Clinical trials: Reduced Vision
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
Macular Edema (ME)
To Assess the Efficacy and Safety of Intravitreal Ranibizumab in People With Vision Loss Due to Macular Edema
To evaluate the efficacy and safety of 0.5 mg Ranibizumab intravitreal injections in adult patients with visual impairment due to macular edema (ME).
- Trial name
- NCT01846299
- Testing
- Ranibizumab
- Where
- 61 sites in Australia, Belgium and 17 more
- Volunteers
- 181 people
- Sponsor
- Novartis Pharmaceuticals
Optic Disk Drusen
Systematic Imaging Examination in ODD
To evaluate the diagnostic value of systematic ophthalmologic imaging examination in the diagnosis of embedded optic disc drusen (ODD) in adolescents with mild visual impairment.
- Trial name
- NCT03957642
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Third Affiliated Hospital, Sun Yat-Sen University
Glaucoma, Age-related Macular Degeneration
Evaluation of New Head-mounted Visual Aids Among Patients With Low Vision
Glaucoma, age-related macular degeneration (AMD), retinitis pigmentosa, RP, diabetic retinopathy (DR) are the most common blinding eye diseases in the world.
- Conditions
- Glaucoma, Age-related Macular Degeneration, Retinitis Pigmentosa, Diabetic Retinopathy
- Trial name
- NCT06076720
- Testing
- New head-mounted visual aids
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Visual Impairment, Amblyopia Suspect
DigiVis: Self-testing Vision App for Telephone Consultations
This trial aims to assess the accuracy and test-retest variability of a new digital app which enables community visual acuity testing without requirement of an trained examiner.
- Trial name
- NCT04482387
- Testing
- DigiVis visual acuity app
- Where
- United Kingdom
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Cambridge University Hospitals NHS Foundation Trust
Disabilities, Visual Impairment and Blindness (Excl Colour Blindness)
Study Protocol: The Jerte Valley as an Inclusive Outdoor Classroom. Smart and Active Tourism.
To promote the inclusion of people with disabilities, an outdoor intervention will be conducted involving physical activities with adolescents with and without disabilities.
- Trial name
- NCT07609459
- Testing
- Rafting, canoeing and kayaking, Divulgation
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Universidad de Extremadura
Prevention of ACL Thru Strengthening Program
Female Acl Prevention Study Where we Look at Landing Techniques Pre/Post Nine Week Strenghtening Program
To make reading this consent form easier, the word "participant" refers to you or your child (if a minor) throughout the consent form.
- Trial name
- NCT01729312
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Henry Ford Health System
Refractive Error - Myopia Axial, Astigmatism
Refractive Accuracy of "2WIN" and Portable Autorefractors
Youth and some adults have photoscreening refractions and hand-held auto refraction before cycloplegia refraction during new and follow up eye examinations.
- Conditions
- Refractive Error - Myopia Axial, Astigmatism, Accomodation, Visual Impairment
- Trial name
- NCT04249505
- Testing
- "2WIN" Photoscreener, "Plusoptix A12", "Retinomax"
- Where
- United States
- Volunteers
- 708 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Visual Impairment
Cell Phone Application for Vision Assessment
The purpose of this study is to evaluate how visual acuity assessed with Peek Acuity (a cell phone application to check visual acuity) among preschool and school-aged children 3 to less than18 years of age (1) compares to the…
- Trial name
- NCT03212222
- Testing
- Peek Acuity, Standard Visual Screening
- Where
- United States
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Duke University
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
Blindness
Evaluation of the Efficacy of the BrainPort Vision Pro on the Performance of Daily Activities in the Profoundly Blind French Population
The purpose of the study is to evaluate the effectiveness and safety of the BrainPort® Vision Pro, an electronic oral assistive device, in the performance of daily tasks by French persons who have residual vision limited to light…
- Trial name
- NCT04725760
- Testing
- BrainPort Vision Pro
- Where
- 7 sites in France
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Wicab
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
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
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
Irreversible Vision Loss
Meta Glasses for Low Vision
Visual impairment, particularly from glaucoma and retinal dystrophies, significantly hinders mobility and increases the risk of falls, leading to decreased independence and mental health challenges.
- Trial name
- NCT07317180
- Testing
- Meta AI Glasses, Control
- Volunteers
- 50 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Ocular Redness, Eye Irritation
An Investigation of FID 123320 for the Reduction of Ocular Redness in Pediatric and Adult Populations
The purpose of this study is to assess the safety and efficacy of FID 123320 Ophthalmic Solution compared to Vehicle for relieving redness of the eye due to minor eye irritations in pediatric and adult populations.
- Trial name
- NCT06538662
- Testing
- FID 123320 Ophthalmic Solution, Vehicle
- Where
- 10 sites in United States
- Volunteers
- 283 people
- Sponsor
- Alcon Research
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
Ophthalmology, Artificial Intelligence
Using Machine Learning to Adapt Visual Aids for Patients With Low Vision
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, Artificial Intelligence, Low Vision Aids
- Trial name
- NCT04892316
- Testing
- Diagnostic test
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Sun Yat-sen University
Low Vision, Age Related Macular Degeneration
Eye Movement Rehabilitation in Low Vision Patients
Approximately 217 million people worldwide currently suffer from low vision, which impacts a broad range of activities of daily living and is associated with depression and increased mortality.
- Trial name
- NCT04929756
- Testing
- Visual Feedback
- Where
- 2 sites in United States
- Volunteers
- 106 people
- Sponsor
- Northeastern University
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