Clinical trials: Vision Screening
Strabismic Amblyopia, Refractive Amblyopia
Comparative Validation of "Blinq" and "2WIN" Vision Screeners
After 28 years of development, the binocular birefringence screener ("blinq," "Rebion") was commercially released. It need to be validated with AAPOS (American Association for Pediatric Ophthalmology and Strabismus) criteria in…
- Conditions
- Strabismic Amblyopia, Refractive Amblyopia, Strabismus
- Trial name
- NCT04195711
- Testing
- objective pediatric vision screen, "blinq,"
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Alaska Blind Child Discovery
Myoma
Vision Screening Study for College Students at Nankai University
The prevalence of myopia among high school students in China is as high as 80%-90%. For college students with longer years of education, the majority of myopia and the factors influencing the prevalence of high myopia should be…
- Trial name
- NCT05925153
- Testing
- No intervention
- Where
- China
- Volunteers
- 8,500 people
- Sponsor
- Tianjin Eye Hospital
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
Amblyopia
Is Non-cycloplegic Photorefraction Applicable for Screening Refractive Risk Factors of Amblyopia?
Purpose: : This study was performed to compare the accuracy of non-cycloplegic photorefraction with cycloplegic refraction in detection of refractive amblyopia risk factors and determine some corresponding beneficial cut points.
- Trial name
- NCT01308307
- Testing
- photorefraction
- Where
- Iran
- Volunteers
- 185 people
- Sponsor
- Shahid Beheshti University of Medical Sciences
Behavioral Dynamics, Visual Impairment
Video Screening for Visual Impairment of Infants
An individual senses the world and reflects feedbacks via independent behaviors. Such precise collaboration of the sensory and behavioral systems is fundamental to survival and evolution.
- Trial name
- NCT04237350
- Testing
- Video recording for behaviors
- Where
- China
- Volunteers
- 3,652 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Amblyopia
Early Detection and Prevention of Amblyopia and Visual Impairment Through Systematic Pediatric Vision Screening
Amblyopia, characterized by reduced visual acuity, develops in childhood due to insufficient sensory stimulation of the affected eye.
- Trial name
- FALSSE (NCT07112560)
- Testing
- Standard screening procedure for amblyopia, New amblyopia screening method using a virtual reality headset.
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Amblyopia, Refractive Errors
Vision Screening for the Detection of Amblyopia
INTRODUCTION. Amblyopia is defined as the loss of visual acuity (VA) in one or both eyes, without any obvious structural or pathological anomalies.
- Conditions
- Amblyopia, Refractive Errors, Anisometropia, Strabismus
- Trial name
- NCT01430247
- Testing
- Amblyopia screening
- Where
- Croatia
- Volunteers
- 7,000 people
- Sponsor
- Mladen Busic
Digital Eye Strain (DES), Computer Vision Syndrome
Digital Eye Strain in Online Learning and Remote Work Environments: A Systematic Review
This systematic review aims to evaluate the prevalence of digital eye strain (DES) among individuals engaged in online learning and remote work, identify associated demographic, behavioral, environmental, and ocular risk factors…
- Trial name
- DES-OLRW (NCT07707908)
- Testing
- Systematic Literature Review
- Where
- Egypt
- Volunteers
- 8,972 people, healthy volunteers welcome
- Sponsor
- Benha University
Vision Disorders
SPOT Vision Screening
The purpose of this protocol is to determine if the Welch-Allyn Spot Vision Screener (SPOT) is effective at detecting various risk factors for poor vision in developmentally delayed children.
- Trial name
- NCT03479021
- Testing
- Welch-Allyn Spot Vision Screener
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Children's Hospital Colorado
Amblyopia, Strabismus
Improving Quality Vision Outcomes in Managed Care Setting While Reducing Cost by Use of Accurate, Automated Screening
Amblyopia ("lazy eye") and strabismus (misaligned eyes) are medical eye conditions that combine as the leading causes of preventable vision loss in children.
- Trial name
- NCT02536963
- Testing
- Pediatric Vision Scanning device, Reference examination
- Where
- United States
- Volunteers
- 318 people, healthy volunteers welcome
- Sponsor
- Rebiscan, Inc.
Preterm Less Than 32wks With IVH, WMI/PVL, Late Preterm or Term (37-42wks) With Neonatal Encephalopathy Treated With Hypothermia for HIE
Cerebral/ Cortical Visual Impairment: Screening, Identification and Outcome Prediction in Neonates
Cerebral/Cortical Visual Impairment (CVI) is the leading cause of childhood visual impairment in the United States and other industrialized countries.
- Trial name
- CVI (NCT07275021)
- Testing
- Prospective Clinical and Neurodevelopmental Data Collection
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Brigham and Women's Hospital
Orbital Neoplasms, Conjunctival Neoplasms
Artificial Intelligence-assisted Screening of Malignant Pigmented Tumors on the Ocular Surface
Rare diseases generally refer to diseases whose prevalence rate is lower than 1 / 10 000 and the number of patients is less than 140000.
- Conditions
- Orbital Neoplasms, Conjunctival Neoplasms, Eye Neoplasms
- Trial name
- NCT05645341
- Testing
- screening system for ocular surface malignant tumors
- Where
- China
- Volunteers
- 535 people
- Sponsor
- Sun Yat-sen University
Amblyopia, Strabismus
VISION-3D: Visual Skills Improvement With On-screen 3D Movies.
This clinical study investigates whether watching 3D films can help improve the vision of children with residual amblyopia (lazy eye), that is, those children who, despite having undergone usual treatments such as glasses or…
- Trial name
- VISION3D (NCT07301645)
- Testing
- Stereoscopic (3D) Movie Viewing, 2D Movie Viewing
- Volunteers
- 40 people
- Sponsor
- Universitat Politècnica de Catalunya
Light Sensitivity
"Eye Protection After Mydriatic Use for ROP Screening: Impact on Vitals Signs and Pain Scores"
Pupillary dilation induced by mydriatic agents during Retinopathy of Prematurity exams can persist for hours. Despite regular use of eye protection for mydriatic-induced light sensitivity for infants, children and adults, eye…
- Trial name
- NCT01860534
- Testing
- eye covers
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Visual Impairment
MRI Screening for Auditory Pathway Malformations in Visually Impaired Children
This pilot study aims to assess the interest to add an auditory pathway morphological analysis during the MRI exploration of visual pathway in visually impaired children.
- Trial name
- DIMAVE (NCT02896738)
- Where
- France
- Volunteers
- 126 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Vision Screening, Amblyopia
Assuring Ophthalmologic Follow up
The goal of this study is to quantify the improvement in completed ophthalmology referrals and quantify the number of children identified and treated for amblyopia or pre amblyopic strabismus resulting from the implementation of…
- Trial name
- NCT04959422
- Testing
- Active scheduling
- Where
- United States
- Sponsor
- Dartmouth-Hitchcock Medical Center
Visual Acuity, Refractive Errors
Pre-symptomatic Screening of Visual Acuity in Pre-school Students
The present research process is a prospective, non-interventional clinical study that will be conducted -under the auspices of the Democritus University of Thrace (DUTH)- in the pre-school students of the city of Alexandroupolis…
- Conditions
- Visual Acuity, Refractive Errors, Low Vision, Vision Disorders
- Trial name
- NCT05835193
- Testing
- Diagnostic Test: Distance Visual Acuity Examination
- Where
- Greece
- Volunteers
- 1,098 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Amblyopia
Prospective Evaluation of a Smartphone Application, GoCheckKids™, to Detect Amblyopia Risk Factors in Young Children
The objective is evaluation of GoCheck Kids, a smartphone application ('App'), for use as a photo screening device in a pediatric population to detect amblyopia risk factors (ARFs).
- Trial name
- NCT03447171
- Testing
- App Vision Screening
- Where
- United States
- Volunteers
- 207 people
- Sponsor
- Gobiquity Mobile Health
2WIN-S Portable Refractor
Comparing Preschool-Aged Refractive Measurements and Amblyopia Risks Using the 2WIN-S Portable Refractor with Vision Screening by Cycloplegic Refraction in Bangkok
The goal of this diagnostic test is to compare the results of refraction and amblyopia risks between using 2WIN-S portable refractor and cycloplegic refraction in pre-school age.
- Trial name
- NCT06148519
- Testing
- 2WIN-S portable refractor
- Where
- Thailand
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Cerebral Visual Impairment
Neurodevelopmental Outcomes in Cerebral Visual Impairment
Cerebral visual impairment (CVI) is one of the leading causes of pediatric visual impairment and negatively impacts the development of motor, language, and cognitive skills.
- Trial name
- CVI-ND (NCT07212010)
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati