Clinical trials: Cortical Blindness
Chronic Venous Insufficiency, CVI
Clinical Study to Assess the Safety and Efficacy of Mechanochemical Ablation With Flebogrif in Patients With Great Saphenous Vein Insufficiency
The objective of the study is to collect clinical data of patients in whom Flebogrif® will have been used for mechanochemical ablation of incompetent veins in the follow-up period, as related to the safety, clinical…
- Trial name
- POLFLEB (NCT04558957)
- Testing
- FLEBOGRIF
- Where
- 4 sites in Poland
- Volunteers
- 200 people
- Sponsor
- Balton Sp.zo.o.
Blindness
Sensory Substitution and Brain Plasticity Following Vision Loss
The goal of this clinical investigation is to learn how the brain responds when visual information is converted into patterns of sound or touch in blind and sighted participants.
- Trial name
- SenSubMRI (NCT07450677)
- Testing
- Electrotactile display (BrainPort), Vision-to-sound converter (AI Sight)
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Stanford University
Sensory Integration Disorder
Sensory Integration for Infants With Cortical Visual Impairment
Our study examines the effect of sensory integration training on sensory, motor and oculomotor skills in infants with cortical vision impairment .
- Trial name
- NCT05431647
- Testing
- Sensory integration therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
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
Children Suffering From Cortical Visual Impairment
Validation of a Parental Questionnaire for Screening Children for Neurovisual Disorders
Some children present visual difficulties linked not to damage to the eye, but to damage to the brain. This type of dysfunction of the visual cerebral pathways leads, for example, to difficulties in recognition, visuomotor…
- Trial name
- NCT06997354
- Testing
- Questionnaire
- Where
- Belgium
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Université Catholique de Louvain
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
Chronic Venous Disease, Chronic Venous Insufficiency, CVI
The ReCAna for Lower ExtremIty Venous OBstructions and In-StEnt Restenosis Registry
The goal of this observational study is to gather additional safety and performance (effectiveness) data on the device for the treatment of symptomatic lower extremity venous obstructions and occlusions.
- Conditions
- Chronic Venous Disease, Chronic Venous Insufficiency, CVI, Venous Thrombosis, Thrombosis (Stent Thrombosis)
- Trial name
- CALIBER (NCT07529756)
- Testing
- Recanalization and debulking
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Intervene, 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
Chronic Venous Insufficiency, CVI
Adding a Combined Program of Therapeutic Exercise and Self-massage to the Conventional Approach of Compression Stockings and Preventive Measures in Chronic Venous Insufficiency.
The purpose of this study is to evaluate whether the inclusion of a physiotherapy approach in primary care consultation prescribing exercises and teaching self-massage techniques would be well accepted by patients of chronic…
- Trial name
- CVI (NCT06727968)
- Testing
- Compression Stocking, Therapeutic exercise, Self-massage
- Where
- Spain
- Volunteers
- 34 people
- Sponsor
- University of Valencia
Cerebral Palsy, Cortical Visual Impairment
Artificial Intelligence and Augmentative and Alternative Communication AAC
The overarching objective of this project is to transform access to assistive communication technologies (augmentative and alternative communication) for individuals with motor disabilities and/or visual impairment, for whom…
- Trial name
- AIinAAC (NCT06599996)
- Testing
- Testing artificial intelligence algorithms for interpreting gestures
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Penn State University
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
Scotoma, Central, Central Visual Impairment
Visuomotor Rehabilitation Training for Manual Task Deficits From Macular Scotomas
The research is aimed at developing and testing a new method of visual-motor rehabilitation of Veterans with macular degeneration by using inexpensive "tablet" computers at home.
- Trial name
- VRT (NCT01691027)
- Testing
- Visuo-motor training
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- VA Office of Research and Development
Blindness
Determine the Effect of Intraocular Pressure (IOP), Optic Nerve Imaging, Venous Congestion in Volunteers Prone Position 5 Hours
The purpose of this study is to provide data that would give the investigators a better understanding of the physiologic changes that occur and may contribute to post operative blindness.
- Trial name
- NCT00875043
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rutgers, The State University of New Jersey
Cerebral Palsy, Cortical Visual Impairment
Cortical Visual Impairment and Visual Attentiveness
This study will investigate the effect of enhanced visual and cross-modal environments upon the visual attentiveness of multiply handicapped children diagnosed with Cerebral Palsy (CP) and Cortical Visual Impairment (CVI).
- Trial name
- NCT00342108
- Testing
- cross-modal sensory stimulation
- Where
- Israel
- Volunteers
- 60 people
- Sponsor
- Sheba Medical Center
Central Visual Impairment, Macular Degeneration
Factors in Learning And Plasticity: Healthy Vision
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 (NCT05439759)
- Testing
- Condition 1: Training visual sensitivity, Condition 2: Training spatial integration, Condition 3: Training spatial attention
- Where
- 2 sites in United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Myopia, Quality of Life
Functional Vision and Quality of Life in a Modern Society - With Emphasis on Myopia and Cerebral Visual Impairment Among Youth
Society has become increasingly digital, and many everyday services have been replaced by digital self-service solutions. This puts greater demands on our vision and our ability to interpret what we see.
- Trial name
- NCT07653074
- Testing
- ophthalmological examination
- Where
- Sweden
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Region Örebro County
Visual Impairment, Cerebral Visual Impairment
Promoting Psychophysical Well-being in Children and Adolescents With Visual Impairment
Visual impairment (VI) has significant implications not only for visual functioning, but also for the motor development, psychological well-being, and social participation of children and adolescents.
- Conditions
- Visual Impairment, Cerebral Visual Impairment, Visual Impairments
- Trial name
- VIPPSTAR_UNITN (NCT07703150)
- Testing
- Adapted Physical Activity Programme
- Where
- Italy
- Volunteers
- 20 people
- Sponsor
- Università degli Studi di Trento
Varicose Veins of Lower Limb, Chronic Venous Insufficiency, CVI
Knee Pain Relief After Endovenous Treatment for Lower Limb Varicose Veins: A Prospective Observational Study
This study will observe patients with lower limb varicose veins who also have knee pain. Many patients with varicose veins experience swelling, heaviness, or aching in the legs, and some also report pain in or around the knee.
- Conditions
- Varicose Veins of Lower Limb, Chronic Venous Insufficiency, CVI, Knee Pain Chronic, Knee Osteoarthritis
- Trial name
- VV-KNEE (NCT07163312)
- Testing
- Endovenous Ablation for Varicose Veins
- Volunteers
- 50 people
- Sponsor
- Chengdu University of Traditional Chinese Medicine
Central Visual Impairment, Peripherical Visual Impairment
A Study of Taste- and Olfactory-Evoked Potentials in Patients With Visual Impairment: Taste, Smell, and Vision
Visual impairment, whether central or peripheral, may influence the plasticity of other sensory modalities, such as taste and smell.
- Conditions
- Central Visual Impairment, Peripherical Visual Impairment, Macular Retinal Dystrophy, Peripherical Macular Dystrophy
- Trial name
- GOUSTAVIS (NCT07707219)
- Testing
- Taste and smell evaluation, Recording of evoked potentials (EP)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon