Investigation of the usefulness of presbyopia correction and visual function on new multifocal contact lens

Investigation of the usefulness of presbyopia correction and visual function on new multifocal contact lens - Investigation of the usefulness of presbyopia correction and visual function on new multifocal contact lens

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000054914

Enrollment

Registered

2024-07-09

Start date

2024-07-09

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Presbyopia

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who wish to correct presbyopia with contact lenses and have selected extended depth-of-focus contact lenses (One Day Acuvue Oasys MAX Multifocal, Johnson & Johnson Vision Care Company) meet all of the following criteria. (1) Corneal astigmatism of less than 1.5D (2) Corrected visual acuity of 1.0 or better

Exclusion criteria

Exclusion criteria: (1) Patients with organic eye disease (severe dry eye, ocular inflammation, ocular infection, etc.) (2) Patients with a history of ophthalmic surgery (3) Patients that the principal investigator determines to be unsuitable

Design outcomes

Primary

Measure	Time frame
All-distance visual acuity (5m, 3m, 2m, 1m, 0.7m, 0.5m, 0.3m) (monocular and binocular) Examine the differences before and after wearing the contact lens.	—

Secondary

Measure	Time frame
Contrast sensitivity Subjective satisfaction Questionnaire survey	—

Countries

Japan

Contacts

Public ContactKazuo Ichikawa

Chukyo Eye Clinic Ophthalmology

ichikawa@chukyogroup.jp052-883-1543

Outcome results