Clinical Trials on Disorders, Refractive

Total 146146 results

Alcon Research

Completed

Clinical Evaluation of DAILIES TOTAL 1® Multifocal Compared to 1-Day Acuvue® Moist® Multifocal in a Japanese Population

Refractive Error | Presbyopia

Japan
Johnson & Johnson Vision Care, Inc.

Completed

Dispensing Evaluation of Subjective Comfort, Vision, and Handling of a New Lens Compared to a Marketed Lens

Refractive Ametropia

United States
Brien Holden Vision

Completed

Dispensing Study to Assess the Visual Performance of Optimised Prototype Contact Lenses

Refractive Error | Presbyopia

Australia
Alcon Research

Completed

DAILIES TOTAL1® Lens Centration in a Japanese Population

Refractive Error | Myopia

Japan
Abbott Medical Optics

Completed

Safety and Effectiveness of Wavefront-Guided LASIK Corrections of Myopic Refractive Errors

Myopia

United States
Brien Holden Vision

Completed

Dispensing Study to Assess Visual Performance of Prototype Contact Lenses

Refractive Error | Presbyopia

Australia
Alcon Research

Completed

A Comparative Study of Two Daily Disposable Contact Lenses in Higher Myopia Subjects

Refractive Error | Myopia
Johnson & Johnson Vision Care, Inc.
Visioncare Research Ltd.

Completed

A Comparison of Two Daily Disposable Contact Lenses.

Refractive Error | Myopia

United Kingdom
Alcon Research

Completed

Multi-Center Clinical Evaluation of Two Daily Disposable Contact Lenses

Refractive Error | Myopia

United Kingdom
Abbott Medical Optics

Completed

Feasibility of iFS™ for Intrastromal Arcuate Keratotomy (ISAK) Procedures

Refractive Astigmatism

Austria
American Optometric Association

Completed

Effects of Different Add Powers on the Comfort and Productivity of Computer Users With Fixed or Free Head Movement

Refractive Errors | Asthenopia

United States
Federal University of São Paulo

Completed

Customized PRK With Mitomycin Versus Customized Lasik for Myopic Astigmatism

Refractive Errors
Salus University

Completed

Binocular Vision Anomalies After Cataract and Refractive Surgery

Refractive Errors | Cataract | Binocular Vision Disorder

United States
London School of Hygiene and Tropical Medicine
British Council for Prevention of Blindness; Tanzanian Society for the Blind

Completed

Effectiveness of Alternative Approaches to Providing Spectacles in Tanzanian Secondary School Students

Under- and Uncorrected Significant Refractive Errors

Tanzania
Bruno Vision Care

Completed

Study to Evaluate the Clinical Performance of Deseyne (Vifilcon C) Daily Disposable Soft Contact Lens

Refractive Error - Myopia Bilateral

United States
Alcon Research

Completed

Clinical Performance of Two Commercial, Daily Disposable Contact Lenses

Refractive Errors | Myopia | Ametropia

United States
Alcon Research

Completed

Clinical Evaluation of a Daily Wear Silicone Hydrogel Lens

Refractive Errors | Myopia | Hyperopia

United States
Alcon Research

Completed

Performance Assessment of a Modified Daily Disposable Contact Lens

Refractive Errors | Myopia | Hyperopia

United States
Johnson & Johnson Vision Care, Inc.
Johnson & Johnson

Terminated

Silicone Hydrogel Contact Lenses on Low Astigmatism in Japan

Refractive Error | Astigmatism | Myopia

Japan
CIBA VISION

Completed

Prospective Study of an Investigational Toric Soft Contact Lens

Refractive Error | Astigmatism | Myopia
Alcon Research

Completed

Subjective Comfort With Multipurpose Care Solutions in Soft Contact Lens Wearers

Refractive Error | Astigmatism | Myopia

United States
Johns Hopkins University
National Institute on Aging (NIA)

Completed

A Study of Interventions to Reduce Disability From Visual Loss in Nursing Home Residents

Refractive Error | Cataract | Low Vision

United States
Alcon Research

Completed

Clinical Performance of Two Daily Disposable Toric Soft Contact Lenses

Refractive Errors | Astigmatism | Ametropia

United States
University Hospital Tuebingen

Unknown

Comparison of a Smartphone Based Self Refraction Tool With Conventional Refraction Error Estimation Methods

Refractive Errors | Self-Examination

Germany
CIBA VISION
University of Waterloo

Completed

Determination of Cell Population in Solution-Induced Corneal Staining (SICS) and Symptomatic Versus Asymptomatic Lens Wearers (ABBOTSFORD)

Refractive Error | Dry Eye
Alcon Research

Completed

Comparative In-Vivo Wetting Characteristics of Silicone Hydrogel Materials With Selected Lens Care Systems

Refractive Error | Astigmatism | Myopia

United States
Alcon Research

Completed

Evaluation of a New Daily Disposable Multifocal Contact Lens Design

Refractive Error | Presbyopia | Hyperopia
Alcon Research

Completed

On-Eye Evaluation of Contact Lens Axis Location

Refractive Error | Astigmatism | Myopia
Chinese University of Hong Kong

Completed

Prevalence of Blindness, Visual Impairment in Chao Nan Area, China

Refractive Errors | Cataract | Blindness | Visual Impairment
Parkhurst NuVision Clinical Research LLC
Alcon Research

Recruiting

Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery

Refractive Errors | Cataract

United States
Alcon Research

Completed

DAILIES TOTAL1® - Comparative Assessment of Tear Film Evaporation

Refractive Error
Tianjin Eye Hospital
Alexandria University; Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University and other collaborators

Unknown

International Multicenter Study on SMILE Surgery

Refractive Error

China
Alcon Research

Completed

Tear Film Evaluation of Dailies® AquaComfort Plus® Multifocal and Toric

Refractive Error
Alcon Research

Completed

Tear Film Stability of DAILIES® AquaComfort Plus® Contact Lenses vs. MyDay® Daily Disposable Contact Lenses

Refractive Error

Germany
Democritus University of Thrace
University of Thessaly

Completed

Development and Validation of an Internet-based Near and Intermediate-vision Reading Test (wDDART)

Refractive Errors | Presbyopia | Low Vision | Near Vision | Reading

Greece
Shanghai Eye Disease Prevention and Treatment Center

Recruiting

Study on the Effect of Two Ways of Cycloplegia on Biological Parameters of Ciliary Muscle

Refractive Errors | Myopia | Accomodation | Cycloplegia

China
LENZ Therapeutics, Inc
ORA, Inc.

Completed

Evaluation of the Safety and Effectiveness of Aceclidine/Brimonidine (LNZ101) and Aceclidine (LNZ100) in the Treatment of Presbyopia

Eye Diseases | Refractive Errors | Presbyopia

United States
Sun Yat-sen University

Completed

Longitudinal Changes in Refractive Error After Primary IOL Implantation Among Children With Congenital Cataract

Cataract

China
University of Texas Southwestern Medical Center

Completed

Comparison of Higher Order Aberrations and Contrast Sensitivity Between Acrysof SN60AT, SN60WF and Restore Intraocular Lenses

Refractive Errors

United States
University of Alabama at Birmingham

Terminated

Randomized Clinical Trial of Bifocal Lenses Versus Computer-specific Progressive Addition Lenses

Refractive Error | Presbyopia | Eyeglasses | Asthenopia

United States
Alcon Research

Completed

Air Optix Night and Day Aqua (AONDA) Retrospective Study 1

Myopia | Hyperopia | Refractive Ametropia

United States
Zhongshan Ophthalmic Center, Sun Yat-sen University
Xiangya Hospital of Central South University; Shenzhen Children's Hospital; The...

Active, not recruiting

Efficacy of Repeated Low-Level Red-Light Therapy in Myopia Control

Eye Diseases | Refractive Errors | Myopia

China
Johnson & Johnson Surgical Vision, Inc.

Completed

A Comparative Study of TECNIS Symfony Plus IOL and a Trifocal IOL

Refractive Error | Cataract

Philippines, New Zealand, Spain
Alcon, a Novartis Company

Completed

Clinical Assessment of a HYDRAGLYDE® Regimen

Refractive Errors | Myopia | Hypermetropia

United States, Germany, Canada
Alcon Research

Completed

Formula Identification (FID) 114657 in Contact Lens Wearers

Refractive Error
Alcon Research

Completed

Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Soft Contact Lens Wearers

Refractive Error | Astigmatism | Myopia | Hyperopia
Alcon Research

Completed

Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Gas Permeable Contact Lens Wearers

Refractive Error | Astigmatism | Myopia | Hyperopia
Technolas Perfect Vision GmbH

Completed

Safety and Efficacy Study to Evaluate the Treatment of Both Near and Distance Vision in a Simultaneous Laser Procedure (Supracor)

Refractive Error | Presbyopia | Myopia | Hyperopia

Mexico
Alcon Research

Completed

Visual Performance Investigation of Two Toric Soft Contact Lenses (CARDINAL)

Refractive Error | Astigmatism | Myopia | Hyperopia
Alcon Research

Completed

Clinical Evaluation of the Safety and Efficacy of a New Multifocal Contact Lens

Refractive Error | Presbyopia | Myopia | Ametropia

Clinical Trials on Disorders, Refractive

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