Clinical trials: Vision Impairment and Blindness
Smoking, Blind Eye
The Effect of Education Based on Health Belief Model on Smoking Behaviors of Visually Impaired Individuals
Health is a main human right and a need for every human being. However, due to some congenital or acquired reasons, individuals may be disabled and cannot participate in social life at the same level as their normally developing…
- Conditions
- Smoking, Blind Eye, Health Risk Behaviors
- Trial name
- NCT05910203
- Testing
- The effectiveness of education
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Cumhuriyet University
Hemianopia, Hemianopsia
Rehabilitating Visual Deficits Caused by Stroke
This research aims to understand the efficacy of a visual training task to improve visual loss after stroke, also known as hemianopia.
- Conditions
- Hemianopia, Hemianopsia, Quadrantanopia, Stroke Induced Vision Loss
- Trial name
- NCT04878861
- Testing
- Training in the blind field
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- University of Oxford
Vision Loss Partial, Hemianopia
Effect of Visual Retraining on Visual Loss Following Visual Cortical Damage
This project is intended to collect data using standard clinical tests and psychophysics to quantify the effect of visual cortical damage on the structure of the residual visual system, visual perception, spatial awareness, and…
- Conditions
- Vision Loss Partial, Hemianopia, Hemianopia Homonymous, Quadrantanopia
- Trial name
- NCT05098236
- Testing
- Training in the Blind Field, Training in the Sighted Field
- Where
- United States
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Stroke Induced Vision Loss, Hemianopia
Visual Restoration for Hemianopia
The purpose of this research is to assess the efficacy of a visual training task on reducing the size of a visual field deficit caused by brain damage in adults, and its ability to improve visual functions in this patient…
- Conditions
- Stroke Induced Vision Loss, Hemianopia, Quadrantanopia
- Trial name
- NCT03350919
- Testing
- Training in the blind field, Training in the intact field
- Where
- 3 sites in United States
- Volunteers
- 48 people
- Sponsor
- University of Rochester
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
Blindness, Visual Impairment
MySpace: the Role of Vision in Representing Space
My Space aims to identify the ontogenesis of spatial representation through cross-sectional and longitudinal studies in infants, children, and adolescents with typical and atypical development (visual impairments).
- Trial name
- NCT06364605
- Testing
- Rehabilitation with the iReach novel multisensory medical device
- Where
- Italy
- Volunteers
- 720 people, healthy volunteers welcome
- Sponsor
- Istituto Italiano di Tecnologia
Neurocognitive Disorders, Post Operative Delirium
Safe Brain Initiative, Operationalizing Precision Anaesthesia
Perioperatively, patients experience an unnecessarily high level of side effects associated with their treatment. These side effects include nausea, severe pain, anxiety, and stress.
- Conditions
- Neurocognitive Disorders, Post Operative Delirium, Pain, Nausea
- Trial name
- SBI (NCT05765162)
- Testing
- Patient reported ourcomes
- Where
- Denmark
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- University of Southern Denmark
Cognitive Impairment, Dementia
Determinants of Cognitive Impairment Among Geriatrics
This study aims to explore the determinants of cognitive impairment among Indonesian geriatrics in an Old Age Home.
- Conditions
- Cognitive Impairment, Dementia, Hearing Impairment, Vision Impairment and Blindness
- Trial name
- NCT03669536
- Where
- Indonesia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tarumanagara University
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
Macular Degeneration
Vascular Endothelial Growth Factor (VEGF) Trap-Eye: Investigation of Efficacy and Safety in Wet Age-Related Macular Degeneration (AMD)
This study is a phase III, double-masked, randomized, study of the efficacy and safety of VEGF Trap-Eye in patients with neovascular age-related macular degeneration.
- Trial name
- VIEW 2 (NCT00637377)
- Testing
- Ranibizumab, Aflibercept Injection (EYLEA, VEGF Trap-Eye, BAY86-5321)
- Where
- 189 sites in Argentina, Australia and 24 more
- Volunteers
- 1,240 people
- Sponsor
- Bayer
Hemianopia, Hemianopsia
Collision Warning Device for Blind and Visually Impaired
This study evaluates a novel collision warning device to help people with severe vision impairment or blindness avoid collisions with obstacles.
- Conditions
- Hemianopia, Hemianopsia, Peripheral Visual Field Defect, Blindness
- Trial name
- NCT03057496
- Testing
- Collision warning device
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Cerebral Visual Impairment
A Computerized, Adaptive Therapeutic Gaming Approach Training Visual Perceptual Skills in Children With CVI
This clinical trial aims to compare the effectiveness of our adaptive, therapeutic game to the effectiveness of the same game, without the adaptive component.
- Trial name
- iVision2_WP3 (NCT05014503)
- Testing
- Adaptive Therapeutic gaming, Non-adaptive Therapeutic gaming
- Where
- Belgium
- Volunteers
- 73 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
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
Central Visual Impairment, Macular Degeneration
Factors in Learning And Plasticity: Macular Degeneration
A greater understanding of plasticity after central vision loss can inform new therapies for treating low vision and has the potential to benefit millions of individuals suffering from low vision.
- Trial name
- FLAP (NCT05454124)
- Testing
- Training visual sensitivity, Combination training
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Alabama at Birmingham
Blindness
Virtual Reality Mobility Training System for Veterans With Vision Loss
This is a two-year proof-of-concept study to evaluate a new Virtual Reality (VR) "holographic" sound system for use as an audiological Orientation and Mobility (O\&M) training tool
- Trial name
- NCT00333879
- Testing
- Virtual Sound System
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Stroke, Visual Field Defect
Visual Restoration Using Focused Ultrasound Stimulation and Immersive Virtual Reality After Stroke
This research will explore if brain stimulation combined with virtual reality therapy improves visual impairment. The stimulation technique is called low-intensity focused ultrasound stimulation (LIFUS).
- Conditions
- Stroke, Visual Field Defect, Visual Field Defect Following Cerebrovascular Accident, Hemianopia
- Trial name
- LIFU-IVR (NCT06875206)
- Testing
- Low-intensity focused ultrasound, Immersive virtual reality, Inactive Low-intensity focused ultrasound
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Duke University
Low Vision, One Eye, Unspecified Eye, Low Vision Blindness
Health Education vs Meditation in Irreversible Age-Related Vision Loss Patients and Their Caregivers
Investigators aim to assess the feasibility of delivering two augmentation interventions, Meditation and a Health Enhancement Program, for potentially enhancing the quality of life and mental health of Irreversible Age-Related…
- Trial name
- NCT03166072
- Testing
- Meditation, Health Enhancement Program
- Where
- Canada
- Volunteers
- 150 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Retinopathy of Prematurity (ROP), Prematurity Complications
Retinopathy of Prematurity - Visual Function and Retinal Structure
Children born prematurely may develop a characteristic retinal disease named retinopathy of prematurity (ROP). This disease could lead to retinal detachment and blindness.
- Conditions
- Retinopathy of Prematurity (ROP), Prematurity Complications, Cerebral Visual Impairment, Visual Field Defect
- Trial name
- NCT07427719
- Where
- Norway
- Volunteers
- 140 people
- Sponsor
- Oslo University Hospital
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
Cortical Blindness
Multisensory Rehabilitation of Vision Loss After Cortical Damage
Damage to visual cortex on one side of the brain frequently produces a profound and permanent blindness in contralesional space (hemianopia), a debilitating condition that causes enormous suffering for patients and their families.
- Trial name
- NCT07659691
- Testing
- Multisensory Rehabilitation
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Wake Forest University Health Sciences