Clinical trials: Visual Impairment
Central Visual Impairment
Training Oculo-motor Control to Improve Vision When Using a Preferred Retinal Locus
When high-detail vision is lost due to a retinal disease such as macular degeneration, people see poorly, and have difficulty with eye movements (oculo-motor control).
- Trial name
- NCT05637385
- Testing
- Training of perception and oculo-motor control
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Russell L. Woods
Quality of Life (QOL), Depression
Body-Mind-Spirit Action Group on the Well-being
Primary Purpose: To evaluate the effectiveness of a culturally adapted BMS group intervention on holistic well-being, depressive symptoms, sleep parameters, and quality of life in individuals with visual impairment.
- Trial name
- BMS (NCT07105761)
- Testing
- Body-Mind-Spirit
- Where
- Taiwan
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Taipei City Hospital
Breast Cancer Awareness and BSE in Visually Impaired Women
Visually Impaired Women Model-based Cancer Education and Breast Self-examination
The aim of our study was to raise awareness among visually impaired women, who are in the vulnerable group, about breast cancer, which ranks first among female cancers, and to teach breast self-examination.
- Trial name
- NCT06274762
- Testing
- Training and BSE application on a model
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Marmara University
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
Hearing Loss, Hearing Loss, Age-Related
Sight and Hearing Investigation Into Effects on Delirium
The goal of this observational study is to learn about sensory loss in hospital patients with delirium. The main questions it aims to answer are: Are hearing and vision loss related to increased risk of having delirium? Do…
- Conditions
- Hearing Loss, Hearing Loss, Age-Related, Hearing Disability, Delirium
- Trial name
- SHIELD (NCT06176625)
- Testing
- Communication Signage, Amplifier Use
- Where
- United States
- Volunteers
- 1,543 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Glaucoma
Adult Providing Access to the Visual Environment (PAVE) - Glaucoma Pilot
We wish to evaluate a potential training program for patients with glaucoma, to become more efficient users of prescribed low vision devices for distance and near vision tasks.
- Trial name
- PAVE (NCT00338208)
- Testing
- Training in the Use of Low Vision Devices
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Blindness Congenital
Comparison of Balance and Coordination Parameters of Visually Impaired and Healthy Individuals
The aim of this [observational study] is to examine balance in multiple aspects by comparing balance, coordination, and gait parameters between congenitally blind individuals and healthy individuals with multiple scales.
- Trial name
- NCT06687915
- Where
- Turkey (Türkiye)
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Bahçeşehir University
Age-related Macular Degeneration
Visual Remapping to Aid Reading With Field Loss
Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.
- Trial name
- NCT03848663
- Testing
- Traditional Remapping, Personalized Remapping
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
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
Low Vision in Children
Research and Development of Reading Visual Aids for Low-Vision Individuals Based on Virtual Reality Technology
Low vision substantially impairs reading ability and educational participation in adolescents. Existing assistive technologies, including optical magnifiers and electronic visual aids, are often limited by fragmented system…
- Trial name
- NCT07703449
- Testing
- VR-Based Intelligent Reading Aid, Natural Vision Reading (No Assistive Device)
- Where
- China
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Macular Degeneration, Age-Related, Diabetic Retinopathy
Visual Enhancement Device in Low Vision Patients
This study will be a prospective, non-randomized study of low-vision individuals diagnosed with either age-related macular degeneration (AMD) or diabetic macular edema with ETDRS visual acuity from 20/60 to 20/400 in both eyes…
- Trial name
- Evergaze (NCT03794752)
- Testing
- Head-Mounted Visual Enhancement Device
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Dry Age-related Macular Degeneration, Vision Impairment and Blindness
Vision Improvement for Legally Blind Dry AMD Patients
This retrospective observational study is intended to assess the feasibility of using a nonsignificant risk device for vision improvement for legally blind dry AMD patients.
- Trial name
- NCT04875234
- Testing
- Clear-K Low Vision Aid Treatment
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Optimal Acuity Corporation
Visual Impairment
Validity of at Home Visual Acuity Measurements for Telemedicine During Corona Virus (COVID-19) Pandemic
Prompted by the current COVID-19 pandemic, the American Academy of Ophthalmology has recommended the use of telemedicine to continue ophthalmic care while maintaining patient and provider social distancing.
- Trial name
- NCT04391166
- Testing
- Non invasive visual acuity testing
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Amyotrophic Lateral Sclerosis
Relationship Between Neurological Disability and Visual Impairment in Patients With ALS or Friedreich's Ataxia
The aim of this study is to obtain an early biomarker of amyotrophic lateral sclerosis and Friedreich's Ataxia which allows to diagnose the disease in an initial stage and to follow up the patient with optic coherence tomography…
- Trial name
- NCT03285204
- Where
- Spain
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Jose Luis Urcelay Segura
Refractive Error - Myopia Axial, Astigmatism
Refractive Accuracy of "2WIN" and Portable Autorefractors
Youth and some adults have photoscreening refractions and hand-held auto refraction before cycloplegia refraction during new and follow up eye examinations.
- Conditions
- Refractive Error - Myopia Axial, Astigmatism, Accomodation, Visual Impairment
- Trial name
- NCT04249505
- Testing
- "2WIN" Photoscreener, "Plusoptix A12", "Retinomax"
- Where
- United States
- Volunteers
- 708 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Visual Impairment, Age-Related Macular Degeneration
A Virtual Reality Platform Simulating Visual Impairment for Testing of Electronic Travel Aids and Performing Orientation and Mobility Training
In this study, the study team utilize virtual reality (VR) to simulate visual impairments of different types and severity in healthy subjects.
- Conditions
- Visual Impairment, Age-Related Macular Degeneration, Diabetic Retinopathy, Glaucoma
- Trial name
- NCT05135195
- Testing
- In-House Developed VR Platform - AMD, DR, Glaucoma, In-House Developed VR Platform - Glaucoma
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
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
Choroideremia
The Dark-Adapted Retinal Function Response in Choroideremia (DARC) Study
Choroideremia (CHM) is an inherited retinal disorder that causes progressive vision loss, ultimately leading to complete blindness.
- Trial name
- DARC (NCT05045703)
- Testing
- Vitamin A palmitate
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Duke University
Low Vision
Community Access Through Remote Eyesight (CARE) Study
Study is a randomized clinical trial evaluating the efficacy of novel mobile application technologies (including Seeing AI, Aira, and Supervision+) to improve quality of life in older adults with low vision by expanding community…
- Trial name
- CARE (NCT04926974)
- Testing
- Low Vision Rehabilitation
- Where
- 2 sites in United States
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- New England College of Optometry
Low Vision, Age Related Macular Degeneration
Early Feasibility Study Using IOPCL MAG to Improve Near Vision in ARMD Subjects
This early feasibility study aims to improve near vision in subjects 55 years or older who have a clinical diagnosis of Age-Related Macular Degeneration.
- Trial name
- NCT04984590
- Testing
- IOPCL AMD MAG
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- OnPoint Vision Inc