Clinical trials: Visual Impairments
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
Retinitis Pigmentosa
Phase 1 Study of Intravitreal Autologous CD34+ Stem Cell Therapy for Retinitis Pigmentosa
In this Phase 1 open-labeled prospective study, one eye of each participant with vision loss from retinitis pigmentosa will be administered intravitreal injection of autologous CD34+ stem cells harvested from bone marrow.
- Trial name
- BMSCRP1 (NCT04925687)
- Testing
- Intravitreal autologous CD34+ cells
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- University of California, Davis
Diabetic Macula Edema
Efficacy and Safety of Brolucizumab vs. Aflibercept in Patients With Visual Impairment Due to Diabetic Macular Edema
The purpose of this study is to evaluate the efficacy and safety of brolucizumab in treatment of patients with visual impairment due to diabetic macular edema (DME).
- Trial name
- BUZZARD (NCT04079231)
- Testing
- Brolucizumab, Aflibercept
- Sponsor
- Novartis Pharmaceuticals
Glaucoma
Clinical Effectiveness of Low Vision Rehabilitation in Glaucoma Patients
Our team is interested in what can be done to improve the functioning of patients who suffer from glaucoma, a chronic and irreversible eye disease.
- Trial name
- LOVIT (NCT01262209)
- Testing
- portable CCTV, Telescopes, telemicroscopes and microscopes, Absorptive filters
- Where
- Canada
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Vision Impairment, Eye Diseases
The Proactive Ophthalmic Examination Cohort
The Proactive Ophthalmic Examination Cohort of Older Adults is a prospective cohort study recruiting community-dwelling older adults aged 65 years or older.
- Trial name
- POEC (NCT05851287)
- Where
- China
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Healthy, Teenagers
Effect of an Audio Instructional Program Regarding Puberty on Self-Concept and Healthy Behaviors of Teenage Girls With Visual Impairment
Background: Teenage girls, who are a vulnerable group, require special care and attention, particularly when puberty begins. A consistent teaching program about menstruation should be offered to adolescent girls with visual…
- Conditions
- Healthy, Teenagers, Girls, Self-concept
- Trial name
- Teen Audio (NCT07496606)
- Testing
- structured audio instructional program regarding puberty
- Where
- Palestinian Territories
- Volunteers
- 46 people
- Sponsor
- Al-Quds University
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
Age-Related Macular Degeneration, Wet Age-related Macular Degeneration
User-centric Study of Patients' Receptiveness Towards the Web-based Automated Vision Impairment Gaze-tracking Analysis Systems
Age-Related Macular Degeneration (AMD) is the leading cause of central vision loss among older adults worldwide. Patients with AMD often require frequent monitoring of visual function and disease progression, typically through…
- Trial name
- AVIGA-SURVEY (NCT07338513)
- Where
- Singapore
- Volunteers
- 30 people
- Sponsor
- Tan Tock Seng Hospital
Cognition Disorders
Impact of Glasses for Vision Problems on Cognitive Function in Rural Older Adults
The aim of this project is to explore whether vision correction can effectively slow cognitive decline in older adults. The primary question it seeks to answer is: Can providing free near and/or distance vision correction glasses…
- Trial name
- CLEVER (NCT06836440)
- Testing
- Free Prescription Glasses
- Where
- China
- Volunteers
- 964 people, healthy volunteers welcome
- Sponsor
- Yuju Wu
Preterm Birth, Visual Impairment
Eye and Growth in Adolescents Born Moderate-to-late Preterm
During recent years, the interest in studying the risks of being born moderate-to-late preterm (MLP), defined as birth between gestational week 32 to 36, has increased.
- Conditions
- Preterm Birth, Visual Impairment, Eye Abnormalities
- Trial name
- NCT04190147
- Testing
- Structural, functional and metabolic eye examinations
- Where
- Sweden
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Vastra Gotaland Region
Visual Rehabilitation, Visual Impairment, Autism Spectrum Disorder, Developmental Disabilities, Intellectual Disability, Behavioral Symptoms
Evaluation of a Program to Enhance Ophthalmic Compliance in Children and Adolescents With Special Needs
The goal of this clinical trial is to learn about the effects of the structured program incorporating contextual, behavioral, and cognitive strategies to improve compliance of children and adolescents with special needs during…
- Trial name
- NCT06717282
- Testing
- visual rehabilitation for ophthalmic compliance, Using contextual, behavioral, and cognitive-based stragegies to develop training programs
- Where
- Taiwan
- Volunteers
- 20 people
- Sponsor
- National Taiwan University Hospital
Corneal Astigmatism
Treatment of Vision Disturbances Due to Corneal Irregularities by Trans-epithelial Optical Phototherapeutic Keratectomy (TE-oPTK)
This study sets out to evaluate the EpiMaster application software for use in predicting the refractive change induced by a trans-epithelial phototherapeutic keratectomy (TE-PTK) procedure in eyes with irregularly irregular…
- Trial name
- NCT03841253
- Testing
- Trans-epithelial PTK, Trans-epithelial PTK (retrospective data collection), EpiMaster Application Software
- Where
- United Kingdom
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- London Vision Clinic
Retinitis Pigmentosa
Coloured-light in Retinitis Pigmentosa.
This study will assess the effect of 2 different colours of light on colour vision in adults with retinitis pigments (RP). Participants will be 18 years or above with a genetically confirmed molecular diagnosis of RP.
- Trial name
- CLIRP (NCT06224114)
- Testing
- Coloured-light torch, Different coloured-light torch
- Where
- United Kingdom
- Volunteers
- 70 people
- Sponsor
- University College, London
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
Low Vision, Orientation
SmartHMD for Improved Mobility
The National Eye Institute estimated about 3 million people over age 40 in the US had low vision in 2010 and projects an increase to nearly 5 million in 2030 and 9 million in 2050.
- Conditions
- Low Vision, Orientation, Mobility Limitation, Navigation, Spatial
- Trial name
- NCT03781583
- Testing
- SmartHMD version 1, SmartHMD version 2, SmartHMD version 3
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- James Weiland
Optic, Atrophy, Hereditary, Leber
Efficacy Study of GS010 for Treatment of Vision Loss From 7 Months to 1 Year From Onset in LHON Due to the ND4 Mutation (REVERSE)
The goal of this clinical trial is to assess the effectiveness of GS010, a gene therapy, in improving the visual outcome in participants with Leber Hereditary Optic Neuropathy (LHON) due to the G11778A ND4 mitochondrial mutation…
- Trial name
- REVERSE (NCT02652780)
- Testing
- GS010
- Where
- 7 sites in United States, France and 3 more
- Volunteers
- 37 people
- Sponsor
- GenSight Biologics
Wet Macular Degeneration
OZURDEX in Age Related Macular Degeneration as Adjunct to Ranibizumab
In the Western World, Age Related Macular Degeneration (ARMD) is a leading cause of blindness. This disease was once thought to be a natural part of aging, but recent research has introduced effective treatments.
- Trial name
- STAR (NCT01243086)
- Testing
- Ranibizumab, OZURDEX
- Where
- Canada
- Volunteers
- 10 people
- Sponsor
- McMaster University
Visual Impairment, Hearing Loss
Survey of Sensory Impairment Indicators Among Adults Aged 65 Years and Older in Xinxing County
This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China.
- Conditions
- Visual Impairment, Hearing Loss, Dual Sensory Impairment, Cataract
- Trial name
- NCT07694505
- Where
- China
- Volunteers
- 2,854 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Neuro-ophthalmological Conditions
Understanding Vision Problems Linked to the Brain and Nerves in People Seen at Our Eye Clinic
The reason for the recognised lack of epidemiological data of all NO conditions presenting to eye departments is attributed to the fact that they often fall in the grey zones between neuro-ophthalmologists, neurosurgeons and…
- Trial name
- ESNOPED-UK (NCT07711886)
- Testing
- No Intervention: Observational Cohort
- Volunteers
- 840 people
- Sponsor
- The Royal Wolverhampton Hospitals NHS Trust
Retinitis Pigmentosa
Acupuncture for the Treatment of Vision Loss Due to Retinitis Pigmentosa
Retinitis Pigmentosa (RP) patients are interested in trying alternative therapies to attempt to slow, halt or reverse the retinal disease process, and claim success with some approaches such as acupuncture, but this potential…
- Trial name
- NCT01604356
- Testing
- Electro-acupuncture
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Johns Hopkins University