Clinical trials: Anisometropia
Amblyopia, Anisometropia
Amblyopia (Lazy Eye) Treatment Study
The purpose of this study is to compare the results of two standard treatments for amblyopia in order to find out if one is more effective than the other.
- Conditions
- Amblyopia, Anisometropia, Strabismus
- Trial name
- NCT00001864
- Testing
- Atropine, Patch
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- National Eye Institute (NEI)
Amblyopia
Evaluation of a Smartphone Application, GoCheckKids™ as a Photo Screening Tool in a Pediatric Population
Objective: Prospective evaluation of GoCheckKids™, a smartphone application ('App') as a photo screening device in a pediatric population to detect amblyopia risk factors (ARFs) Method: Photorefraction images are captured using…
- Trial name
- NCT03119675
- Testing
- GoCheck Kids (iOS), GoCheck Kids (Windows)
- Volunteers
- 358 people
- Sponsor
- Gobiquity Mobile Health
Anisometropia, Hyperopia
Effect of Light-Blocking Lenses on Hyperopic Anisometropic Children
To evaluate the effectiveness of light-blocking lenses in promoting emmetropization and reducing anisometropia in children with hyperopic anisometropia, and to assess the impact of light-intercepting lenses on visual function in…
- Trial name
- NCT07142928
- Testing
- light-blocking lenses, single-vision lenses
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Amblyopia, Anisometropia
Enhanced Housing Photoscreeners 2WIN and GoCheckKids Compared in Burma and Alaska
"Adaptica" (Padova, Italy) designed a fixed-distance, dark portable tube with power and remote control for the "2WIN: photoscreener.
- Trial name
- NCT04068129
- Testing
- photoscreen
- Where
- United States
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Visual Acuity, Astigmatism
LFR-260 vs Traditional Phoropter in Visual Acuity Testing
The purpose of this study is to establish if LFR-260 (investigational device) is not inferior in effectiveness to a traditional phoropter (control device) when applied in visual acuity test in subjects undergoing a full routine…
- Conditions
- Visual Acuity, Astigmatism, Anisometropia
- Trial name
- NCT05259163
- Testing
- LFR-260 portable phoropter, Traditional phoropter (SOC)
- Where
- 2 sites in United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Evolution Optiks Limited
Anisometropic Amblyopia, Strabismic Amblyopia
3D Movie Viewing vs Occlusion for Treating Amblyopia in Children
Amblyopia is a common childhood visual disorder that affects vision in one eye and can also impair depth perception (stereopsis).
- Trial name
- VISTA3D (NCT07563946)
- Testing
- 3D Movie Viewing, Occlusion Therapy
- Volunteers
- 56 people
- Sponsor
- Universitat Politècnica de Catalunya
Amblyopia, Anisometropic, Pediatric
Multimodal Therapy in Anisometropic Amblyopia
This study aims to evaluate whether a six-month app-based visual therapy program, called AmblyoPlay, can improve visual acuity, oculomotor skills, and balance in children with anisometropic amblyopia (a type of "lazy eye" caused…
- Conditions
- Amblyopia, Anisometropic, Pediatric, Postural Balance, Vision Therapy
- Trial name
- MUTA (NCT07093840)
- Testing
- AmblyoPlay Digital Visual Therapy, control group
- Where
- Turkey (Türkiye)
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Yusa Basoglu
Aniseikonia, Anisometropia and Aniseikonia
A New Measurement of Anseikonia Tolerance
Population 1: Measure the effect of size glasses from1-9% on stereopsis Population 2: Measure the effect of size glasses from 1-9% on stereopsis in two settings: before and after cataract surgery after dilation of the eye
- Trial name
- NCT03832335
- Testing
- Measurement of aniseikonia tolerance
- Where
- Denmark
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Glostrup University Hospital, Copenhagen
Amblyopia
Light-deprivation Utilized to Mitigate Amblyopia
Amblyopia is an impairment in spatial vision caused by asymmetry in the quality of visual input across the two eyes during childhood.
- Trial name
- LUMA (NCT02685423)
- Testing
- Binocular deprivation 10 days, Vision training
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
Anisometropic Amblypia
Anisometropia Amblyopia Improved by Perceptual Learning and Patching
To compare the effects of perceptual learning with patching on improving visual acuity and contrast sensitivity in payient with anisometropic amblyopia.
- Trial name
- NCT00498641
- Testing
- computer program and patching
- Volunteers
- healthy volunteers welcome
- Sponsor
- Tri-Service General Hospital (TSGH)
Amblyopia, Anisometropia
Dichoptic Virtual Reality Therapy for Amblyopia in Adults
This was a randomized, masked, controlled study of the effect of a virtual reality, binocular, 3-dimensional video game on visual acuity and stereopsis in adult patients with amblyopia.
- Conditions
- Amblyopia, Anisometropia, Strabismus
- Trial name
- NCT02246556
- Testing
- Dichoptic therapy, Patching therapy, Dioptic (non-dichoptic) therapy
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- University of California, San Francisco
Amblyopia, Strabismus
Attention-based Binocular Training for Impaired Stereopsis (BRAVE)
This study evaluates a novel attention-based binocular visual search training paradigm designed to improve stereopsis (stereo vision) in individuals with impaired binocular vision.
- Conditions
- Amblyopia, Strabismus, Anisometropia, Binocular Vision Abnormalities
- Trial name
- BRAVE (NCT07803458)
- Testing
- Attention-Guided Dichoptic Visual Search Training, Zero-Disparity Dichoptic Visual Search Task
- Where
- 2 sites in Hong Kong
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre for Eye and Vision Research
Anisometropia, Hyperopia
Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia
Photorefractive keratectomy (PRK) with excimer laser has been used successfully to treat myopia, hyperopia, and astigmatism in adults for over 35 years.
- Conditions
- Anisometropia, Hyperopia, High Myopia, Amblyopia Isometropic
- Trial name
- NCT03610997
- Testing
- Photorefractive keratectomy
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Baylor College of Medicine
Amblyopia, Anisometropic Amblyopia
Correction of Anisometropic Amblyopia in Children.
Anisometropic amblyopia among children in school age may affects quality of life and educational progress of children.
- Conditions
- Amblyopia, Anisometropic Amblyopia, Anisometropia and Aniseikonia, Refractive Errors
- Trial name
- NCT05325021
- Testing
- Axial length measurement in millimeter (mm) by optical biometry device, Autorefractometer to measure the refractive error in both eyes.
- Where
- Egypt
- Volunteers
- 200 people
- Sponsor
- Benha University
Cataract
Optimizing Refractive Results and Patient Satisfaction After Cataract Surgery
Cataract surgery is the most common eye surgery in the world. If the patient with cataract uses spectacles and both patient and surgeon find it beneficial, it is possible to compensate for the spectacles during surgery and…
- Trial name
- ORAPSCA (NCT05001932)
- Testing
- Cataract surgery
- Where
- Denmark
- Volunteers
- 400 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Amblyopia, Strabismus
Screening for 3-D Visual Disorders in Preschool Children
Visual screening is necessary among pre-school children as they found themselves in a critical period of visual developement. To date, there are no national vision screening program that has been implemented nationwide.
- Conditions
- Amblyopia, Strabismus, Anisometropia
- Trial name
- VISION (NCT05204069)
- Testing
- Instillation of cyclopentolate
- Where
- France
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Anisometropia
Ten-year Follow-up of Laser in Situ Keratomileusis in Patients 8 to 15 Years Old
The purpose of this study is to determine the safety, efficacy, predictability, and stability of laser in situ keratomileusis (LASIK) to correct high anisometropia in patients 8 to 15 years old in whom conventional treatments…
- Trial name
- NCT00800774
- Testing
- LASIK
- Where
- Brazil
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Instituto de Olhos de Goiania
Amblyopia, Anisometropia
Dichoptic Treatment vs. Patching for Moderate Anisometropic Amblyopia
Recently, there has been an increased interest in evaluating binocular therapies (e.g perceptual learning and dichoptic treatment) for amblyopia.
- Trial name
- NCT04302701
- Testing
- Dichoptic treatment using virtual reality, Patching
- Volunteers
- 84 people
- Sponsor
- Cairo University
Myopia, Anisometropia
Ocular Response Analyzer Assessment of Intraocular Pressure and Corneal Biomechanical Properties in Myopic and Anisometropic Patients Under Atropine Treatment
Our study has three parts has three parts, and the main aim of the study is to find out if corneal hysteresis was associated with myopia or even a predictor of myopia poor control predictor: Part 1 of our study: patients with…
- Trial name
- NCT00658502
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Anisometropic Amblyopia, Accommodation Disorder
Accommodation Response in Hypermetropic Anisometropia (ARIHA Study)
Anisometropic amblyopia is when one eye has a much stronger glasses prescription than the other, causing poor vision in one eye, even with glasses, because the brain favours the better-seeing eye.
- Trial name
- ARIHA (NCT06286410)
- Testing
- Bespoke glasses prescription worn during amblyopia treatment.
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Sheffield