Clinical Trials on Refractive Error in United States

Total 2278 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
Johnson & Johnson Vision Care, Inc.

Terminated

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

Refractive Error Correction

United States
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
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
Johnson & Johnson Vision Care, Inc.

Completed

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

Refractive Error

United States
Vision Council of America

Unknown

Effects of Optical Blur on Performance and Comfort of Computer Users

Refractive Error

United States
Smart Vision Labs

Unknown

Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction

Refractive Errors

United States
University of Nebraska

Completed

Proof of Concept Study for First-Sight Refractive Error Correction: Direct Comparison to Manifest Refraction and Autorefraction Results

Refractive Error

United States
Alcon, a Novartis Company

Completed

ACUVUE® OASYS® 1-DAY vs DAILIES TOTAL1®

Refractive Error

United States
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
Alcon Research

Completed

Lens Wearing Experience and Biocompatibility of a Marketed Multi-Purpose Disinfecting Solution in Silicone Hydrogel and Soft Contact Lens Wearers

Refractive Error

United States
University of Nebraska

Terminated

First-Sight Refractive Error Correction: Direct Comparison to Autorefraction Results in Children 7 to 18 Years of Age

Refractive Error

United States
Alcon Research

Completed

Three Daily Wear Monthly Replacement Silicone Hydrogel Contact Lenses With Two Multi-purpose Disinfecting Solution Combinations

Refractive Errors

United States
Alcon Research

Completed

Clinical Evaluation of Two Monthly Contact Lenses

Refractive Errors

United States
Vance Thompson Vision ND

Unknown

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

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
Walter Reed Army Medical Center

Completed

A Prospective Comparison of Alcon LADARVision Wavefront-guided LASIK Enhancement and Conventional LASIK Enhancement for the Correction of Residual Refractive Errors Following LASIK Procedures

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended Wear

Refractive Errors

United States
Alcon, a Novartis Company

Completed

Initial Performance of a Daily Disposable Contact Lens Featuring Molded Marks

Refractive Error

United States
Alcon Research

Completed

Evaluation of Deposits on Contact Lenses Worn Daily Wear

Refractive Error

United States
Alcon Research

Completed

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

Refractive Errors

United States
Coopervision, Inc.

Completed

Comparative Study of Two Marketed Spherical Soft Contact Lenses

Refractive Error

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

Refractive Errors

United States
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
EyeQue Corp.

Completed

Study of a Hand-held Device Plus Mobile App Versus Standard Eye Care Devices in Measuring Refractive Error of the Eye

Refractive Errors | Astigmatism

United States
Abbott Medical Optics

Completed

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

Myopia

United States
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
Alcon Research

Completed

Clinical Comparison of Two Daily Disposable Soft Contact Lenses

Refractive Errors | Myopia

United States
Johnson & Johnson Surgical Vision, Inc.

Recruiting

A PHASED, PROSPECTIVE, MULTI-CENTER STUDY OF THE ELITA SYSTEM

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 Biocompatibility Evaluation of Contact Lens Coatings

Refractive Errors | Ametropia

United States
Alcon Research

Completed

Clinical Characterization of an Investigational Soft Silicone Hydrogel Contact Lens

Refractive Errors

United States
Johnson & Johnson Vision Care, Inc.

Completed

A Comparison of Two Contact Lenses

Refractive Error | Myopia

United States
Alcon Research

Completed

Clinical Validation of DACP Digital Design

Refractive Errors

United States
Alcon Research

Completed

Clinical Performance of a Monthly Replacement Silicone Hydrogel Lens

Refractive Errors

United States
Aller, Thomas A., OD

Unknown

Optical Defocus to Stimulate Eye Elongation in Hyperopia (ODSEEH)

Refractive Error | Hyperopia

United States
Alcon Research

Completed

Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens

Refractive Errors

United States
Vision Service Plan
Foresight Regulatory Strategies, Inc.

Completed

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

Refractive Errors

United States
Massachusetts Eye and Ear Infirmary
University of Iowa; Alcon Research

Completed

Effect of Contact Lens Wear on Immune Cell Density and Morphology of the Ocular Surface

Refractive Error | Myopia

United States
Alcon Research

Completed

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

Refractive Error | Astigmatism | Myopia

United States
Gobiquity Mobile Health

Recruiting

Comparison of Visual Acuity Performed in Office Versus In Residence (VA IR vs IO)

Refractive Errors

United States, Israel
Alcon Research

Completed

Clinical Comparison of DDT2 Contact Lens and a Daily Disposable Contact Lens - Study 1

Refractive Error | Myopia

United States
Alcon Research

Completed

Clinical Comparison of 2 Daily Disposable Contact Lenses - Pilot Study 2

Refractive Errors | Myopia

United States
Alcon Research

Completed

Subjective Comfort With Multipurpose Care Solutions in Soft Contact Lens Wearers

Refractive Error | Astigmatism | Myopia

United States
Alcon Research

Completed

Clinical Comparison of Two Daily Wear Frequent Replacement Silicone Hydrogel Soft Contact Lenses

Refractive Errors | Ametropia

United States
Alcon Research

Completed

Clinical Evaluation of a Daily Wear Frequent Replacement Silicone Hydrogel Lens

Refractive Errors

United States

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