Status:

COMPLETED

Mastoid taVNS-fMRI

Lead Sponsor:

Medical University of South Carolina

Conditions:

Auricular Stimulation

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

The purpose of this study is to explore whether stimulating different outer parts of the ear using a non-invasive form of ear stimulation called transcutaneous auricular vagus nerve stimulation (taVNS...

Detailed Description

Transcutaneous auricular vagus nerve stimulation (taVNS) is a non-invasive neuromodulation technique that delivers electric stimulation to the auricular branch of the vagus nerve (ABVN). This techniqu...

Eligibility Criteria

Inclusion

  • Age 18-65
  • Have the capacity and ability to provide one's own consent in English and sign the informed consent document.

Exclusion

  • Unable to speak in English.
  • Contraindicated for MRI.
  • Any current or recent untreated medical, neurological, or psychiatric conditions
  • Metal implant devices in the head, heart or neck.
  • History of brain surgery.
  • History of myocardial infarction or arrhythmia, bradycardia.
  • Personal or family history of seizure or epilepsy or personal use of medications that substantially reduce seizure threshold (e.g., olanzapine, chlorpromazine, lithium).
  • Personal history of head injury, concussion, or self-report of moderate to severe traumatic brain injury.
  • Participant has abnormal ear anatomy, skin irritation, or ear infection present
  • Individuals suffering from frequent/severe headaches.
  • Individuals with a reported history of psychosis or mania, or individuals who are actively manic or psychotic.
  • Moderate to severe alcohol or substance use disorder.
  • Pregnancy

Key Trial Info

Start Date :

August 26 2024

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 28 2025

Estimated Enrollment :

24 Patients enrolled

Trial Details

Trial ID

NCT06518356

Start Date

August 26 2024

End Date

April 28 2025

Last Update

July 4 2025

Active Locations (1)

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1

Medical University of South Carolina Institute of Psychiatry

Charleston, South Carolina, United States, 29425