Clinical trials: Visual Fields Hemianopsia
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
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
Spatial Neglect, Stroke
Virtual Reality for Neglect Diagnostics
Compared to the classical "paper and pencil"-tests, testing patients in our virtual reality setup might have a higher sensitivity and specificity.
- Trial name
- KMS-Neglect (NCT01399073)
- Testing
- virtual reality setup, paper and pencil tests, c-mri
- Where
- Germany
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
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
Complete Hemianopia, Incomplete Hemianopia
Paraorbital-Occipital Alternating Current Stimulation Therapy of Patients With Post-Chiasmatic Lesions
Visual field areas, which are not absolutely blind, are hypothesized to have some residual capacities that constitute their potential for vision restoration.
- Conditions
- Complete Hemianopia, Incomplete Hemianopia, Scotoma, Quadrantanopia
- Trial name
- NCT01418820
- Testing
- Verum stimulation
- Where
- Germany
- Volunteers
- 32 people
- Sponsor
- University of Magdeburg
Hemianopia
Multisensory Rehabilitation of Hemianopia
The current proposal is to generate "proof of concept" evidence that hemianopia can be successfully rehabilitated in humans when this multisensory rehabilitation paradigm is used.
- Trial name
- NCT04963075
- Testing
- multisensory rehabilitation paradigm
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Wake Forest University Health Sciences
Hemianopsia, Virtual Reality
Effectiveness of a Visual Telerehabilitation Program on Visual Perception in Children, Adolescents and Young Adults With Hemianopsia Consecutive to a Brain Tumour
Evaluate the efficiency of audiovisual stimulation in virtual reality for improving the visual perception of children, adolescents, and young adults with hemianopia resulting from pediatric brain tumors.
- Conditions
- Hemianopsia, Virtual Reality, Visual Rehabilitation, Pediatric Brain Tumor
- Trial name
- REVIIH-BT (NCT07558395)
- Testing
- Visual Stimulation, standard of care
- Where
- 8 sites in Austria, Denmark and 5 more
- Volunteers
- 120 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Hemianopsia
Therapeutic Effects of Transcranial Alternative Current Stimulation (tACS) in Chronic Post Stroke Hemianopia
Background: The most common visual field deficit after retro-chiasmatic lesions is homonymous hemianopia (HH), defined as the impossibility of seeing the contralesional visual hemisphere without ocular injury.
- Trial name
- HEMIANOTACS (NCT04043689)
- Testing
- tACS (transcranial Alternate Current Stimulation)
- Where
- France
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
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
Stroke, Neurologic Disorder
Evaluation of Bioness Integrated Therapy System (BITS) Touch Screen Technology to Improve Field Awareness
The Bioness Integrated Therapy System (BITS) (Bioness Inc. Valencia, CA) Touch Screen is an FDA approved device comprised of an interactive touchscreen and diverse program options to challenge patients through the use of visual…
- Conditions
- Stroke, Neurologic Disorder, Traumatic Brain Injury, Acquired Brain Injury
- Trial name
- NCT04930822
- Testing
- Table Top Visual Intervention, Bioness Integrated Therapy System Visual Intervention
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Gaylord Hospital, Inc
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
Stroke, Ischemic, Brain Injuries
Rehabilitation of Visual Function After Brain Injury
In Denmark, about 120,000 people suffer from brain damage, of whom approx. 75,000 with brain damage after stroke. Serious and often lasting vision impairments affect 20% to 35% of people after stroke.
- Conditions
- Stroke, Ischemic, Brain Injuries, Stroke Hemorrhagic, Traumatic Brain Injury
- Trial name
- IBOS-NVT (NCT03160131)
- Testing
- Neuro Vision Technology
- Where
- Denmark
- Volunteers
- 56 people
- Sponsor
- University Hospital, Gentofte, Copenhagen
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
Hemianopia, Stroke
Combined tDCS and Vision Restoration Training in Subacute Stroke Rehabilitation: A Pilot Study
The purpose of this Study is to determine whether non-invasive transcranial direct current stimulation (tDCS) is effective in increasing rehabilitation effects after stroke in visual Cortex.
- Trial name
- NCT02935413
- Testing
- tDCS, Standard rehabilitation
- Where
- 2 sites in Austria, Germany
- Volunteers
- 14 people
- Sponsor
- University of Magdeburg
Hemianopia, Brain Tumor
Visual Rehabilitation in Children With Homonymous Hemianopia: a Pilot Study on Virtual-reality Stimulation
There are currently no visual rehabilitation strategies for children presenting visual field defects consecutive to a brain tumor or its treatment.
- Conditions
- Hemianopia, Brain Tumor, Children, Only
- Trial name
- HH-IVR (NCT05065268)
- Testing
- Immersive Virtual-Reality Stimulation
- Where
- 2 sites in Canada
- Volunteers
- 10 people
- Sponsor
- The Hospital for Sick Children
Hemianopsia
tDCS Associated to Blindsight Rehabilitation for the Treatment of Homonymous Hemianopsia
Homonymous hemianopia is one of the most common symptoms following a neurologic damage and has many negative effects on functional abilities and daily activities.
- Trial name
- TABRTHH (NCT02956668)
- Testing
- Blindsight Training associated to tDCS, Blindsight Training alone
- Where
- Italy
- Sponsor
- University of Milano Bicocca
Homonymous Hemianopia
Assessment of Homonymous Visual Loss and Its Impact on Visual Exploration, Activities of Daily Living (ADL) and Quality of Life (QoL)
The purpose of this explorative study, targeting subjects with homonymous visual field loss, is threefold: (i) to identify the perimetric / psychophysical method, that is most closely correlated with an individually assessed…
- Trial name
- Hemi-Drive (NCT01372332)
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen