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Understanding How the Brain Processes Oral Sensation Using Neuroimaging

Elucidation of Neural Mechanisms of Oral Sensation Using Neuroimaging

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1052250178
Enrollment
60
Registered
2026-01-05
Start date
2026-01-05
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tourette Syndrome Tourette Syndrome

Interventions

Use of oral splints, MR imaging

Sponsors

Shimamoto Hiroaki
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Healthy Subjects (30 participants) Gender does not matter. Must be right-handed as determined by a handedness test. Individuals without taste abnormalities and those not meeting diagnostic criteria for Tourette syndrome. 2. Tourette Syndrome Subjects (30 participants) Patients currently receiving treatment or newly presenting at the Division of Special Care Dentistry, the University of Osaka Dental Hospital. Must meet DSM-5 diagnostic criteria for Tourette syndrome and be right-handed as determined by a handedness test.

Exclusion criteria

Exclusion criteria: 1. Individuals who are unable to provide written informed consent themselves or through a legally authorized representative (in the case of minors), even after sufficient explanation of the study. 2. Individuals diagnosed with Attention-Deficit/Hyperactivity Disorder, Schizophrenia Spectrum and Other Psychotic Disorders, Delirium, Dementia, Amnestic Disorders and Other Neurocognitive Disorders, Substance-Related and Addictive Disorders, Eating Disorders, or Personality Disorders according to the DSM-5. 3. Individuals with physical illnesses requiring strict dietary management or other severe physical conditions. 4. Women who are pregnant, may be pregnant, or are breastfeeding. 5. Individuals for whom an urgent change in treatment plan is anticipated due to unstable mental or physical conditions. 6. Individuals with metallic implants or other contraindications to MRI. 7. Other individuals deemed unsuitable for participation by the attending physician or study investigator.

Design outcomes

Primary

MeasureTime frame
MR images

Contacts

Public ContactYuka Uchimoto

The University of Osaka Dental Hospital

uchimoto.yuka.dent@osaka-u.ac.jp+81-6-6879-2967

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026