Search clinical trials for: Refractive Errors

Total 4838 results

TCI Co., Ltd.

Recruiting

Evaluation of Eye Health Benefits of Black Tomato Extract

High Myopia | Eye

Taiwan
Suzhou Kerui Medical Technology Co., Ltd
Suzhou Mingshi Optical Technology Co., Ltd

Recruiting

A Clinical Trial to Evaluate the Efficacy and Safety of Defocusing Lenses in Delaying Myopia Progression

Myopia

China
Alcon Research

Not yet recruiting

Post-market Clinical Follow-up Study of Alcon TOTAL30® Contact Lenses (Lehfilcon A)

Astigmatism | Myopia | Hyperopia | Ametropia

United States
Tianjin Eye Hospital

Not yet recruiting

To Evaluate the Efficacy and Safety of an Defocus Lens in Slowing the Progression of Myopia

Myopia, Progressive

China
Alcon Research

Not yet recruiting

Clareon PanOptix Pro vs. Clareon PanOptix - Study A

Presbyopia | Aphakia

United States
Alcon Research

Not yet recruiting

Clareon PanOptix Pro vs. Clareon PanOptix - Study B

Presbyopia | Aphakia

United States
Dongyang People's Hospital

Not yet recruiting

Base Curves of Bandage Contact Lenses and Their Effects on Post Trans-PRK Vision and Pain

Myopia

China
Euclid Systems Corporation

Not yet recruiting

Euclid Phoenix Lens Design Trial 2

Myopia | Cornea

United States
Laboratorios Sophia S.A de C.V.

Not yet recruiting

Study to Evaluate the Efficacy of Alleance® (Atropine Sulfate 0.01%) as a Treatment to Delay Myopia and Axial Ocular Elongation in Children.

Myopia | Myopia, Progressive
Assiut University

Not yet recruiting

Correction of Refractive Error Surprises After Cataract Surgery in Adults

Refractive Errors
University of Waterloo
Alcon Research

Not yet recruiting

Visual Performance of Dailies Total1 Multifocal and Acuvue Oasys Max 1-Day Multifocal in Presbyopic Lens Wearers (GIRAFFE)

Presbyopia

Canada
Loay Abdulmutalib Almusawi

Recruiting

Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs

Refractive Errors | Myopia | Hypermetropia | Myopic Astigmatism

Iraq
The Hong Kong Polytechnic University
The University of Hong Kong

Not yet recruiting

Combination Effect of Optical Defocus and Low Dose Atropine in Myopia Control

Myopia

Hong Kong
Essilor-Polylite Taiwan Co., Ltd.

Recruiting

Stellest Lenses and Low-concentration Atropine Myopia Control Among Children

Myopia

Taiwan
S-Alpha Therapeutics, Inc.

Recruiting

Pivotal Study of SAT-001 in Treatment of Pediatric Patient With Myopia

Myopia

Korea, Republic of
Shanghai Eye Disease Prevention and Treatment Center

Recruiting

Crossover RCT of TAMER Lenses in Myopia Control

Myopia | Progressive

China
Istituto Auxologico Italiano

Recruiting

Follow up of High Myopic Eyes (FWUPMIOPIA_ E)

Pathologic Myopia

Italy
Allotex, Inc.

Recruiting

Safety and Efficacy of an Intrastromal Transform Corneal Allograft (TCA) for Presbyopia Correction - Long Term Follow-up

Presbyopia

Czechia, Ireland, Turkey, United Kingdom
University of Waterloo
Alcon Research

Recruiting

Performance of DAILIES TOTAL1 Daily Disposable Contact Lenses in Habitual Soft Lens Wearers Who Report Substantial Digital Device Use (FOX)

Myopia

Canada
Bausch & Lomb Incorporated

Not yet recruiting

A Study to Evaluate the Safety and Efficacy of the Bausch + Lomb Myopia Control Lens for the Correction of Myopic Ametropia and Slowing the Progression of Myopia in Children

Myopia

China
Essilor International

Not yet recruiting

Optimization of a Photoretinoscopy Method for Determining the Objective Refraction of Children

Ametropia
Kazakh Eye Research Institute

Recruiting

Toric Intraocular Lens Implantation in Pediatric Cataract (TILIPC)

Astigmatism | IOL | Cataract Congenital

Kazakhstan
Alcon Research

Recruiting

Clareon Toric Study (T2-T9)

Corneal Astigmatism | Aphakia

Canada
University of Sheffield
Sheffield Children's NHS Foundation Trust

Recruiting

Accommodation Response in Hypermetropic Anisometropia (ARIHA Study) (ARIHA)

Accommodation Disorder | Anisometropic Amblyopia

United Kingdom
The Hong Kong Polytechnic University
The University of Hong Kong

Recruiting

Pharmacological and Non-pharmacological Treatment Effects on Children With Different Predicted Myopia Progression Rate

Myopia

Hong Kong
He Eye Hospital

Recruiting

Comparing Myopia Treatments in Youth: Defocus Spectacles, Glasses, and Ortho-K

Quality of Life | Myopia | Cost-effectiveness Analysis

China
Zhongshan Ophthalmic Center, Sun Yat-sen University
South China University of Technology

Not yet recruiting

Effects of Autostereoscopic 3D Visual Training on Binocular Vision Function of Myopes

Myopia

China
Ain Shams University

Not yet recruiting

Low Dose Atropine Eye Drops in Myopic Egyptian Children (LAMP)

Myopia Progression | Axial Length, Eye | Sclera Thickness

Egypt
National Taiwan University Hospital
Alcon Research

Not yet recruiting

3D Visualization System in Highly Myopic Cataract Operation (3D-HiMCO)

Cataract | High Myopia

Taiwan
Essilor International

Recruiting

Essilor® Stellest® Lenses Multicentre European Study (SLOMES) (SLOMES)

Myopia

Netherlands, France, Ireland
Democritus University of Thrace

Recruiting

Identification of Minimum Focal Points in Vision Curve Formation

Refractive Errors | Cataract | Presbyopia | Pseudophakia

Greece
Tianjin Eye Hospital

Recruiting

Evaluation of the Safety and Efficacy of Rigid Breathable Scleral Contact Lenses for the Correction of Ametropia

Corneal Astigmatism | Ocular Surface Disease | Contact Lens Complication | Irregular Astigmatism

China
SIFI SpA

Not yet recruiting

Observational Prospective Clinical Investigation on Monofocal Toric Intraocular Lens

Cataract | Astigmatism

Italy
Johnson & Johnson Surgical Vision, Inc.

Recruiting

A Multicenter, Observational, Single Arm Study of the TECNIS Presbyopia-correcting Intraocular Lens

Cataracts

Austria, France, Germany, Korea, Republic of, Netherlands, Spain
Coopervision, Inc.
Centre for Ocular Research & Education, Canada

Recruiting

Performance Comparison of Two Monthly Replacement Silicone Hydrogel Multifocal Lens Types

Presbyopia

United States, Canada
Carolina Eyecare Physicians, LLC
Science in Vision

Not yet recruiting

Vault Evaluation After ICL Implantation

Nearsightedness

United States
Tianjin Eye Hospital
Beihang University

Recruiting

A Study of Artificial Intelligence Assisted Small Incision Lenticule Extraction (SMILE) for Surgical Design and Influencing Factors

Myopia | Myopic Astigmatism

China
Shanghai Eye Disease Prevention and Treatment Center

Not yet recruiting

Differences and Wearing Safety and Comfort of New Defocus Incorporated Multiple Segments Spectacle Lenses

Myopia, Progressive
Second Affiliated Hospital, School of Medicine,...

Recruiting

Femtosecond Laser Arcuate Keratotomy Versus Toric Intraocular Lens Implantation in Cataract Surgery

Cataract | Astigmatism

China
National Yang Ming Chiao Tung University Hospital

Not yet recruiting

Early Intervention for Premyopic Children

Myopia | Preschool
Hoffmann-La Roche

Recruiting

A Study to Evaluate the Efficacy and Safety of Faricimab in Patients With Choroidal Neovascularization Secondary to Pathologic Myopia (POYANG)

Choroidal Neovascularization Secondary to Pathologic Myopia

Korea, Republic of, China, Australia, Singapore, Poland, France, Germany, Italy, Taiwan, Hong Kong
Coopervision, Inc.

Recruiting

1 Week Crossover Dispensing Study Between Two Soft Contact Lenses

Myopia

Canada
Ain Shams University

Not yet recruiting

Changes in Angle Kappa and Corneal Back Elevations After Laser in Situ Keratomileusis in Myopic Astigmatism

Refractive Errors
Alcon Research

Recruiting

Evaluation of Long-term Safety and Performance of PanOptix Intraocular Lens (IOLs)

Presbyopia | Astigmatism | Aphakia

Spain
Renmin Hospital of Wuhan University

Recruiting

Wuhan High Myopia Study (LOVE-WH)

High Myopia

China
The Hong Kong Polytechnic University
HOYA Lamphun Ltd; Centre for Eye and Vision Research

Recruiting

Baseline Relative Peripheral Refraction in Myopia Control

Myopia

Hong Kong
Qilu Pharmaceutical Co., Ltd.

Recruiting

A Phase 3 Clinical Study of QLM3004 in Delaying Myopia in Children

Myopia

China
Peking University Third Hospital

Not yet recruiting

Total Corneal Astigmatism Prevalence in Cataract Patients

Cataract

China
nthalmic Pty Ltd
Zhong Jing Wei Shi (Suzhou) Optical Technology Ltd.

Recruiting

Spectacle Films Utilising S.T.O.P.® Technology for Slowing Down Myopia Progression in Children

Myopia

China, India
The University of New South Wales
University of California, Berkeley; State University of New York College of... and other collaborators

Not yet recruiting

Multicenter Evaluation of Near Vision and Outdoor Time in Kids Study (MENOK)

Myopia

United States, Australia

Search clinical trials for: Refractive Errors

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