Clinical trials: Hemianopia
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
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, 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
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
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
Pituitary Tumor, Visual Fields Hemianopsia
Perimetry Based on Eye-movements in Patients With (Supra)Sellar Tumors
The purpose of this study is to assess wether the SONDA visual field test is suitable for patients with a supra sellar tumour.
- Trial name
- NCT06266949
- Testing
- SONDA
- Where
- Netherlands
- Volunteers
- 30 people
- Sponsor
- University Medical Center Groningen
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
Hemianopsia
Visual Telerehabilitation in Children, Adolescents and Young Adults With Hemianopsia Consecutive to a Brain Tumour
Brain malignancies are the most common cause of death from cancer in the pediatric population and a major source of morbidity amongst survivors.
- Trial name
- HHREHAB (NCT06362434)
- Testing
- Audiovisual stimulation
- Where
- 5 sites in Canada
- Volunteers
- 50 people
- Sponsor
- University Health Network, Toronto
Visual Field Defect Following Cerebrovascular Accident, Hemianopia
Multisensory Telerehabilitation for Visual Field Defects
Brain injuries may cause the loss of the ability to see portions of the visual field, the so-called visual field defects (VFDs).
- Conditions
- Visual Field Defect Following Cerebrovascular Accident, Hemianopia, Brain Injuries
- Trial name
- MUST (NCT06341777)
- Testing
- Audio-visual training (AVT) telerehabilitation
- Where
- Italy
- Volunteers
- 72 people
- Sponsor
- Istituto Auxologico Italiano
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, 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
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
Hemianopsia, Visual Field Defect, Peripheral
Hemianopsia Rehabilitation After Stroke or Brain Injury
In patients with hemianopsia following stroke or brain injury, we will determine if stimulating the visual field with images from a PowerPoint slide set can increase the visual field.
- Conditions
- Hemianopsia, Visual Field Defect, Peripheral, Visual Impairment
- Trial name
- NCT06241209
- Testing
- PowerPoint program visual stimulation
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- University of Alberta
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
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
Hemianopia, Quadrantanopia
The Use of Transcranial Direct Current Stimulation (TDCS) to Enhance the Rehabilitative Effect of Vision Restoration Therapy
The purpose of our study is to explore the efficacy of combination of brain stimulation with visual rehabilitation in patients with visual field loss resulting from brain lesions.
- Conditions
- Hemianopia, Quadrantanopia, Scotoma, Visual Field Loss
- Trial name
- NCT00921427
- Testing
- Vision Restoration Therapy (VRT), Transcranial direct current stimulation (tDCS)
- Volunteers
- 20 people
- Sponsor
- Beth Israel Deaconess Medical Center
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
Hemianopsia, Homonymous Hemianopia
Feasibility Test of Virtual Reality Obstacle Detection for Low Vision Walking
The investigators are developing a new test of pedestrian hazard detection in virtual reality (VR) head-mounted display (HMD) headset, which shows virtual oncoming pedestrians in 3D while subjects are walking in real-world…
- Conditions
- Hemianopsia, Homonymous Hemianopia, Tunnel Vision, Visual Field Defect, Peripheral
- Trial name
- NCT05141604
- Testing
- Field expansion view
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Massachusetts Eye and Ear Infirmary