Clinical trials: Blindness
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
Stroke, Blindness
Functional Neuroimaging of Cortical Plasticity in the Human Visual System
The study's objective is to measure changes in human visual cortex organization that may arise as a result of injury to the visual pathways.
- Conditions
- Stroke, Blindness, Vision
- Trial name
- NCT01062672
- Where
- 2 sites in United States, Germany
- Volunteers
- healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
CLN3-related Disorders, Non-CLN3 Related Low Vision
Optic-to-Audio Device in a Pediatric Cohort With CLN3-related Conditions or Low Vision
Background: CLN3 involves vision loss observed around the preschool years, with eventual progression to blindness within 1-3 years.
- Trial name
- NCT04974307
- Testing
- OrCam MyEye 2
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Neovascular Age-Related Macular Degeneration (nAMD) Wet AMD
Ixoberogene Soroparvovec (Ixo-vec) Contralateral Dosing Study in Participants With Neovascular Age-related Macular Degeneration
The purpose of this study is to evaluate safety, effectiveness and durability of a gene therapy called Ixo-vec (Ixoberogene soroparvovec) when administered to the contralateral (second) eye of adult participants (≥ 50 years of…
- Trial name
- NCT07630649
- Testing
- Ixo-vec
- Where
- 12 sites in United States
- Volunteers
- 15 people
- Sponsor
- Adverum Biotechnologies, Inc.
Retinal Degeneration, Vision Impairment and Blindness
Multicenter Study of Transcranial Magnetic Stimulation on Vision Restoration
The goal of this clinical trial is to learn if transcranial magnetic stimulation (TMS) works to restore vision in adults with severe retinal degeneration. It will also learn about the safety of TMS treatment.
- Trial name
- NCT07425717
- Testing
- Transcranial magnetic stimulation targeting occipital visual cortex
- Where
- 4 sites in China
- Volunteers
- 136 people
- Sponsor
- Shanghai High Myopia Study Group
Retinitis Pigmentosa
Retina Implant Pilot Trial to Evaluate Safety & Efficacy in Blind Patients Having Degenerated Photo-receptors
The outcome of this trial will reveal the possibilities of the retinal implant to improve the situation of patients with hereditary retinal blindness caused by degenerations of the outer retina.
- Trial name
- NCT00515814
- Testing
- Retina implant is surgically placed into subretinal position
- Where
- 2 sites in Germany
- Volunteers
- 15 people
- Sponsor
- Retina Implant AG
ACHROMATOPSIA 7, Achromatopsia
PBA Use for Treatment of ATF6-/- Patients
Some patients with achromatopsia, an inherited disorder characterized by partial or complete loss of color vision, carry mutations in ATF6.
- Trial name
- NCT04041232
- Testing
- PBA
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Columbia University
Cerebral Visual Impairment
A Computerized, Adaptive Therapeutic Gaming Approach Training Visual Perceptual Skills in Children With CVI
This clinical trial aims to compare the effectiveness of our adaptive, therapeutic game to the effectiveness of the same game, without the adaptive component.
- Trial name
- iVision2_WP3 (NCT05014503)
- Testing
- Adaptive Therapeutic gaming, Non-adaptive Therapeutic gaming
- Where
- Belgium
- Volunteers
- 73 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Usher Syndrome, Retinitis Pigmentosa
Study of SAR421869 in Participants With Retinitis Pigmentosa Associated With Usher Syndrome Type 1B
To evaluate the safety and tolerability of ascending doses of subretinal injections of SAR421869 in participants with Usher syndrome type 1B. To evaluate for possible biological activity of SAR421869.
- Trial name
- NCT01505062
- Testing
- SAR421869
- Where
- 2 sites in United States, France
- Volunteers
- 9 people
- Sponsor
- Sanofi
Retinitis Pigmentosa, Retinal Degeneration
Safety and Efficacy of Subretinal Implants for Partial Restoration of Vision in Blind Patients
Patients suffering from hereditary retinal degeneration receive a retinal implant to restore sight. Subretinal implant "ON" results in significant visual acuity improvement, when compared to "OFF" condition.
- Trial name
- NCT01024803
- Testing
- Device name: "Retina Implant model Alpha". Surgical implantation of medical device into eye
- Where
- 6 sites in Germany, Hungary and 1 more
- Volunteers
- 39 people
- Sponsor
- Retina Implant AG
Blindness, Diabetic Retinopathy
Early Treatment Diabetic Retinopathy Study (ETDRS)
To evaluate the effectiveness of both argon laser photocoagulation and aspirin therapy in delaying or preventing progression of early diabetic retinopathy to more severe stages of visual loss and blindness.
- Trial name
- NCT00000151
- Testing
- Aspirin, Argon Laser Photocoagulation
- Sponsor
- National Eye Institute (NEI)
Retinopathy of Prematurity, Retinal Detachment
Efficient Study of ACULAR in Inhibiting Proliferative Retinopathy in Prematurity
The purpose of this study is to test whether ACULAR, a nonsteroidal anti-inflammatory eye drop medication, can prevent the development of retinopathy of prematurity (ROP) and/ or decrease its severity.In this study ACULAR will be…
- Conditions
- Retinopathy of Prematurity, Retinal Detachment, Blindness
- Trial name
- ROP (NCT00634972)
- Testing
- ACULAR, REFRESH TEARS
- Where
- United States
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- University of South Alabama
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
Diabetic Macular Edema, Diabetic Retinopathy
ADVM-022 Intravitreal Gene Therapy for DME
A Phase 2, Multi-Center, Randomized, Double-Masked*, Active Controlled Study of ADVM-022 (AAV.7m8-aflibercept) in Subjects with Diabetic Macular Edema [INFINITY]
- Trial name
- INFINITY (NCT04418427)
- Testing
- 6E11 vg/eye of ADVM-022, 2E11 vg/eye of ADVM-022, Aflibercept
- Where
- 14 sites in United States, Puerto Rico
- Volunteers
- 36 people
- Sponsor
- Adverum Biotechnologies, Inc.
Hemianopia, Stroke
Combined tDCS and Vision Restoration Training in Post-acute Stroke: an Exploratory Efficacy and Safety 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
- NCT02703870
- Testing
- verum tDCS, VRT
- Where
- 2 sites in Austria, Germany
- Volunteers
- 19 people
- Sponsor
- University of Magdeburg
Retinopathy of Prematurity (ROP), Prematurity Complications
Retinopathy of Prematurity - Visual Function and Retinal Structure
Children born prematurely may develop a characteristic retinal disease named retinopathy of prematurity (ROP). This disease could lead to retinal detachment and blindness.
- Conditions
- Retinopathy of Prematurity (ROP), Prematurity Complications, Cerebral Visual Impairment, Visual Field Defect
- Trial name
- NCT07427719
- Where
- Norway
- Volunteers
- 140 people
- Sponsor
- Oslo University Hospital
Stroke, CVA (Cerebrovascular Accident)
MORbidity PRevalence Estimate In StrokE
Information regarding the likely progress of post-stroke symptoms is vitally important to stroke survivors to allow them to plan for the future and to adjust to life after stroke.
- Conditions
- Stroke, CVA (Cerebrovascular Accident), CVA; Sequelae, Stroke, Ischemic
- Trial name
- MORe PREcISE (NCT03605381)
- Where
- 3 sites in United Kingdom
- Volunteers
- 500 people
- Sponsor
- Aneurin Bevan University Health Board
Autosomal Dominant Retinitis Pigmentosa, Eye Diseases
A Study to Evaluate the Safety and Tolerability of QR-1123 in Subjects With Autosomal Dominant Retinitis Pigmentosa Due to the P23H Mutation in the RHO Gene
This study evaluates the safety, tolerability and efficacy of QR-1123 injection in the eye (intravitreal; IVT) injections (one eye/unilateral) in subjects receiving a single dose or repeat doses.
- Conditions
- Autosomal Dominant Retinitis Pigmentosa, Eye Diseases, Eye Diseases, Hereditary, Retinal Dystrophies
- Trial name
- AURORA (NCT04123626)
- Testing
- QR-1123
- Where
- 5 sites in United States
- Volunteers
- 11 people
- Sponsor
- ProQR Therapeutics
Sleep-wake Disorder in Blind Individuals
Patient Registry of Blind Subjects With Sleep-related Problems
Non-24-hour sleep-wake disorder (Non-24) is a condition experienced primarily by totally blind individuals that results in abnormal night sleep patterns and chronic daytime sleepiness.
- Trial name
- NCT01195558
- Testing
- Data collection on blindness and sleep problems
- Where
- United States
- Volunteers
- 10,000 people
- Sponsor
- Vanda Pharmaceuticals
Glaucoma, Diabetic Retinopathy (DR)
"My Eyes, My Light": Amar Chokh, Amar Alo
Eye disease affects 2.2 billion people globally, which in turn adversely affects schooling, economic productivity, and participation in social life.
- Conditions
- Glaucoma, Diabetic Retinopathy (DR), Hypertensive Retinopathy, Cataract
- Trial name
- ACA2 (NCT07135570)
- Testing
- Multimodal Screening for Eye Disease, cataract surgery
- Where
- Bangladesh
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Data Yakka, Inc.