Search clinical trials for: Refractive Errors

Total 4847 results

GuangZhou WeiShiBo Biotechnology Co., ltd

Recruiting

The Exploratory Clinical Trials on the Primary Safety and Effectiveness of High Myopic Posterior Scleral Fixation System

High Myopia | Macular Schisis

China
Reis Augenklinik AG

Not yet recruiting

Myopia Prevention With Reading Glasses (SMART2)

Myopia

Liechtenstein
Chulalongkorn University

Not yet recruiting

Efficacy and Safety of Astaxanthin in Volunteer With Refraction Errors

Refractive Errors
Optall Vision

Recruiting

Pilocarpine, Brimonidine, Oxymetazoline (PBO) Compound to Control Presbyopia Symptoms (PBO)

Presbyopia

Mexico
Optall Vision

Recruiting

Comparison of a Compound With Pilocarpine and Brimonidine to Improve Near Vision in Healthy Presbyopic Patients (PBOHB)

Presbyopia

Mexico
The Filatov Institute of Eye Diseases and Tissue...
Odessa National Medical University; Mykolaiv Region Ophthalmogical Hospital; Central... and other collaborators

Recruiting

Brolucizumab for CNV Associated With Pathologic Myopia (COASTUAbaCNV)

Pathologic Myopia

Ukraine
EyeQue Corp.
Sheba Medical Center

Recruiting

Study in Pediatric Volunteers of a Handheld Device Versus a Standard Diagnostic Device in Ophthalmic Refraction

Refractive Errors | Accomodation | Diagnostic Self Evaluation

Israel
Sohag University

Not yet recruiting

Comparison Between Different Investigations Used in Intraocular Lens Calculation in High Myopic Cataractous Patients

Calculation of Intraocular Lens in High Myopic Cataractous Patients
Aier School of Ophthalmology, Central South University

Recruiting

Evaluation of Visual Acuity in Myopic Cataract Patients Using Trifocal Intraocular Lens

Cataract | Myopia | Intraocular Lens

China
Sunshine Guojian Pharmaceutical (Shanghai) Co.,...

Recruiting

601 Versus Ranibizumab in Patients With Pathological Myopic Choroidal Neovascularization (pmCNV)

Pathological Myopic Choroidal Neovascularization

China
Assiut University

Not yet recruiting

Laser Correction of Astigmatism Using Vector Analysis

Astigmatism
Second Affiliated Hospital, School of Medicine,...

Recruiting

Investigating the Safety and Effect of Overnight Orthokeratology and Its Influencing Factors

Myopia

China
Dar Al Shifa Hospital

Recruiting

Clinical Outcomes With a New Monofocal IOL Enhanced for Intermediate Vision

Presbyopia

Kuwait
University of Bern

Not yet recruiting

Characterization of the Corneal Biomechanics of Patients Treated by Corneal Lenticule Extraction for Advanced Refractive Correction (CLEAR) to Correct Myopia (CLEAR Biomech)

Myopia

Switzerland
Assiut University

Not yet recruiting

Comparative Study in Measuring Anterior Chamber Depth

Error, Refractive
Brien Holden Vision Institute

Recruiting

Eye Length Signal With Myopia Control

Myopia

Vietnam
Ziemer Ophthalmic Systems AG

Recruiting

LASIK Surgery With a New Laser for the Treatment of Myopia Without Astigmatism (AQUARIUZ2020)

Astigmatism | Myopia

Switzerland
Prim. Prof. Dr. Oliver Findl, MBA

Recruiting

Rotation Stability of Toric Intraocularlens (IOL) Compared Sitting Against Lying After Cataract Operation

Astigmatism

Austria
Khon Kaen University

Not yet recruiting

Physiologic Ocular Changes During Pregnancy in Women With High Myopia.

Pregnancy Related | High Myopia
Democritus University of Thrace
University of Thessaly

Recruiting

A Web-based Digital Distance Visual Acuity Test (DDVIT)

Refractive Errors | Vision Disorders | Low Vision

Greece
University of Arizona
National Eye Institute (NEI)

Recruiting

Spectacle Prescribing in Early Childhood (SPEC)

Eyeglasses | Astigmatism Bilateral

United States
Zhongshan Ophthalmic Center, Sun Yat-sen University
The Second People's Hospital of Foshan; Tianjin Medical University Eye Center

Recruiting

Repeated Low-Level Red-Light Therapy and Orthokeratology in Fast-progressing Myopia Control

Eye Diseases | Refractive Errors | Myopia, Progressive

China
Icahn School of Medicine at Mount Sinai

Recruiting

Comparing Vision Tests in a Virtual Reality Headset to Existing Analogues (RTS1)

Macular Degeneration | Ametropia | Ptosis

United States
Shanghai Eye Disease Prevention and Treatment Center

Recruiting

The Effect and Safety of Different Doses of Atropine on Myopic Progression of Highly Myopic Children: Multi-centered Randomized Clinical Trial

High Myopia

China
Parkhurst NuVision Clinical Research LLC
Alcon Research

Recruiting

Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery

Refractive Errors | Cataract

United States
EyeQue Corp.

Recruiting

Handheld Device Compared With a Standard Eye Care Diagnostic Device in Measuring Ophthalmic Refraction

Refractive Errors | Vision Disorders

United States
Ophtec BV

Recruiting

Clinical Trial With Artiflex Presbyopic

Refractive Errors | Presbyopia | Myopia | Hyperopia | Ametropia

Korea, Republic of, Netherlands, Spain
Queen's University, Belfast
University of Michigan; Zhongshan Ophthalmic Center, Sun Yat-sen University; ... and other collaborators

Recruiting

PROductivity Study of Presbyopia Elimination in Rural-dwellers II (PROSPERII)

Presbyopia

India
Medical University of Vienna

Recruiting

Femtosecond Laser-assisted Astigmatism Treatment (FLAAT)

Astigmatism | Age Related Cataracts

Austria
Sun Yat-sen University

Recruiting

Myopic Optic Neuropathy in Chinese High Myopia Population

Eye Diseases

China
Sun Yat-sen University

Recruiting

Effect of Lowering IOP in Glaucoma Suspects With HM (GSHM)

High Myopia | Glaucoma, Suspect

China
Beeran Meghpara, MD

Recruiting

Anesthetic Impregnated Bandage Soft Contact Lens (BSCL) in Pain Management After Photorefractive Keratectomy (PRK)

Refractive Errors | Astigmatism | Myopia | Hypermetropia

United States
Peking University Third Hospital
People's Hospital of Guangxi

Recruiting

Prospective Clinical Study of Different Intraocular Lens Implantation Designed for the Correction of Presbyopia

Presbyopia | Cataract Senile

China
Centre Hospitalier Universitaire de Saint Etienne

Recruiting

Atropine 0.01% Eyedrops for Evolutive Myopia Treatment in Children

Children | Myopia

France
The First Affiliated Hospital with Nanjing Medical...

Not yet recruiting

Choroidal Change on OCTA in Eyes With High Myopia

Myopia, Progressive | Choroid Disease

China
Technische Universität Dresden

Recruiting

Dresden Corneal Disease and Treatment Study

Corneal Astigmatism | Keratoconus | Corneal Ectasia | Corneal Disease | Keratopathy

Germany
Johnson & Johnson Surgical Vision, Inc.

Recruiting

Clinical Investigation of the CHEETAH SYSTEM FOR THE CORRECTION OF MYOPIA WITH AND WITHOUT ASTIGMATISM

Astigmatism | Myopia

Croatia, India, Italy, Singapore
Paragon Vision Sciences
TigerMed

Recruiting

Post-market Follow Up Study on Paragon CRT® 100 (Paflufocon D)

Myopia

China
SiVIEW

Not yet recruiting

Comparison of Subjective Refraction Measurement With SiVIEW Software and by an Expert

Eye Diseases | Ametropia

France
Zhongshan Ophthalmic Center, Sun Yat-sen University

Not yet recruiting

Productivity Study of Presbyopia Improvement in Textile Workers

Presbyopia

China
Suphi Taneri

Recruiting

Clinical Results of Small Incision Lenticule Extraction (SMILE) for the Correction of High Myopia

Myopia | High Myopia

Germany
Queen's University, Belfast
Stanford University; Zhongshan Ophthalmic Center, Sun Yat-sen University; Ningxia... and other collaborators

Not yet recruiting

Correcting Myopia Among Secondary School Children to Increase Academic High School Attendance Rates in Rural Communities (SWISH)

Refractive Errors

China, United Kingdom
AMO Development, LLC

Recruiting

Wavefront-guided LASIK for Monovision Treatment of Myopic Subjects With Presbyopia

Refractive Error

United States
United States Naval Medical Center, San Diego
Carl Zeiss Meditec, Inc.

Recruiting

SMILE (Small Incision Lenticule Extraction) in the DoD (Department of Defense)

Astigmatism | Myopia

United States
Eyenovia Inc.

Recruiting

Microdosed Atropine 0.1% and 0.01% Ophthalmic Solutions for Reduction of Pediatric Myopia Progression

Myopia

United States
The Hong Kong Polytechnic University
Aston University; Queensland University of Technology

Recruiting

Orthokeratology for High Myopia (OHM) Study

Myopia | High Myopia

Hong Kong
University Eye Hospital, Freiburg

Recruiting

Low-dose Atropine for Myopia Control in Children (AIM)

Myopia, Progressive

Germany
London Vision Clinic
Optana GmbH

Recruiting

Treatment of Vision Disturbances Due to Corneal Irregularities by Trans-epithelial Optical Phototherapeutic Keratectomy (TE-oPTK)

Corneal Astigmatism

United Kingdom
Medical University of Vienna

Recruiting

Rotation of Hydrophobic Acrylic Lenses - Rayner RA0800C & Alcon Clareon & Hoya Nanex & Hoya Vivinex XY1-EM & RayOne EMV Toric

Astigmatism | Age Related Cataracts

Austria
Johnson & Johnson Surgical Vision, Inc.

Recruiting

A Prospective, Multi-Center Evaluation of Corneal Flap Creation Using Cheetah Femtosecond Laser System and Cheetah Patient Interface

Refractive Error

Singapore, India

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