Clinical trials: Visual Field Defect
Homonymous Hemianopia, Homonymous Quadrantanopia
Reminder-cue Scanning Training for Homonymous Visual Field Loss
This study will evaluate a new approach to training people with visual field loss to scan when driving
- Trial name
- NCT06136169
- Testing
- Reminder-cue scanning training
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
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
Glaucoma
Comparison of Visual Fields: Humphrey Field Analyzer (HFA) SITA Strategy, SCOPE (GATE Strategy) and Humphrey MATRIX Perimeter
The purpose of this study is to compare three perimetric techniques regarding progression of the visual field.
- Trial name
- X-SCOPE (NCT01068938)
- Testing
- three different perimeters: HFA, Octopus, MATRIX
- Where
- Germany
- Volunteers
- 30 people
- Sponsor
- University Hospital Tuebingen
Age Related Macular Degeneration, Choroidal Neovascularization
Comparison Between Home Macular Perimeter and Optical Coherence Tomography (OCT) Visual Field Defects in Patients With Choroidal Neovascularization (CNV)
The FORESEE HOME is intended for the early detection of central and paracentral irregularities (abnormalities) in the visual field, most commonly associated with Age Related Macular Degeneration (AMD).
- Trial name
- NCT01336907
- Where
- France
- Sponsor
- Notal Vision Ltd.
Retinitis Pigmentosa (RP), Rod Cone Dystrophy
Brain Stimulation Effects on Orientation and Mobility Skills in Adults With Vision Impairment
This pilot clinical trial evaluates whether non-invasive brain stimulation improves the orientation and mobility (O\&M) skills of individuals with constricted visual fields in both eyes. The study is composed of three visits.
- Conditions
- Retinitis Pigmentosa (RP), Rod Cone Dystrophy, Visually Impaired Persons, Peripheral Visual Field Defect of Both Eyes
- Trial name
- NCT07341763
- Testing
- Active hf-tRNS.
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- University of Waterloo
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
Glaucoma
Evaluation of Different Perimetric Grids to Detect Central Visual Field Defect in Glaucoma Patients With Reduce Ganglion Cell Layer Thickness Measured by Spectral Domain OCT.
The aim of the study is to evaluate the agreement between three different grids in detecting central visual field defect in early glaucoma patients with reduced ganglion cell layer thickness.
- Trial name
- NCT06227611
- Where
- 2 sites in Italy
- Volunteers
- 16 people
- Sponsor
- Fondazione G.B. Bietti, IRCCS
Visual Field Defect, Peripheral
Establishing a Normative Database in Pediatric Population of the Head-mounted visuALL Field Analyzer
The goal of this study is to determine reference values of the VisuALL Field Test in pediatric population. Standard Automatic Perimetry (SAP) is the gold standard test for the evaluation of different diseases of the visual…
- Trial name
- NCT04175444
- Testing
- VisuALL Field Analyzer, Humphrey Field Analyzer
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Ischemic Stroke, Visual Field Defect
Norwegian Occipital Ischemic Stroke Study
Patients who suffer an ischemic stroke in the occipital lobe often experience Visual Field defects. Visual Field defects are negatively correlated to falling, institutionalisation, rehabilitation outcome and quality of life.
- Trial name
- NOR-OCCIP (NCT02307981)
- Testing
- Training with vision teacher (visual rehabilitation)
- Where
- 2 sites in Norway
- Volunteers
- 75 people
- Sponsor
- Haukeland University Hospital
Visual Field Defect, Peripheral, Glaucoma, Open-Angle
Nutritional Supplements and Performance During Visual Field Testing (B3 Vitamin)
This study seeks to test whether these over-the-counter nutritional supplements have an impact on patients' performance during visual field testing.
- Trial name
- NCT03797469
- Testing
- Vitamin B3, Pyruvate
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Columbia University
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
Idiopathic Epiretinal Membrane, Cataract
Surgical Removal of Idiopathic Epiretinal Membrane With and Without the Assistance of Indocyanine Green.
It was the aim of the present study to prospectively compare the functional and morphological outcome of idiopathic epiretinal membrane surgery with and without the assistance of Indocyanine green (ICG).
- Trial name
- NCT00376857
- Testing
- Surgery with and without the aid of Indocyanine Green (ICG)
- Where
- Germany
- Volunteers
- 60 people
- Sponsor
- University of Regensburg
Glaucoma, Ocular Hypertension
Safety, Tolerability and Preliminary Efficacy of Unilateral Latanoprost-loaded Punctual Plug -EXP-LP
Glaucoma is the most frequent cause of irreversible \& preventable blindness worldwide, affecting about 2% of the world's population in people over 40.
- Conditions
- Glaucoma, Ocular Hypertension, IOP
- Trial name
- EXP-LP (NCT03318146)
- Testing
- drug delivery system, XALATAN®
- Where
- Israel
- Volunteers
- 40 people
- Sponsor
- Shaare Zedek Medical Center
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
Band Atrophy
PERG and mfPERG in Band Atrophy
The study is designed to evaluate the ability of pattern electroretinogram (PERG) and multifocal pattern electroretinogram (mfPERG) to measure and identify the pattern of band atrophy of the optic nerve in patients with long…
- Trial name
- NCT00553761
- Testing
- Pattern electroretinogram
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- University of Sao Paulo
Hemianopia, Brain Injuries, Traumatic
Restoration vs. Compensation in Neurovisual Rehabilitation of Visual Field Defects
Visual field defects (VFD) are a frequent effect of cerebral lesions especially after posterior cerebral artery stroke. The present study was conducted to compare effects of vision restoration training (VRT) and compensation…
- Trial name
- NCT04043429
- Testing
- Vision Restoration Training (VRT), Vision Exploration Training (VET)
- Where
- Germany
- Volunteers
- 86 people
- Sponsor
- University of Magdeburg
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
Stroke, Ischemic, Quadrantanopia
Vision Loss Impact on Navigation in Virtual Reality
The purpose of this research is to better understand the impact of cortically-induced blindness (CB) and the compensatory strategies subjects with this condition may develop on naturalistic behaviors, specifically, driving.
- Conditions
- Stroke, Ischemic, Quadrantanopia, Hemianopsia, Homonymous, Hemianopia, Homonymous
- Trial name
- NCT06047717
- Testing
- Virtual Reality Driving Task
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Rochester
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 Field Defect, Stroke
Vision Improvement Through Behavioral Rehabilitation And Neuroplasticity Training
The VIBRANT (Vision Improvement through Behavioral Rehabilitation And Neuroplasticity Training) study is a prospective, double-blind, crossover design (within-subject) in participants with homonymous hemianopia-a type of visual…
- Conditions
- Visual Field Defect, Stroke, Hemianopia, Quadrantanopia
- Trial name
- VIBRANT (NCT07105358)
- Testing
- transcranial random noise stimulation (tRNS), Perceptual learning-based training
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Georgetown University