Clinical trials: Hemianopia Homonymous
Vision Loss Partial, Vision; Loss, Both Eyes
Effect of Visual Retraining After Stroke
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, Vision; Loss, Both Eyes, Hemianopia Homonymous, Hemianopia
- Trial name
- urochester (NCT06121219)
- Testing
- Training in the Blind Field
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Rochester
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
Hemianopia, Homonymous, Tunnel Vision
Feasibility Tests for Various Prism Configurations for Visual Field Loss
The investigators will develop and test different configurations of high-power prisms to expand the field of vision of patients with visual field loss to assist them with obstacle detection when walking.
- Conditions
- Hemianopia, Homonymous, Tunnel Vision, Visual Field Defect, Peripheral, Visual Field Constriction Bilateral
- Trial name
- NCT04424979
- Testing
- High power prisms
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Stroke, Hemianopsia, Homonymous
Anodal tDCS With Compensatory Audio-visual Training for Acquired Visual Field Defects After Brain Injury
Homonymous visual field defects (HVFDs) following acquired brain lesions affect independent living by hampering several activities of everyday life. Available treatments are intensive and week- or month-long.
- Trial name
- NCT06116760
- Testing
- Audio-visual training
- Where
- Italy
- Volunteers
- 18 people
- Sponsor
- Istituto Auxologico Italiano
Hemianopia, Homonymous, Hemianopsia, Homonymous
VR System for Cross-modal Rehabilitation of Hemianopia
The purpose of this research study is to investigate the effectiveness of a new rehabilitation for visual hemianopia. The study team believes a cross-modal rehabilitation technique delivered by a virtual reality system can help…
- Trial name
- NCT04230486
- Testing
- Cross-model Visual Auditory Rehabilitation
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Wake Forest University Health Sciences
Hemianopsia, Homonymous, Brain Injury
Biofeedback for Hemianopia Vision Rehabilitation
Patients with brain injury secondary to stroke, surgery, or trauma frequently suffer from homonymous hemianopia, defined as vision loss in one hemifield secondary to retro- chiasmal lesion.
- Conditions
- Hemianopsia, Homonymous, Brain Injury, Stroke, Brain Tumor
- Trial name
- NCT05397873
- Testing
- Biofeedback training
- Where
- Canada
- Volunteers
- 32 people
- Sponsor
- University Health Network, Toronto
Hemianopia, Homonymous
Comparative Efficacy of Saccadic and Biofeedback Training in Homonymous Hemianopia
This pilot study aims to understand how eye movements change in people with vision loss from stroke after completing one of two types of training.
- Trial name
- NCT06638619
- Testing
- Biofeedback Fixation Training, Saccadic Reading Training
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Alabama at Birmingham
Homonymous Hemianopsia
Ongoing Effect of Expansion Prisms Following the Discontinuation of Use on Visual Field Enlargement and Retrograde Ganglion Cell Degeneration in Homonymous Hemianopia Patients
The goal of this observational study is to learn about the long-term effects of Pelli prism in Hemianopia patients who take Prisms for awareness of the area they cannot see.
- Trial name
- NCT06674369
- Testing
- Peli prism for hemianopia
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people
- Sponsor
- Okan University
Visual Field Defect Homonymous Bilateral
Neurofeedback-based Visual Restoration Therapy
Visual field defects are a common consequence of acquired brain injuries and affect people of all ages. These vision problems make everyday life more difficult-for example, when reading, driving, or moving around safely.
- Trial name
- ReViseNetFeed (NCT07237412)
- Testing
- neurofeedback
- Where
- 2 sites in Switzerland
- Volunteers
- 14 people
- Sponsor
- Adrian Guggisberg
Visual Fields Hemianopsia, Hemianopsia, Homonymous
Visual Perceptual Learning for the Treatment of Visual Field Defect
This study evaluates the efficacy of visual perceptual learning for the treatment of visual field defect caused by brain damage.
- Trial name
- VIVID2 (NCT04102605)
- Testing
- Nunap Vision, Nunap Vision-C
- Where
- 5 sites in South Korea
- Volunteers
- 80 people
- Sponsor
- Nunaps Inc
Homonymous Hemianopsia, Stroke
Neuromodulation Through Multisensory Stimulation for Visual Field Deficits in the Subacute Stage of Disease
Homonymous visual field defects (HVFDs) after acquired brain injuries affect daily life by impairing reading, navigation, and social activities, often impacting anxiety and depression. Spontaneous recovery is rare.
- Trial name
- MULTICAMPO (NCT07358832)
- Testing
- tDCS, Audio-visual training
- Where
- Italy
- Volunteers
- 48 people
- Sponsor
- Istituto Auxologico Italiano
Hemianopsia
Visual Field Restoration in Patients With Post-stroke Homonymous Hemianopsia
This study will assess the effectiveness of a stimulus, in the blind field of hemianopsic patients, to restore the vision of patients with homonymous hemianopsia consecutive to stroke (unilateral occipital lesion).
- Trial name
- REVOIR (NCT02886663)
- Testing
- stimulation of the blind visual field
- Where
- France
- Volunteers
- 9 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Homonymous Hemianopia
Clinical Trial of Peripheral Prism Glasses for Hemianopia
The purpose of this study is to evaluate the functional utility for general mobility (walking) of new high power permanent peripheral prism glasses, which provide visual field expansion device for patients with homonymous…
- Trial name
- NCT00494676
- Testing
- High power (57 prism diopter) peripheral prism glasses
- Where
- 13 sites in United States, United Kingdom
- Volunteers
- 73 people
- Sponsor
- Alexandra Bowers
Homonymous Hemianopia
Clinical Trial of Multi-Periscopic Prism Glasses for Hemianopia
This clinical trial will evaluate the efficacy of two types of high-power prism glasses that provide field of view expansion for patients with homonymous hemianopia (the complete loss of half the field of vision on the same side…
- Trial name
- NCT04827147
- Testing
- Multi-Periscopic Prism (MPP) glasses, Fresnel Peripheral Prism (FPP) glasses
- Where
- 8 sites in United States
- Volunteers
- 64 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Homonymous Hemianopia
Homonymous Hemianopia in Childhood
The study will consist of two connected components at a single centre. Phase 1 is observational, phenotyping children with Homonymous hemianopia (HH).
- Trial name
- HHIC (NCT06115317)
- Testing
- Prism
- Where
- United Kingdom
- Volunteers
- 25 people
- Sponsor
- Institute of Child Health
Stroke, Ischemic, Hemianopia, Homonymous
Statistical Learning as a Novel Intervention for Cortical Blindness
This project aims to develop a novel visual training paradigm for use in visually-intact participants and those sufferings from stroke-induced visual impairments.
- Conditions
- Stroke, Ischemic, Hemianopia, Homonymous, Hemianopsia, Occipital Lobe Infarct
- Trial name
- NCT06578117
- Testing
- Vision Training and Learning Task
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Homonymous Hemianopsia, Homonymous Quadrantanopia
PAVE (Parallactic Visual-Field Enhancement) System for Treatment of Chronic Visual Field Loss Due to Stroke, Traumatic Brain Injury, or Brain Surgery
This is a research study to evaluate the effectiveness of the PAVE (Parallactic Visual-Field Enhancement) System for the treatment of chronic visual field loss due to stroke, traumatic brain injury, or brain surgery.
- Trial name
- NCT07185971
- Testing
- PAVE (Parallactic Visual-Field Enhancement) treatment using a virtual reality head mounted display
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- NeuroAEye LLC
Cortical Blindness, Stroke Ischemic
Mechanisms of Visual Restoration After Occipital Stroke
This project will collect brain imaging data to quantify the effects of early visual cortex damage and visual training interventions on the structure and function of the residual visual system.
- Conditions
- Cortical Blindness, Stroke Ischemic, Vision Loss Partial, Visual Fields Hemianopsia
- Trial name
- MOVROS (NCT07134777)
- Testing
- MRI
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Hemianopia, Homonymous, Cortical Blindness, Unspecified Side of Brain
Ameliorating Stroke-induced Hemianopia Via Multisensory Training
This study seeks to determine the extent of the visual capabilities that can be restored in hemianopic stroke patients by a multisensory training technique and evaluate changes in the brain that the training induces.
- Trial name
- NCT05894434
- Testing
- Multisensory Training, Unisensory Training
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Wake Forest University Health Sciences
Visual Field Defect, Stroke
Home-based Vision Rehabilitation Guided by Brain Imaging
The BRIGHT (Behavioral Rehabilitation Through Image-Guided Home-based Training) study aims to evaluate the effectiveness of image-guided, home-based perceptual training at improving visual performance in individuals with visual…
- Conditions
- Visual Field Defect, Stroke, Hemianopia Homonymous, Quadrantanopia
- Trial name
- BRIGHT (NCT07635329)
- Testing
- High-level perceptual learning-based training, Low-level perceptual learning-based training
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Georgetown University