Task-induced brain activity measured by time-resolved spectroscopy

Task-induced brain activity measured by time-resolved spectroscopy - Task-induced brain activity measured by time-resolved spectroscopy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000034445

Enrollment

Registered

2018-10-15

Start date

2018-10-22

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

Healthy adult

Interventions

TRS and autonomic nerve system measurements during the activation task, brain structure measurement (MRI), and psychological test

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Healthy participants (20 years or over to less than 30 years) 2.Individuals who are native speaker of Japanese 3.Individuals who are right-handed 4.Individuals who are consent to participate in this study 5.Individuals whose normal or corrected vision are over 0.7 6.Individuals who can undergo MRI test

Exclusion criteria

Exclusion criteria: 1.Individuals who have a history of traumatic brain injury with an unconsciousness lasting more than 5 minutes 2.Individuals who have a history of organic brain disease 3.Individuals who have a history of psychiatric disease 4.Individuals who have a history of substance dependence 5.Individuals who have a history of disorders of consciousness and/or seizure 6.Individuals who have a chronic headache 7. Individuals who have a sleeping disorder 8. Individuals who are not able to keep unmoved 9. Individuals who have a history of cardiovascular disease 10. Individuals who have a history of cervical spine disease, cervical injury and/or neck pain 11. Individuals who are not able to be in a fixed posture for extended period of time by hernia 12.Individuals who have a risk for MRI scan 13. Individuals who have a history of smoking within 48 hours of measurement 14.Individuals who have a history of alcohol and/or caffeine intake within 48 hours of measurement 15.Individuals who have a very narrow forehead for attached probe size 16.Individuals whom examiners judge to be inapplicable for being a subject

Design outcomes

Primary

Measure	Time frame
Hemoglobin concentration changes	—

Secondary

Measure	Time frame
Skin blood flow Heart rate/Electrodermal activity Behavioral data	—

Countries

Japan

Contacts

Public ContactYumi Oboshi

Hamamatsu University School of Medicine Department of Innovative Medical Photonics

oboshi@hama-med.ac.jp053-435-2392

Outcome results

None listed

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