Clinical trials: Vision, Subnormal
Cortical/Cerebral Visual Impairment, Cerebral Palsy
Examining the Effect of Eye Gaze Technology on Children With Cortical Visual Impairment
The goal of this study is to learn about eye gaze technology's use as an assessment and intervention of visual skills and the impact on occupational performance in children with cortical/cerebral visual impairment.
- Trial name
- NCT06067607
- Testing
- eye gaze technology
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rockhurst 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
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
Visual Impairment, Cerebral Visual Impairment
VIPPSTAR-G1 Digital Early Intervention for Visual Impairment
Visual impairment in infancy is associated with significant risks for neurodevelopmental impairment. Early intervention based on enriched visual and multisensory experiences may promote neuroplasticity and improve developmental…
- Conditions
- Visual Impairment, Cerebral Visual Impairment, Neurodevelopmental Disorders, Prematurity
- Trial name
- VIPPSTAR-G1 (NCT07717671)
- Testing
- VIPPSTAR Digital Early Intervention, Standard Clinical Care
- Where
- 5 sites in Belgium, Italy and 1 more
- Volunteers
- 150 people
- Sponsor
- Università degli Studi di Brescia
Low Vision, Central Visual Impairment
Vision Rehabilitation Training With Multimodal Feedback in Central Vision Loss
Central vision loss from macular degeneration creates blind spots that impair reading, face recognition, and navigation. Individuals must learn to use peripheral vision, requiring retraining of eye movements.
- Conditions
- Low Vision, Central Visual Impairment, Macular Degeneration
- Trial name
- NCT07577219
- Testing
- eccentric viewing training with biofeedback
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- New England College of Optometry
Low Vision
Design and Clinical Evaluation of a Smartphone-based Low Vision Enhancement System
The primary objective is to compare the effectiveness and adverse side-effects of the virtual bioptic telescope and virtual projection screen in a new head-mounted video-based low vision enhancement system (LVES) with a wide…
- Trial name
- eLVES (NCT03728660)
- Testing
- Virtual bioptic magnification with large field of view, Full field magnification with small field of view
- Where
- United States
- Volunteers
- 88 people
- Sponsor
- Johns Hopkins University
Uveomeningoencephalitic Syndrome, Inflammation
Multimodal Analysis and Electroretinogram in VKH From Acute Onset - Part I
Patients with acute onset Vogt-Koyanagi-Harada disease (VKHD) were prospectively included in this study. They were systematically followed with clinical, posterior segment imaging exams and full-field electroretinogram during a…
- Conditions
- Uveomeningoencephalitic Syndrome, Inflammation, Choroid Disease, Visual Impairment
- Trial name
- NCT03811366
- Testing
- Corticosteroid monotherapy
- Where
- Brazil
- Volunteers
- 12 people
- Sponsor
- University of Sao Paulo
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
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
Ophthalmology, Low Vision Aids
The Efficacy of an Artificial Intelligence Platform to Adapt Visual Aids for Patients With Low Vision: a Randomised Controlled Trial
According to the WHO's definition of visual impairment, as of 2018, there were approximately 1.3 billion people with visual impairment in the world, and only 10% of countries can provide assisting services for the rehabilitation…
- Conditions
- Ophthalmology, Low Vision Aids, Artificial Intelligence
- Trial name
- AI (NCT04919837)
- Testing
- Low vision aids
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Sun Yat-sen University
Low Vision Blindness, Visual Impairment
Development of a Multi-sensory Rehabilitation Program for People With Ultra Low Vision
This research is aimed to address one of the big gaps in the current vision rehabilitation protocols for people with profound visual impairment by evaluating a multisensory approach.
- Conditions
- Low Vision Blindness, Visual Impairment, Quality of Life, Functional Visual Loss
- Trial name
- NCT05028712
- Testing
- Visual Information Training, Multimodal training
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- State University of New York College of Optometry
Cerebral Visual Impairment
joyVision: The Superiority of Co-design in the Development of a Serious Game for Children With Cerebral Visual Impairment
The goal of this clinical trial is to evaluate the superiority of the through codesign redesigned game joyVision over the iVision game for children with a cognitive age between 3 and 12 with CVI.
- Trial name
- NCT07893379
- Testing
- serious game
- Volunteers
- 34 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Loss of Visual Contrast Sensitivity, Near Vision
Visual Performance Following Implantation of Presbyopia Correcting IOLs
The purpose of the current study was to compare the visual performance after bilateral implantation of the Panoptix IOL , or the AT LISA IOL or Tecnis Symfony IOL .
- Conditions
- Loss of Visual Contrast Sensitivity, Near Vision, Visual Impairment
- Trial name
- NCT04907955
- Testing
- phacoemulsification with implantation of presbyopia correcting IOL
- Where
- Kuwait
- Volunteers
- 50 people
- Sponsor
- Dar Al Shifa Hospital
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
Macular Degeneration, Low Vision
The Effect of Duration Between Sessions on Microperimetric Biofeedback Training in Patients With Maculopathies
Patients who develop macular diseases have several clinical complications,such as central vision loss, the central scotoma of the visual field, the decrease of reading speed and fixation stability.
- Conditions
- Macular Degeneration, Low Vision, Stargardt Disease
- Trial name
- NCT05904444
- Testing
- microperimetric biofeedback training
- Where
- China
- Volunteers
- 29 people
- Sponsor
- Aier Eye Hospital, Guangzhou
Cortical Visual Impairment
Remote Access: Cortical Visual Impairment
This study aims to compare the efficacy of an in-home telehealth-based intervention to standard care for children with cortical visual impairment and their caregivers and to assess the feasibility and acceptability of an in-home…
- Trial name
- NCT03957980
- Testing
- Occupational therapy
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Central Visual Impairment
Peripheral Reading
The purpose of this study is to evaluate reading performance in the visual periphery by simulating central vision loss using a computer-controlled gaze-contingent display with an eye tracker.
- Trial name
- NCT03640130
- Testing
- Gaze-contingent text enhancement
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Houston
Vision, Low
Project Magnify - A Comparison of Two Strategies to Improve Reading Ability
The purpose of Project Magnify is to determine which of the two current strategies (large print versus optical aids) for helping visually impaired students improve their reading abilities works better.
- Trial name
- NCT00366392
- Testing
- Optical Aids
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Medical University of South Carolina
Diabetic Retinopathy, Macular Degeneration
Diabetic Retinopathy and Visual Function Study
The purpose of this study is to evaluate possible mechanisms of central visual loss in patients with diabetes mellitus. The visual loss of interest to be investigated is that associated with macular edema (prior to and following…
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Vision, Subnormal
- Trial name
- NCT00001346
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- National Eye Institute (NEI)
Visual Impairments
Effects of Reformer Pilates and Vestibular Exercise Programs on Balance and Gait in Children With Visual Impairment
This study looks at whether Reformer Pilates can help children and adolescents with visual impairment improve their balance, walking patterns, and muscle strength. Participants are between 10 and 17 years old.
- Trial name
- NCT07789691
- Testing
- Equipment-Based Pilates Exercise (Reformer), Vestibular Exercise Program
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people
- Sponsor
- Marmara University