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Showing 97–120 of 634 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Performance Comparison Between Fanfilcon A and Senofilcon A Sphere Lenses

NCT02956460
Conditions
Myopia
Interventions
fanfilcon A, senofilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
4
States / cities
San Diego, California • Sarasota, Florida • Pittsburg, Kansas + 1 more
Conditions
Aphakia, Astigmatism
Interventions
Clareon UVA IOL, WaveTec Optiwave Refractive Analysis (ORA) System, Cataract surgery
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
Not listed
Enrollment
1,090 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Fort Worth, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Optical Defocus to Stimulate Eye Elongation in Hyperopia

NCT00950924
Conditions
Hyperopia, Refractive Error
Interventions
Simultaneous Vision Bifocal Soft Contact Lenses, Single Vision Soft Contact Lenses
Device
Lead sponsor
Aller, Thomas A., OD
Other
Eligibility
5 Years to 12 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
San Bruno, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Prospective, Contralateral, Eye to Eye Comparison of SMILE Surgery to LASIK Surgery

NCT03067077
Conditions
Myopia
Interventions
SMILE, LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
22 Years to 59 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Refractive Errors
Interventions
WAVEFRONT- GUIDED LASIK ENHANCEMENT, CONVENTIONAL LASIK ENHANCEMENT
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Metamorphopsia, Aniseikonia
Interventions
Aegenta VR
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New York, New York
Conditions
Astigmatism, Ametropia, Myopia
Interventions
Verofilcon A toric soft contact lenses, Stenfilcon A toric soft contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
11
States / cities
Los Angeles, California • Longwood, Florida • Maitland, Florida + 8 more
Conditions
Refractive Errors, Myopia, Hyperopia
Interventions
Lehfilcon A contact lens, Comfilcon A contact lens
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
Medina, Minnesota • Granville, Ohio • Memphis, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Wear Experience With Daily Disposable and Monthly Replacement Toric Contact Lenses

NCT05580575
Conditions
Astigmatism Bilateral
Interventions
Daily disposable toric soft contact lens, Monthly replacement toric daily wear soft contact lens
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Medina, Minnesota • Columbus, Ohio • Granville, Ohio
Completed Not applicable Interventional Results available

Safety and Efficacy of a Contact Lens for Daily Disposable Use

NCT01365039
Conditions
Myopia
Interventions
Test, daily disposable contact lens, SofLens daily disposable contact lens
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years to 40 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Rochester, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancement of Emmetropization in Highly Hyperopic Infants

NCT03669146
Conditions
Hyperopia
Interventions
Glasses
Device
Lead sponsor
Donald O Mutti, OD, PhD
Other
Eligibility
8 Weeks to 15 Weeks
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Refractive Errors
Interventions
Lehfilcon A contact lenses, Comfilcon A contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
8
States / cities
Longwood, Florida • Maitland, Florida • Orlando, Florida + 4 more
Conditions
Myopia
Interventions
MEL 80 Treatment of High Myopia
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
5
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more
Completed Not applicable Interventional Results available

Evaluating Two Multifocal Daily Disposable Contact Lenses

NCT05579886
Conditions
Presbyopia
Interventions
Control Lens, Test Lens
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
42 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
5
States / cities
Ocoee, Florida • Pittsburg, Kansas • Vestal, New York + 2 more
Completed Not applicable Interventional Results available

Clinical Comparison of Two Daily Disposable Contact Lenses

NCT04865354
Conditions
Refractive Errors
Interventions
Verofilcon A contact lenses, Somofilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
8
States / cities
San Francisco, California • Maitland, Florida • Tallahassee, Florida + 5 more
Completed Not applicable Interventional Results available

Clareon PanOptix Pro vs. Clareon PanOptix - Study B

NCT06401551
Conditions
Aphakia, Presbyopia
Interventions
CPO Pro IOL, CPO IOL, Cataract Surgery
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
8
States / cities
Torrance, California • Bloomfield Hills, Michigan • Kansas City, Missouri + 5 more
Completed Not applicable Interventional Accepts healthy volunteers

Study of Soft Contact Lens Use With 7 Day Extended Wear

NCT00597467
Conditions
Ametropia
Interventions
VISA (comfilcon A) Silicone Hydrogel Soft contact lens, Acuvue 2 Soft Contact Lens
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
23
States / cities
La Mesa, California • San Diego, California • Santa Monica, California + 17 more
Completed Not applicable Interventional Results available

Long Term Safety Protocol for the AcrySof CACHET Phakic Lens

NCT01497067
Conditions
Myopia
Interventions
ACRYSOF CACHET Phakic Lens (L-series)
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
657 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Fort Worth, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Soft Multifocal Lenses in Presbyopic Previous Contact Lens Wearers

NCT06053463
Conditions
Presbyopia
Interventions
Daily disposable multifocal soft contact lens
Device
Lead sponsor
Jennifer Fogt
Other
Eligibility
38 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Columbus, Ohio • Granville, Ohio
Conditions
Ametropia, Myopia, Hyperopia, Astigmatism
Interventions
Serafilcon A toric contact lenses, Senofilcon A toric contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
7
States / cities
Oakland, California • San Francisco, California • Maitland, Florida + 4 more
Active, not recruiting Not applicable Interventional

LASIK Using Contoura With Phorcides vs. iDesign

NCT07128316
Conditions
Myopia, Astigmatism
Interventions
Contoura Topolyzer with Phorcides, iDesign
Device
Lead sponsor
59th Medical Wing
Federal
Eligibility
21 Years to 50 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Antonio, Texas
Withdrawn Not applicable Interventional Accepts healthy volunteers

Evaluation of Alcon Ladarvision Wavefront-Guided PRK

NCT00412295
Conditions
Myopia
Interventions
Alcon Ladarvision (Wavefront-guided PRK)
Device
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
San Diego, California • Washington D.C., District of Columbia
Conditions
Myopia
Interventions
Test lens, control lens
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 35 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
San Diego, California • Whittier, California • Sarasota, Florida + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Measuring the Peripheral Optical Quality of The Eye

NCT03479827
Conditions
Nearsightedness
Interventions
Monofocal Contact Lens, Bifocal Contact Lens
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, New York