Clinical trials: Visual Acuity
Visual Acuity
Evaluating ACUVUE® Abiliti™ 1-Day Soft Therapeutic Lenses for Myopia Management
This is a single-site, prospective, single-arm, open-label, real-world evidence study with a minimal study duration of 1-year, up to 2-year follow-up to evaluate overall visual acuity.
- Trial name
- NCT05634408
- Testing
- ACUVUE® Abiliti™ 1-Day Soft Therapeutic Lenses for Myopia Management (A1D)
- Where
- China
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Performance Evaluation of DIY Digital Visual Acuity Test
This study aims to verify the accuracy of a new Digital Visual Acuity test. The test results obtained with the support of the device will be compared to the current standard of care related to visual acuity testing.
- Trial name
- CI01-2022 (NCT07331870)
- Testing
- Comparaison of the investigation device measurement with standard of Care
- Where
- Denmark
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ojenforeningen
Retinal Dystrophies, Color Vision Defects
Natural History Study of Inherited Retinal Diseases
This prospective, observational investigation seeks to delineate the interplay between chromatic vision deficits and both functional visual outcomes and anatomical retinal biomarkers in individuals affected by Inherited Retinal…
- Conditions
- Retinal Dystrophies, Color Vision Defects, Vision Disorders, Macular Degeneration
- Trial name
- MojiLVCDT (NCT07085533)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Zhongmou Therapeutics
Visual Acuity, Refractive Errors
Assessing the Turkish DDIVAT for Visual Acuity Measurement
The goal of this observational methodological study is to validate the Turkish version of the DDIVAT visual acuity measuring device in a Turkish-speaking adult population.
- Conditions
- Visual Acuity, Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT07240480
- Testing
- DDIVAT Visual Acuity Test (Turkish Version)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Trakya University
Visual Acuity
Evaluation of a Digital Visual Acuity Device vs. Standard Visual Acuity Measurements
The purpose of this research is to validate and determine the accuracy of the experimental device when measuring visual acuity versus our standard visual acuity measurements and to gather voice recordings of letters to help build…
- Trial name
- NCT06431295
- Testing
- FaceScan
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Visual Acuity
Evaluation of the Clinical Performance of Daily Disposable Silicone Hydrogel Multifocal Toric Contact Lenses
This will be an open-label, 3-visit, single-arm, dispensing clinical trial to evaluate visual acuity.
- Trial name
- NCT06377488
- Testing
- JJVC Investigational Multifocal Toric Contact Lens manufactured in Senofilcon A (C3) material with UV blocker / HEV filter
- Where
- 15 sites in United States
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity, Accommodation
Exploring the Eye Care Benefits of Cordyceps Cicadae Across Different Age Groups
The aim of this study is to evaluate the underlying mechanisms of consuming two capsules (each containing 250 mg of Cordyceps cicadae mycelium, for a total intake of 500 mg) of Grape King's Cordyceps cicadae mycelium through a…
- Conditions
- Visual Acuity, Accommodation, Dry Eye
- Trial name
- NCT07135180
- Testing
- Cordyceps cicadae, Blank control
- Where
- Taiwan
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Visual Acuity, Accommodation
Evaluation of the Protective Effects of Cordyceps Cicadae on Visual Function and Anti-Fatigue Performance in Esports Athletes
The objective of this study is to evaluate, through a clinical human consumption trial, the effects of taking two capsules (each containing 250 mg of Cordyceps cicadae mycelium, for a total intake of 500 mg per dose) of Grape…
- Conditions
- Visual Acuity, Accommodation, Dry Eye
- Trial name
- NCT07135193
- Testing
- Cordyceps cicadae, Blank control
- Where
- Taiwan
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Dry Eye, Eye Strain
Effects of Gunnar Computer Glasses on Viewing Comfort and Performance
The proposed study aims to test if Gunnar computer glasses provide any advantages, in comparison to no glasses, on the following aspects in computer-related office work: Any enhancement on the visual performance of the basic…
- Conditions
- Dry Eye, Eye Strain, Visual Acuity, Color Perception
- Trial name
- NCT02925884
- Testing
- Gunnar OTC Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Pacific University
Visual Acuity
A New Parameter for the Assessment of Distance Visual Capacity: the Critical Visual Acuity (CVA)
The conventional examination of the visual acuity (VA) does not take into account the patient's reading speed. However, the consideration of the speed for the recognition of the VA charts' symbols leads to the more accurate and…
- Trial name
- NCT04632901
- Testing
- VA assessment, CVA assessment
- Where
- Greece
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Cataract, Presbyopia Correction
The Purpose is to Evaluate Visual Acuity for Distance, Intermediate and Near and Additionally Contrast Sensitivity at 25% and 10% of Illumination After Implantation of Trifocal IOL, Extended Range of Vision IOL, Bifocal IOL With Low Addition and Monofocal IOL
The objective of this study was to evaluate the effect of intraocular lens (IOL) selection on visual acuity and refractive outcomes, to assess the impact of IOL type on postoperative contrast sensitivity, and to investigate…
- Conditions
- Cataract, Presbyopia Correction, Visual Acuity
- Trial name
- IOL (NCT07008768)
- Testing
- Cataract surgery and refractive lens exchange surgery, TRIFOCAL IOL, EROV IOL
- Where
- Croatia
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- University Eye Hospital Svjetlost
Visual Acuity
Evaluation of Acuvue Oasys 1-Day Contact Lenses in New Wearers
This is a multi-site, bilateral, dispensing, non-randomized, uncontrolled, unmasked, single arm study to evaluate visual acuity in neophytes.
- Trial name
- NCT06333613
- Testing
- ACUVUE OASYS® 1-DAY with HydraLuxe™ TECHNOLOGY (AO1D)
- Where
- 5 sites in United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Temporal Interference Brain Stimulation
The primary aim of this study is to translate temporal interference (TI) stimulation methodology into humans and examine its safety, feasibility, steerability, and focality.
- Trial name
- TI (NCT03747601)
- Testing
- Temporal Interference (TI) Stimulation
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Intrinsic Capacity, Frailty
Project ICOPE Brazil: Assessment of Intrinsic Capacity in Brazilian Older Adults
The ICOPE Brazil study aims to understand aging trajectories in Brazil, especially healthy aging trends based on intrinsic capacity, a collective of mental and physical capacities one may have to maintain their functional ability…
- Conditions
- Intrinsic Capacity, Frailty, Aging, Healthy Aging
- Trial name
- ICOPE-BR (NCT06968702)
- Volunteers
- 3,838 people
- Sponsor
- University of Sao Paulo
Visual Acuity, Geographic Atrophy
A Study to Evaluate the Safety and Clinical Response of Subretinal Administration of CNTO 2476 in Participants With Geographic Atrophy
The purpose of this study is to evaluate the safety and performance profile of the suprachoroidal surgical approach and the Delivery System.
- Conditions
- Visual Acuity, Geographic Atrophy, Macular Degeneration
- Trial name
- PRELUDE (NCT02659098)
- Testing
- CNTO 2476 3.0 x 10^5 cells, Subretinal Delivery System
- Where
- 8 sites in United States
- Volunteers
- 21 people
- Sponsor
- Janssen Research & Development, LLC
Visual Acuity
Objective Vision Evaluation of Two Cosmetic Contact Lenses
This is a single visit, single site, brand-masked, non-dispensing, 2×2 bilateral crossover study. Each subject will be bilaterally fitted with one of the two test articles in each of the study periods.
- Trial name
- NCT04287036
- Testing
- JJVC Investigational Contact Lens, 1-DAY ACUVUE® DEFINE® Radiant Sweet™
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Evaluating Visual Acuity and Initial Fit Performance of Two Soft Contact Lenses
This is a multi-center, randomized, controlled, double-masked, 2x2 cross-over, non-dispensing study to compare visual acuity and lens fit performance.
- Trial name
- NCT04954833
- Testing
- EMO-200, EMO-118
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Visual Performance of Soft Contact Lenses With Myopia Control Optics
This is a multi-site, bilateral, dispensing, randomized, controlled, single-masked, 3x3 crossover study with a run-in period.
- Trial name
- NCT05141448
- Testing
- 1-Day Acuvue Moist, EMO-118, EMO-114
- Where
- United States
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
The Effects of Contact Lenses With UV/HEV-Filter on Visual Function
This is a 2-phase, single-site, non-dispensing, randomized, controlled, double-masked, 2x2 crossover study to objectively measure potential benefits of a new UV/HEV filter using psychophysical testing techniques.
- Trial name
- NCT05601544
- Testing
- ACUVUE OASYS 1-Day, ACUVUE OASYS MAX 1-Day, ACUVUE OASYS Multifocal
- Where
- United States
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Clinical Investigation of Visual Acuity in Contact Lens Wearers After Instillation of Investigational Lubricating Eye Drops
This will be a single-visit, multi-site, randomized, single-masked, bilateral, active-controlled, non-dispensing, 2X2 crossover study.
- Trial name
- NCT05814367
- Testing
- Blink® Tears eye drops in a multidose bottle, Preservative-free investigational lubricating eye drops in a Novelia® eyedropper
- Where
- 3 sites in United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.