiring medication. - Active implanted medical devices (e.g., pacemakers, cochlear implants) or metal in the neck/forearm that could interfere with stimulation or recordings. - Skin conditions or open wounds at stimulation sites (cervical neck, forearm). - Women who are pregnant or breastfeeding. - Current use of medications affecting autonomic or cortical function (e.g., beta-blockers, sedatives). - Inability to sit still for recordings or understand instructions (e.g., due to severe vision/hearing impairment).
Study Design
- Phase
- N/A
- Study Type
- Interventional
- Allocation
- Randomized
- Intervention Model
- Crossover Assignment
- Intervention Model Description
- This is a single-site exploratory study.
- Primary Purpose
- Basic Science
- Masking
- Single (Participant)
Arm Groups
| Arm | Description | Assigned Intervention |
|---|---|---|
|
Experimental Acute electrical stimulation session versus no stimulation (sham). |
|
|
|
Experimental Acute ultrasound stimulation session versus no stimulation (sham). |
|
Recruiting Locations
M Health Clinical Research Unit
Minneapolis, Minnesota 55455
Minneapolis, Minnesota 55455
M Health Clinics and Surgery Center and satellite Neurology Clinic locations
Minneapolis, Minnesota 55455
Minneapolis, Minnesota 55455
Translational Neurotechnology (TNT) Lab
Minneapolis, Minnesota 55455
Minneapolis, Minnesota 55455
More Details
- Status
- Recruiting
- Sponsor
- University of Minnesota
Detailed Description
This pilot early feasibility study in healthy participants is intended to establish quantitative physiological markers of cortical and autonomic modulation evoked by noninvasive electrical and/or ultrasound stimulation of the nervous system.