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Purpose

The purpose of the study is to assess participant experience when wearing multifocal contact lenses compared to spherical contact lenses with reading glasses.

Conditions

Eligibility

Eligible Ages
Over 40 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  1. At least 40 years of age. 2. Ability to give informed consent. 3. Subjects must have corrected distance visual acuity in both eyes equivalent to 20/25 or better at the screening visit. 4. Require an add power of +0.75 D or greater when tested at 40cm. 5. Good general health defined by medication use that has not changed within the last 30 days and the absence of medical conditions or treatments that are deemed confounding to the data as determined by the Investigator.

Exclusion Criteria

  1. Current or active inflammation or infection as determined by the Investigator. 2. Current eye disease, infection or inflammation that affects the surface of the eye such as but not limited to moderate or greater blepharitis and ocular allergy. 3. History of refractive surgery. 4. Known history of allergy or sensitivity to contact lens solutions and/or sodium fluorescein. 5. Is pregnant or lactating or planning a pregnancy during enrollment of the study. 6. Is using any systemic or topical medications that in the opinion of the investigator may affect a study outcome variable. 7. Have been diagnosed with dry eye previously 8. Has a systemic condition that in the opinion of the investigator may affect a study outcome variable.

Study Design

Phase
N/A
Study Type
Interventional
Allocation
Randomized
Intervention Model
Crossover Assignment
Primary Purpose
Other
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Active Comparator
Multifocal contact lenses 		multifocal contact lenses
  • Device: Multifocal contact lenses
    Multifocal contact lenses
Active Comparator
Spherical contact lenses with reading glasses 		spherical contact lenses used with reading glasses
  • Device: Spherical contact lenses
    spherical contact lenses

Recruiting Locations

The Ohio State University College of Optometry
Columbus, Ohio 43210

More Details

Status
Recruiting
Sponsor
Ohio State University

Study Contact

Study Coordinators
614-292-8858
OPT-EyeStudies@osu.edu

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.