Independent directory Public ClinicalTrials.gov records United States
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Showing 145–168 of 634 matching trials from the live ClinicalTrials.gov search.
Conditions
Cataracts, Astigmatism
Interventions
SN6AT6 Intraocular Lens, SN6AT7 Intraocular Lens, SN6AT8 Intraocular Lens, SN6AT9 Intraocular Lens, SN60WF Intraocular Lens
Device
Lead sponsor
Alcon Research
Industry
Eligibility
21 Years and older
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Aphakia, Presbyopia, Residual Refractive Cylinder
Interventions
AcrySof IQ Vivity Extended Vision IOL
Device
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Presbyopia
Interventions
Mitomycin c, Raindrop Near Vision Inlay
Drug · Device
Lead sponsor
Key-Whitman Eye Center
Other
Eligibility
41 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
Bloomington, Minnesota • Dallas, Texas • San Antonio, Texas
Conditions
Presbyopia
Interventions
Mitomycin C, Raindrop Near Vision Inlay
Drug · Device
Lead sponsor
Whitten Laser Eye
Other
Eligibility
41 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Astigmatism, Myopia
Interventions
Lens A ( comfilcon A), Lens B ( lehfilcon A)
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
40 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
3
States / cities
New York, New York • Granville, Ohio • Corpus Christi, Texas
Conditions
Refractive Error, Cataract, Maculopathy
Interventions
Not listed
Lead sponsor
Sinclair Technologies, LLC
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Topography-guided LASIK Surgery

NCT03292419
Conditions
Myopia
Interventions
Topography-guided LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 59 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Characterization of Symptomatic Populations

NCT03319212
Conditions
Ametropia
Interventions
senofilcon A contact lenses
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Jacksonville, Florida
Completed No phase listed Observational Results available

Symfony/Synergy IOL Combination Outcomes

NCT05604781
Conditions
Bilateral Cataract, Presbyopia
Interventions
Symfony & Synergy IOL combination
Device
Lead sponsor
Center For Sight
Other
Eligibility
50 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Venice, Florida • Mt. Pleasant, South Carolina
Conditions
Presbyopia
Interventions
Raindrop Near Vision Inlay
Device
Lead sponsor
ReVision Optics, Inc.
Industry
Eligibility
Not listed
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
6
States / cities
Laguna Hills, California • Orange, California • Bloomington, Minnesota + 2 more
Conditions
Myopia
Interventions
comfilcon A, samfilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Whittier, California • Medina, Minnesota
Completed No phase listed Observational Accepts healthy volunteers

Peripheral Defocus Profile of Multifocal Minus Contact Lenses

NCT06335212
Conditions
Myopia, Refractive Errors, Contact Lens
Interventions
Single vision and multifocal contact lenses
Device
Lead sponsor
State University of New York College of Optometry
Other
Eligibility
18 Years to 30 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational

Air Optix Extended Wear Contact Lenses

NCT05886881
Conditions
Refractive Errors
Interventions
Lotrafilcon B spherical soft contact lenses, Lotrafilcon B spherical soft contact lenses with comfort additive, Lotrafilcon B toric soft contact lenses with comfort additive, Comfilcon A spherical soft contact lenses, Comfilcon A toric soft contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
505 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
4
States / cities
Orlando, Florida • Medina, Minnesota • St Louis, Missouri + 1 more
Conditions
Refractive Errors, Astigmatism
Interventions
Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
7
States / cities
Longwood, Florida • Maitland, Florida • Orlando, Florida + 4 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Toric Contact Lens Performance Study

NCT03546647
Conditions
Astigmatism
Interventions
Dailies Aqua Comfort Plus Toric, Dailies Aqua Comfort Plus Sphere
Device
Lead sponsor
University of Houston
Other
Eligibility
18 Years to 39 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Houston, Texas
Conditions
Myopia
Interventions
Multi-Purpose Disinfecting Solution (OPTI-FREE RepleniSH), Contact Lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years to 65 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Myopia, Hyperopia, Presbyopia
Interventions
omafilcon A lens, Low ADD power somofilcon A lens, Medium ADD power somofilcon A lens, High ADD power somofilcon A lens
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Berkeley, California
Completed Not applicable Interventional Accepts healthy volunteers

Wavefront-guided PRK vs Wavefront-optimized PRK

NCT02091934
Conditions
Myopia, Astigmatism
Interventions
Wavefront-guided PRK, Wavefront-optimized PRK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
21 Years to 60 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Refractive Errors, Ametropia, Myopia
Interventions
Delefilcon A contact lenses, Kalifilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
8
States / cities
Orlando, Florida • Tallahassee, Florida • Bloomington, Illinois + 4 more
Conditions
Presbyopia Correction, Presbyopia, Dysphotopsia, Visual Acuity
Interventions
TECNIS PureSee IOL (Model DEN00V/DET150), TECNIS Odyssey IOL (Model DRN00V/DRT150)
Device
Lead sponsor
Dr. Daniel H. Chang, MD
Other
Eligibility
22 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bakersfield, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Clinical Applications of Advanced Ophthalmic Imaging

NCT03135327
Conditions
Multiple Sclerosis, Dry Eye Syndromes, Diabetic Retinopathy, Presbyopia, Myopia, Dementia
Interventions
Ocufolin
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 99 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2029
U.S. locations
1
States / cities
Miami, Florida
Conditions
Down Syndrome, Refractive Errors
Interventions
Dilated Refraction, Non-Dilated Refraction
Device
Lead sponsor
Ohio State University
Other
Eligibility
5 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Columbus, Ohio • Houston, Texas
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

CYPRESS Efficacy and Safety Study Extension

NCT04947735
Conditions
Juvenile Myopia, Myopia
Interventions
Novel spectacle lens design, Spectacle lenses
Device
Lead sponsor
SightGlass Vision, Inc.
Industry
Eligibility
6 Years to 17 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
11
States / cities
Whittier, California • Longwood, Florida • Pittsburg, Kansas + 8 more
Conditions
Presbyopia, Glasses, Dry Eye
Interventions
pilocarpine HCL ophthalmic solution
Drug
Lead sponsor
Southern College of Optometry
Other
Eligibility
45 Years to 64 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
2
States / cities
Medina, Minnesota • Memphis, Tennessee