Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 3, 2026, 10:13 PM EDT

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Showing 25–39 of 15 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Presbyopia Correction, Presbyopia
Interventions
Multifocal contact lenses, Spherical contact lenses
Device
Lead sponsor
Ohio State University
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Not listed Not applicable Interventional Accepts healthy volunteers

Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism

NCT04698590
Conditions
Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront, Wavefront Aberration, Corneal, Pellucid Marginal Corneal Degeneration, Keratoglobus
Interventions
Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
Device
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Conditions
Vision Correction
Interventions
Advanced CustomVue™ iLASIK procedure, WaveScan WaveFront® System, STAR S4 IR™ Excimer Laser System and IntraLase™ FS System
Procedure · Device
Lead sponsor
Innovative Medical
Industry
Eligibility
21 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Miami, Florida
Conditions
Vision Correction
Interventions
etafilcon A
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 41 Years · Female only
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
6
States / cities
Berkeley, California • Fullerton, California • New York, New York + 3 more
Conditions
Refractive Error
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Amblyopia
Interventions
Not listed
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
3 Years to 6 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Fullerton, California
Conditions
Refractive Errors
Interventions
LID011121 contact lens, Comfilcon A contact lens
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
2
States / cities
Johns Creek, Georgia • Brentwood, Tennessee
Not listed Phase 4 Interventional Accepts healthy volunteers

Multi Laser Platform Comparison Study for LASIK

NCT00770094
Conditions
Myopia, Astigmatism
Interventions
Excimer Lasers, Excimer Laser for the LASIK procedure, Excimer Laser for LASIK
Device
Lead sponsor
Durrie Vision
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
3
States / cities
Atlanta, Georgia • Edina, Minnesota • McLean, Virginia
Conditions
Post Laser Vision Correction Pain and Discomfort
Interventions
Eye Shield
Device
Lead sponsor
FORSIGHT Vision3
Industry
Eligibility
18 Years to 60 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
5
States / cities
San Diego, California • Chicago, Illinois • Boston, Massachusetts + 2 more
Conditions
Strabismus
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
1 Year to 12 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Houston, Texas
Conditions
Amblyopia
Interventions
Prescription glasses for bilateral amblyopia, Prescription glasses for unilateral amblyopia
Other
Lead sponsor
Salus University
Other
Eligibility
3 Years to 10 Years
Enrollment
1 participant
Timeline
2019 – 2020
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Conditions
Must be PRK Candidate
Interventions
Not listed
Lead sponsor
Durrie Vision
Other
Eligibility
18 Years to 39 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Overland Park, Kansas
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System

NCT01028937
Conditions
Hyperopia
Interventions
Optimal Keratoplasty
Device
Lead sponsor
NTK Enterprises, Inc.
Industry
Eligibility
40 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers

First-Sight Refractive Error Correction in the Developing World

NCT01598818
Conditions
Vision Loss
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
7 Years to 50 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Refractive Error
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
7 Years to 18 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Omaha, Nebraska