Clinical Trials on Refraction Error

Total 6114 results

Johnson & Johnson Vision Care, Inc.

Completed

Contact Lenses With New UV-blocker Manufactured With Different Techniques

Correction of Refraction Error | Attenuation of Bright Light

United States
UMC Utrecht

Unknown

The MORE Study: Manifest vs. Online Refraction Evaluation (MORE)

Astigmatism | Myopia | Refraction Error

Netherlands
Eye Hospital Pristina Kosovo

Enrolling by invitation

Treatment of Residual Refraction Errors 6 Months After Trifocal IOL Implantation With Relex-Smile

Myopia | Hyperopia | Pseudophakia

Kosovo
Tianjin Eye Hospital

Completed

Age and Refraction in Predicting Myopia Progression in COVID-19

Myopia | Refraction Error

China
Johnson & Johnson Vision Care, Inc.

Terminated

Clinical Evaluation of Etafilcon A Contact Lenses Using a Novel Molding Process

Refractive Error Correction

United States
Alcon Research

Completed

Early Feasibility Study of UV-Femtosecond Laser Assisted Lenticular Extraction

Refractive Error - Myopia Severe | Refractive Error - Myopia Simple

United States, Ireland, Singapore
Vision Service Plan

Completed

Clinical Performance of 59% Hioxifilcon A vs. Marketed Hydrogel Contact Lenses in Habitual Hydrogel Wearers

Refractive Error - Myopia Bilateral

United States
Vision Service Plan

Completed

Comparative Clinical Performance of 59% Hioxifilcon A Contact Lenses vs. Marketed Hydrogel Contact Lenses (DDHyd)

Refractive Error - Myopia Bilateral

United States
Sun Yat-sen University

Unknown

Effect of Using Myopia Prediction Algorithm

Eye--Refractive Errors
Wang Hongxia
Tianjin Eye Hospital

Completed

Axis Length and Its Relationship With Refractive Error in Chinese University Students

Refractive Error - Myopia Axial

China
Chulalongkorn University

Not yet recruiting

Efficacy and Safety of Astaxanthin in Volunteer With Refraction Errors

Refractive Errors
Johnson & Johnson Vision Care, Inc.

Completed

Clinical Investigation on Assessing the Repeatability and Reproducibility of Central and Peripheral Refractive Error

Refractive Error

United States
Alcon Research

Completed

Clinical Comparison of Two Daily Disposable Contact Lenses

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance of a Silicone Hydrogel Contact Lens Following Six Nights of Extended Wear

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance Assessment of a Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lens

Refractive Errors

United States
Wang Hongxia
Tianjin Eye Hospital

Unknown

Comparison of Anterior Corneal Optical Aberration Induced by CK and Hyperopic LASIK

Refractive Error

China
Vance Thompson Vision ND

Unknown

Outcomes of a Trifocal IOL in Post-refractive Patients (TrIPLe)

Refractive Errors

United States
Sun Yat-sen University
Queen's University, Belfast; Orbis; Aravind Eye Care System; Padmashree Dr. D.... and other collaborators

Completed

Perfecting Refraction in India With Superior Service Models (PRISSM)

Refractive Error

India
Alcon Research

Completed

Initial Performance of a Modified Daily Disposable Contact Lens

Refractive Error
Alcon Research

Completed

Clinical Comparison of 4 Daily Disposable Soft Contact Lenses

Refractive Error

United States
Alcon Research

Completed

Clinical Performance of a Silicone Hydrogel for Daily Disposable Wear

Refractive Error

United States
Alcon Research

Completed

Clinical Evaluation of the Safety and Efficacy of FID 120947A

Refractive Error

Japan
Alcon, a Novartis Company

Completed

ACUVUE® OASYS® 1-DAY vs DAILIES TOTAL1®

Refractive Error

United States
Alcon, a Novartis Company

Completed

Clinical Assessment of DAILIES TOTAL1® (DT1) Multifocal

Refractive Error
Alcon Research

Completed

Clinical Evaluation of DAILIES TOTAL 1® Performance in a Japanese Population

Refractive Error

Japan
Johnson & Johnson Vision Care, Inc.

Completed

Clinical Evaluation of Two Daily Disposable Contact Lenses

Refractive Error

United Kingdom
Johnson & Johnson Vision Care, Inc.
Visioncare Research Ltd.; Foresight Regulatory Strategies, Inc.

Completed

Clinical Comparison of Two Silicone-Hydrogel Contact Lenses

Refractive Error
Johnson & Johnson Vision Care, Inc.

Completed

Prospective Study of the Health Benefits of Ultra-Violet Filtering Contact Lenses

Refractive Errors

United Kingdom
Alcon Research

Completed

WaveLight® Refractive Flap Accuracy Study

Refractive Error
Alcon Research

Completed

Lubricity Post-Wear - Competitive Lenses Pilot

Refractive Error
Sun Yat-sen University
Ministry of Health, China

Completed

The Evolutionary Model of Mild-to-moderate Myopia in China

Refractive Error

China
Alcon Research

Completed

WaveLight® Refractive Myopic Study

Refractive Error
Alcon Research

Completed

Effectiveness of a Marketed One-Step Peroxide Lens Care Solution in Symptomatic Contact Lens Wearers

Refractive Error
University of California, San Diego

Completed

Epithelial Healing and Visual Outcomes Using Omega-3 Therapy Before and After Photorefractive Keratectomy (PRK) Surgery (Omega-3)

Refractive Error

United States
Adventus Technology

Completed

Evaluation of a Surgical Microscope Mounted Autorefractor When Used on Patients Lying in a Supine Position

Refractive Error

United States
Asociación para Evitar la Ceguera en México
Universidad Nacional Autonoma de Mexico

Completed

Corneal Flap Thickness Planed vs Measured After LASIK by Using Tree Different Systems Cut

Refractive Errors

Mexico
Vision Council of America

Unknown

Effects of Optical Blur on Performance and Comfort of Computer Users

Refractive Error

United States
Alcon Research

Completed

Clinical Characterization of an Investigational Frequent Replacement Daily Wear Silicone Hydrogel Sphere Contact Lens

Refractive Errors

United States
Alcon Research

Completed

Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance of a Monthly Replacement Silicone Hydrogel Lens

Refractive Errors

United States
Ohio State University
National Eye Institute (NEI); University of Houston

Completed

Bifocal Lenses In Nearsighted Kids (BLINK)

Refractive Errors

United States
Assiut University

Unknown

Patients' Satisfaction After LASIK

Refractive Errors
Coopervision, Inc.

Completed

Comparative Study of Two Marketed Spherical Soft Contact Lenses

Refractive Error

United States
Vision Service Plan
Foresight Regulatory Strategies, Inc.

Completed

PAVES Benchmarking Pilot Study of Daily Disposable Contact Lenses (PAVES)

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance Evaluation of Two Daily Disposable Silicone Hydrogel Toric Contact Lenses

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance of Two Daily Disposable Contact Lenses - Study 1

Refractive Errors

Germany
Alcon Research

Completed

Clinical Comparison of Silicone Hydrogel Monthly Lenses

Refractive Error

United Kingdom
Alcon Research

Completed

Clinical Evaluation of ACUVUE® OASYS® 1-Day and ACUVUE® OASYS®

Refractive Error
Smart Vision Labs

Unknown

Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction

Refractive Errors

United States
Alcon Research

Completed

Comparison of Two Marketed Silicone Hydrogel Lenses

Refractive Error

Clinical Trials on Refraction Error

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