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ClinicalTrials.gov public records Last synced Sep 2, 2026, 11:28 PM EDT

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Showing 1–24 of 65 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Luminopia One Amblyopia Vision Improvement Study

NCT03608150
Conditions
Amblyopia
Interventions
Luminopia One, Refractive Correction
Device
Lead sponsor
Luminopia
Industry
Eligibility
4 Years to 7 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
22
States / cities
Los Angeles, California • Gainesville, Florida • Maitland, Florida + 17 more
Conditions
Cataract Senile
Interventions
Cataract Surgery
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
22 Years to 100 Years
Enrollment
284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
14
States / cities
Beverly Hills, California • Northridge, California • Orange, California + 11 more
Conditions
Refractive Error - Myopia Severe, Refractive Error - Myopia Simple
Interventions
WaveLight® Ultraviolet Femtosecond (FS) Laser System, Laser Assisted Lenticular Extraction
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Sioux Falls, South Dakota • Houston, Texas
Conditions
Intermittent Exotropia
Interventions
Eye Patch
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
3 Years to 8 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
25
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Berkeley, California + 21 more
Conditions
Cataract, Corneal Astigmatism
Interventions
RayOne EMV Toric IOL, RayOne Monofocal IOL, Cataract Surgery
Device · Procedure
Lead sponsor
Rayner Intraocular Lenses Limited
Industry
Eligibility
22 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
9
States / cities
Fayetteville, Arkansas • Grand Junction, Colorado • Alexandria, Minnesota + 6 more
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Vision Centers on Access to Eye Care and Eye Health Outcomes

NCT07227714
Conditions
Cataract Surgery, Eye Care, Glasses, Primary Eye Care, Vision Center, Eyecare Visits
Interventions
Establishment of a vision center
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
150,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional

Clareon TruPlus Study

NCT07502456
Conditions
Aphakia, Astigmatism
Interventions
Clareon TruPlus Monofocal Non-Toric IOL, Clareon TruPlus Monofocal Toric IOL, Phacoemulsification
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
5
States / cities
Phoenix, Arizona • Brecksville, Ohio • Mt. Pleasant, South Carolina + 2 more
Completed Not applicable Interventional Results available

Infant Aphakia Treatment Study (IATS)

NCT00212134
Conditions
Congenital Cataract
Interventions
Contact lens correction of aphakia, Intraocular lens implantation
Device
Lead sponsor
Stanford University
Other
Eligibility
28 Days to 210 Days
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2020
U.S. locations
13
States / cities
Palo Alto, California • Miami, Florida • Atlanta, Georgia + 10 more
Conditions
Cataract, Refractive Error, Low Vision
Interventions
Visual impairment intervention program
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
2,544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Myopia
Interventions
Photorefractive Keratectomy (PRK)
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Hyperopia, Hypermetropia, Farsightedness
Interventions
Spectacles
Procedure
Lead sponsor
Ohio State University
Other
Eligibility
8 Weeks to 20 Weeks
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Neurolens Headache Study

NCT05070767
Conditions
Binocular Vision Disorder, Convergence Insufficiency, Headache, Computer Vision Syndrome
Interventions
Neurolens spectacle lens, Placebo spectacle lens
Device
Lead sponsor
Neurolens Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
10
States / cities
Phoenix, Arizona • Conyers, Georgia • Perry, Georgia + 7 more
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
Completed Not applicable Interventional Results available

Spectacles for Patients With Down Syndrome

NCT03367793
Conditions
Vision, Low
Interventions
Spectacles - Clinically Derived, Spectacles - Metric Technique #1 Derived, Spectacles - Metric Technique #2 Derived
Device
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
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
Completed Phase 3 Interventional Results available

Correction of Myopia Evaluation Trial 2

NCT00320593
Conditions
Myopia
Interventions
Progressive Addition Lenses (PALs), Single Vision Lenses (SVLs)
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
8 Years to 11 Years
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
8
States / cities
Birmingham, Alabama • Fullerton, California • Bloomington, Indiana + 5 more
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
Postoperative Visual Outcomes Following Cataract Surgery in Patients With Prior Myopic Corneal Laser Vision Correction
Interventions
CT LUCIA 621P Intraocular Lens Implantation
Device
Lead sponsor
Carl Zeiss Meditec AG
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Sugar Land, Texas • Lynchburg, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Treating Contact Lens Discomfort With Orthokeratology

NCT03566680
Conditions
Dry Eye, Contact Lens Complication
Interventions
Orthokeratology
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 45 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
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
Suspended Not applicable Interventional Accepts healthy volunteers

Artisan Aphakia Lens for the Correction of Aphakia (Secondary) in Adults

NCT01547429
Conditions
Aphakia
Interventions
Artisan Aphakia Intraocular Lens
Device
Lead sponsor
Ophtec USA
Industry
Eligibility
22 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2025
U.S. locations
17
States / cities
Beverly Hills, California • Los Angeles, California • Stratford, Connecticut + 14 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safety and Effectiveness of Wavefront-Guided LASIK Correction of Hyperopic Refractive Errors

NCT01675479
Conditions
Hyperopia
Interventions
LASIK correction of hyperopic refractive errors
Device
Lead sponsor
Abbott Medical Optics
Industry
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
9
States / cities
Los Angeles, California • Miami, Florida • Chicago, Illinois + 6 more
Conditions
Cataract
Interventions
Intraocular Lens (IOL)
Device
Lead sponsor
Lenstec Incorporated
Industry
Eligibility
21 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Tarpon Springs, Florida
Completed Not applicable Interventional Results available

Evaluation of Delefilcon A Contact Lenses

NCT06884202
Conditions
Refractive Errors, Myopia
Interventions
Delefilcon A contact lenses with different base curves and diameters, Delefilcon A contact lenses with standard base curves and diameters
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
16
States / cities
Los Angeles, California • Oakland, California • San Francisco, California + 13 more