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Showing 1–24 of 627 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

ACUVUE® OASYS® 1-DAY vs DAILIES TOTAL1®

NCT02750813
Conditions
Refractive Error
Interventions
Delefilcon A contact lenses, Senofilcon A contact lenses
Device
Lead sponsor
Alcon, a Novartis Company
Industry
Eligibility
18 Years and older
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Fort Worth, Texas
Completed Phase 4 Interventional Accepts healthy volunteers

Visual Outcomes and Contrast Sensitivity After Myopic LASIK

NCT01746589
Conditions
Myopia
Interventions
bilateral myopic LASIK
Device
Lead sponsor
Daniel S. Durrie, MD
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Overland Park, Kansas
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions

NCT00581659
Conditions
Astigmatism
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
25 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Myopia
Interventions
delefilcon A, etafilcon A
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
10
States / cities
Little Rock, Arkansas • Bridgeport, Connecticut • Tampa, Florida + 7 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Continuation Study To Monitor The Long Term Safety Of Patients Completing Protocols ACU-P08-020/020A

NCT01895088
Conditions
Presbyopia
Interventions
AcuFocus Corneal Inlay ACI 7000 PDT
Device
Lead sponsor
AcuFocus, Inc.
Industry
Eligibility
45 Years to 60 Years
Enrollment
271 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
13
States / cities
Fayetteville, Arkansas • Los Angeles, California • Newport Beach, California + 10 more
Conditions
Myopia
Interventions
Lehfilcon A contact lenses, Comfilcon A contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
14
States / cities
Los Angeles, California • Oakland, California • San Francisco, California + 11 more
Conditions
Myopia, Hypermetropia, Refractive Errors, Astigmatism
Interventions
Proparacaine Ophthalmic
Drug
Lead sponsor
Beeran Meghpara, MD
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Comfort Evaluation of Two Marketed Spherical Contact Lenses

NCT02356692
Conditions
Astigmatism
Interventions
enfilcon A, senofilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 38 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
3
States / cities
Birmingham, Alabama • Jacksonville, Florida • Lafayette, Louisiana
Conditions
Astigmatism
Interventions
Femto arcs, Light Adjustable Lens (LAL)
Other · Device
Lead sponsor
Center For Sight
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Venice, Florida • Mt. Pleasant, South Carolina
Conditions
Presbyopia
Interventions
Pilocarpine Ophthalmic, Placebo
Drug
Lead sponsor
Eyenovia Inc.
Industry
Eligibility
40 Years to 60 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
9
States / cities
Azusa, California • Newport Beach, California • Fort Collins, Colorado + 6 more
Conditions
Refractive Error
Interventions
Omega-3 Fatty Acid Supplements
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 28 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
La Jolla, California
Not yet recruiting Not applicable Interventional

Optimization for Toric Contact Lenses

NCT07557030
Conditions
Astigmatism, Ametropia
Interventions
Lens 1 ( stenfilcon A ), Lens 2 ( comfilcon A )
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Bloomington, Indiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Three Basic Progressive Lens Designs

NCT05252871
Conditions
Presbyopia
Interventions
Progressive Additional Lenses (PAL), pre calibrated and made of polymeric material with anti-reflection coating
Device
Lead sponsor
Western University of Health Sciences
Other
Eligibility
45 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Pomona, California
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Epi-lasik in U.S. Army Personnel

NCT00413517
Conditions
Myopia
Interventions
Epi-Lasik
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Myopia
Interventions
Atropine
Drug
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years to 35 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Berkeley, California
Conditions
Myopia
Interventions
Progressive Addition Lenses, single vision lenses
Other
Lead sponsor
Stony Brook University
Other
Eligibility
6 Years to 12 Years
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2013
U.S. locations
4
States / cities
Birmingham, Alabama • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Comparing Vision Tests in a Virtual Reality Headset to Existing Analogues

NCT04714424
Conditions
Ptosis, Macular Degeneration, Ametropia
Interventions
Virtual Reality Headset
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
Myopia
Interventions
Delefilcon A contact lenses, Narafilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Astigmatism
Interventions
kalifilcon A Daily Disposable Toric LD213001 Contact Lenses, Commercially available Ultra for Astigmatism Contact Lenses
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Rochester, New York
Not listed No phase listed Observational Accepts healthy volunteers

Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction

NCT03222661
Conditions
Refractive Errors
Interventions
Refraction
Diagnostic Test
Lead sponsor
Smart Vision Labs
Industry
Eligibility
12 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Results available

Comparison of Two Soft Bifocal Contact Lenses

NCT00724945
Conditions
Presbyopia
Interventions
balafilcon A, senofilcon A
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
35 Years to 70 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
6
States / cities
Jacksonville, Florida • Winter Park, Florida • East Lansing, Michigan + 1 more
Completed Not applicable Interventional Results available

One Week Assessment of The Phenacite Lens

NCT02553395
Conditions
Myopia
Interventions
Phenacite (Test) contact lens, comfilcon A contact lens
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Bloomington, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

Initial Evaluation of Photorefractive Keratectomy in U.S. Army Personnel

NCT00413673
Conditions
Myopia
Interventions
PRK
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Myopia
Interventions
Control Lens (stenfilcon A), Test Lens (senofilcon A)
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 35 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
4
States / cities
Pittsburg, Kansas • Medina, Minnesota • State College, Pennsylvania + 1 more