Clinical Trials on Medical Errors

Total 6393 results

Alcon Research

Completed

Clinical Performance of Two Daily Disposable Toric Soft Contact Lenses

Refractive Errors | Astigmatism | Ametropia

United States
Wrocław University of Science and Technology
Wroclaw Medical University

Active, not recruiting

Choroidal Thickness Change in Response to Physiological and Refractive Changes

Refractive Errors | Accommodation Disorder

Poland
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
KK Women's and Children's Hospital

Withdrawn

Does Undercorrection of Myopia Retard Myopia Progression Among Kindergarten Children?

Refractive Error - Myopia
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
State University of New York at Buffalo

Recruiting

A Pilot, Feasibility Study of Intermittent Caloric Restriction Plus Plant-based Diet in Cancer Patients Receiving Chemotherapy

Medical Oncology | Integrative Oncology | Medical Nutrition Therapy

United States
State University of New York at Buffalo

Recruiting

A Pilot and Feasibility Study of a Dietary Intervention With Low-protein Meals in Cancer Patients Receiving Immunotherapies

Medical Oncology | Integrative Oncology | Medical Nutrition Therapy

United States
Tianjin Eye Hospital

Recruiting

The Initiating Factors of Myopia Among Primary and Secondary School Students in Tianjin

Myopia; Refractive Error

China
Abbott Medical Optics

Completed

Prospective S&E Study of Wavefront-guided PRK for Myopia With iDesign Advanced Wavescan Studio™ System and Star S4 IR™

Stable Myopic Refractive Error, With or Without Astigmatism

United States
Suzan A Rattan

Completed

Femto-flap Versus SBK Flap,Predictability and Variability

Refractive Errors | Refractive Surgery

Iraq
UMC Utrecht

Unknown

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

Astigmatism | Myopia | Refraction Error

Netherlands
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
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
The Hospital for Sick Children
Children's Hospital of Eastern Ontario; Montreal Children's Hospital of the...

Completed

Paediatric Resident Complex Care Curriculum RCT

Medical Education | Children With Medical Complexity | Complex Care | Pediatric Residents

Canada
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
Sun Yat-sen University

Unknown

Environmental Health and Myopia Prevention and Control

Refractive Errors | Myopia (Disorder)

China
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
The National Eye Hospital, Cairo, Egypt

Unknown

Comparison of Intraocular Lens Power Calculation Methods After Corneal Laser Refractive Surgery in Axial and Refractive Ammertropia

Refractive Errors | Cataract

Egypt
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
Harvard University Faculty of Medicine

Completed

Comparing the Effect of Video-cases and Text-cases on Medical Students' Learning in Tutorial

Problem-based Learning | Education, Medical | Problem Solving | Education, Medical, Undergraduate | Interactive Tutorial

United States
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
University of Illinois at Chicago
The National Board of Medical Examiners

Completed

Measuring Quality of Medical Student Performance at Contextualizing Care

Diagnosis | Education, Medical, Undergraduate | Medical History Taking

United States
Pediatric Clinical Research Platform
Geneva Emergency Medical Services, Geneva, Switzerland; Lausanne Emergency... and other collaborators

Completed

Reducing Prehospital Medication Errors & Time to Drug Delivery by EMS During Simulated Pediatric CPR

Emergency Medical Services | Pediatrics | Resuscitation | Cardiopulmonary Arrest | Medication Errors

Switzerland
Ophtec BV

Recruiting

Clinical Trial With Artiflex Presbyopic

Refractive Errors | Presbyopia | Myopia | Hyperopia | Ametropia

Korea, Republic of, Netherlands, Spain
Moorfields Eye Hospital NHS Foundation Trust

Completed

PRO Measure for Refractive Surgery IRAS Project Number 246072

Refractive Errors | Lens Diseases | Satisfaction | Cornea

United Kingdom
Democritus University of Thrace

Completed

Premium Monovision Versus Other Types of Monovision and Bilateral Trifocal Implantation.

Refractive Errors | Cataract | Presbyopia

Greece

Clinical Trials on Medical Errors

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