EEG and systemic effects of short wavelength light

EEG and systemic effects of short wavelength light - EEG and systemic effects of light

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037827

Enrollment

300

Registered

2019-09-01

Start date

2019-04-01

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

dry eye

Interventions

free blinking for one minutes, then continuous eye opening for one minutes. When feeling disconfort, blink 2-3 times and repeat eye opening.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Those who can discontinue contact lens and eyedrop at the day of examination

Exclusion criteria

Exclusion criteria: Past corneoconjunctival surgery, lid surgery, or lacrimal surgery.

Design outcomes

Primary

Measure	Time frame
Ampritude and wavelength of EEG at symptomatic dry eye	—

Secondary

Measure	Time frame
questionnaires for psychiatric condition ocular symptoms	—

Countries

Japan

Contacts

Public Contactmasahiko ayaki

Keio University Ophthalmology

ayaki@keio.jp03-3353-1211

Outcome results

None listed

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