eural responses to transcutaneous auricular vagus nerve stimulation in the nucleus of solitary tract, locus coeruleus and cerebral cortex

Not Applicable

• Conditions: Healthy adults, expected effect; transient activation of relevant brain regions; Healthy adults

• Registration Number: JPRN-jRCT1040220145
• Lead Sponsor: Harada Tokiko

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2023-02-22
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 35

Inclusion Criteria

1. Healthy adults who do not meet the exclusion criteria
2. right-handed
3. Japanese native speakers
4. Those who wish to participate in the research, fully understand the content of the research and have obtained written consent

Exclusion Criteria

1. Persons who have an interest in the principal investigator or co-investigator (e.g., graduate school students, students taking classes, etc.)
2. People with metal objects such as heart, nerve pacemakers, artery clips, etc.
3. People who have had a metal clip inserted due to an injury (because there is a possibility of residual metal in the body)
4. People who have a history of metal processing (because there is a possibility of residual metal in the body)
5. Those who are wearing orthodontic appliances or have metal implants (fillings and crowns are acceptable even with metal)
6. Persons wearing non-removable metal (eyelash extensions, nail parts, wigs, etc.)
7. people who have had brain surgery
8. People who have or have a history of mental illness
9. People with a history of claustrophobia or fear of the dark
10. Those who have a history of hernia, etc. and cannot maintain the same posture for a long time
11. Persons with visual impairment that interferes with daily life (excluding cases where the use of glasses or contact lenses does not interfere with daily life) or hearing impairment
12. People taking drugs (cold remedies, drugs that control the action of neurotransmitters, etc.)
13. People who cannot use both hands due to injury (because they will be pressing buttons in the experiment)
14. pregnant or possibly pregnant

Study & Design

• Study Type: Interventional
• Study Design: Not specified