Neural mechanism of transcranial near-infrared photobiomodulation dose affecting the precision of visual working memory representation in healthy adults

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100047201

Enrollment

Unknown

Registered

2021-06-10

Start date

2021-07-01

Completion date

Unknown

Last updated

2022-01-24

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

Conditions

Healthy Adults

Interventions

Experimental group1:50, 150, 250mW transcranial near-infrared photobiomodulation for 960?

Experimental group2:150mW transcranial near-infrared photobiomodulation for 320, 960, 1600 seconds

Eligibility

Sex/Gender

All

Age

18 Years to 30 Years

Inclusion criteria

Inclusion criteria: 1.No history of mental illness or psychiatric drugs; 2.No color weakness or color blindness; 3.Right-handedness; 4.Normal or corrected vision; 5.Aged 18 to 30 years.

Exclusion criteria

Exclusion criteria: 1. Head trauma; 2. History of psychiatric drugs; 3. History of epilepsy; 4. Physical discomfort such as a cold on the day of the experiment; 5. EEG resistance cannot drop below 10 kiloohms; 6. Medication within a week due to illness, etc.

Design outcomes

Primary

Measure	Time frame
Memory Precision;Event-related Potential;Power from time-frequency analysisi;	—

Secondary

Measure	Time frame
Phase amplitude coupling;	—

Countries

China

Contacts

Public ContactSong Yan

Beijing Normal University

songyan@bnu.edu.cn+86 18910163299

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026