Accommodation auxiliary effect by low addition power contact lens

Accommodation auxiliary effect by low addition power contact lens - Accommodation auxiliary effect by low addition power contact lens

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031553

Enrollment

Registered

2018-03-02

Start date

2018-03-05

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

Accommodative dysfunction

Interventions

Daily life with contact lens specifically prescribed for this study

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Capable of wearing soft contact lens longer than 8 hours more than 5 times a week; Working with visual display terminals such as smartphone or computer more than 3 hours day; Ones who provided informed consent after receiving an explanation of the nature and possible consequences of the study

Exclusion criteria

Exclusion criteria: Hard contact lens wearers; Having clinically significant anterior segment abnormalities; Orthokeratology lens wearers; Previous history of refractive surgery or cataract surgery; Having ocular or systemic disease; Pregnant or lactating females; Taking any medicine that may influence the accommodation; Ones considered as inappropriate subjects for the study

Design outcomes

Primary

Measure	Time frame
Amplitude of accommodation	—

Countries

Japan

Contacts

Public ContactShizuka Koh

Osaka University Graduate School of Medicine Department of Innovative Visual Science

skoh@ophthal.med.osaka-u.ac.jp(+81)6-6879-3456

Outcome results

None listed

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