Clinical trials: Visualization
Macular Degeneration, Geographic Atrophy
A Prospective Observational Study to Assess the Reliability and Validity of the MLSDT
The goal of this observational study is to assess the reliability and validity of the 9-object MLSDT for evaluation of participants with moderate to severe vision impairment when tested without a wearable low-vision magnifying…
- Conditions
- Macular Degeneration, Geographic Atrophy, Stargardt Disease
- Trial name
- NCT06805474
- Testing
- Observational
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Nanoscope Therapeutics Inc.
Lewy Body Disease, Lewy Body Dementia
Visual Hallucinations in Lewy Body Diseases
The goal of this basic experimental study involving humans (BESH) protocol is to improve the understanding of neural mechanisms underlying visual hallucinations in Lewy Body diseases to inform future treatment developments.
- Conditions
- Lewy Body Disease, Lewy Body Dementia, Parkinson Disease, Parkinson Disease Dementia
- Trial name
- NCT07849413
- Testing
- Behavioral Tasks, MRI/MEG Scans
- Where
- United States
- Volunteers
- 234 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
AMD - Age-Related Macular Degeneration
The Impact of Artificial Lighting on the Visual Capacity of Patients With Age-Related Macular Degeneration
Age-related macular degeneration (AMD) is the leading cause of irreversible vision loss in the elderly worldwide. The dry, non-exudative form of the disease, although more common, is associated with gradual and significant…
- Trial name
- ADLs AMD (NCT07060196)
- Testing
- Distant Visual Acuity, Optical Coherence Tomography, Optical Coherence Tomography Angiography
- Where
- Greece
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Glaucoma
Does Lowering Eye Pressure Affect the Results Obtained From Objective Visual Field Testing?
A study to determine whether a patient's range of vision test results improve after their eye pressure is lowered by 30% or more by testing on a new machine called the Accumap and how to learn how much the Accumap's results…
- Trial name
- NCT00799994
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Myopia
Aberration-Free Refraction Correction
In the interest of improving visual quality after LASIK we have designed a multifaceted study to test the theoretical, physical, biomechanical and functional effects of commercial and independently designed aspherical ablation…
- Trial name
- NCT00172913
- Where
- Taiwan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Attention Deficit Hyperactivity Disorder, Neurodevelopmental Disorders
Auditory and Visual Noise as Possible Non-pharmacological Treatment of ADHD in School Children
The goal of this study is to compare the influence of visual and auditory white noise on performance in children with attention deficit hyperactivity disorder (ADHD).
- Trial name
- NCT06057441
- Testing
- Auditory noise stimulation, Visual noise stimulation
- Where
- Sweden
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Region Skane
Healthy
Motivation Effects During Cued Visual Search
In this line of research, we are examining whether motivation increases the utilization of target (positive) or distractor (negative) color cues to improve visual attention performance.
- Trial name
- NCT05604053
- Testing
- Motivation Manipulation
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Retinopathy of Prematurity
Retinal Microanatomy in Retinopathy of Prematurity (BabySTEPS2)
Retinopathy of prematurity (ROP) is a disorder of development of the neural retina and its vasculature that can impact vision in vulnerable preterm neonates for a lifetime.
- Trial name
- BabySTEPS2 (NCT04995341)
- Testing
- Investigational ultracompact OCT and OCTA system, retinal photographs
- Where
- 2 sites in United States
- Volunteers
- 236 people, healthy volunteers welcome
- Sponsor
- Duke University
Healthy Volunteers, no Condition, Basic Science
Transcranial Ultrasonic Neuromodulation of Primary Visual Cortex and Primary Auditory Cortex in Humans
There are a number of disorders of the brain that have limited treatment options, such as chronic pain, addiction, and major depression.
- Trial name
- NCT07508722
- Testing
- Transcranial Focused Ultrasound Stimulation, Electroencephalography, Magnetic Resonance Imaging
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Massachusetts Institute of Technology
Glaucoma
Evaluation of Visual Training System in Patients With Glaucoma
This study intends to conduct visual function examinations and follow-ups on two groups of glaucoma patients, one receiving visual perceptual training and the other serving as a control without training.
- Trial name
- NCT06433102
- Testing
- Visual perceptual training based on the lateral masking paradigm
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Visual Acuity, Meibomian Gland
Clinical Evaluation of Therapeutic Meibomian Gland Expression
This will be a single centre pilot study to evaluate appearance of the Meibomian glands.
- Trial name
- NCT04997135
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Healthy
Losartan Modulates Neural Responses to Looming Visual Stimuli: An Eye-tracking Study
The main aim of the present study is to investigate the effects of orally administered losartan on the perception of time-to-collision of threatening and non-threatening stimuli by combining a validated looming fear eye-tracking…
- Trial name
- NCT06329076
- Testing
- Losartan
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Electronic Science and Technology of China
Thermal Perception
Visual and Acoustic Effects of Human Thermal Comfort and Perception in a Micro-Climatically Steady Environment
The goal of this clinical trial is to understand how environmental factors influence comfort and health. The main question it aims to answer is: do temperature, visuals, and sounds affect a person's physiology and perception?…
- Trial name
- NCT06985940
- Testing
- Visual stimulation, Acoustic stimulation, Combination
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Visual Impairment, Myopia
At-home Testing Refraction Results With Best Corrected Visual Acuity (BCVA) Outcomes in Adults
This study is aimed at examining the BCVA from try-on glasses constructed from measurements from the EyeQue VisionCheck.
- Conditions
- Visual Impairment, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT04820218
- Testing
- With Try-on glasses
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Fibromuscular Dysplasia of Arteries, Segmental Arterial Mediolysis
Using Ultrasonography, Shear Wave Elastography, Strain Imaging, and 3-D Volume Ultrasonography on Cardiovascular Disease
The researchers are trying to see whether contrast-enhanced ultrasonography, shear wave elastography, strain imaging, and 3-D volume ultrasonography improves arterial wall visualization and identifies arterial elastic properties…
- Conditions
- Fibromuscular Dysplasia of Arteries, Segmental Arterial Mediolysis, Spontaneous Coronary Artery Dissection, Atherosclerosis of Artery
- Trial name
- NCT03335020
- Testing
- Shear Wave Elastography, Pulse Wave Imaging, Contrast-Enhanced Ultrasound
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mayo Clinic
Inflammatory Bowel Diseases, Ulcerative Colitis
Global IBD Visualization of Epidemiology Studies (GIVES) in the 21st Century
Crohn's disease (CD) and Ulcerative colitis (UC) are chronic inflammatory bowel diseases (IBD) of unknown etiology. The pathophysiology of IBD relates to the mucosal immune response to antigenic stimulation from the gut…
- Conditions
- Inflammatory Bowel Diseases, Ulcerative Colitis, Crohn Disease
- Trial name
- GIVES-21 (NCT04748627)
- Where
- Hong Kong
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Emotional Problem, Behavior Problem
Mindfulness-Based Intervention for Emotional and Behavioural Problems of Students With Visual Impairment
Current study will be conducted on the Effectiveness of Mindfulness-Based Intervention for Emotional and Behavioural Problems of Students with Visual Impairment.
- Trial name
- NCT06228950
- Testing
- Mindfulness-Based Stress Reduction
- Where
- Pakistan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Fatima Jinnah Women University
Healthy Volunteer
NEURO-IS: Neurophysiology of Inner Speech Across Neurotypical Participants.
The purpose of this study is to investigate the brain activity associated with two common inner experiences: visual mental imagery (mentally seeing objects or actions) and inner speech (experiencing language without speaking out…
- Trial name
- NEURO-IS (NCT07885020)
- Testing
- Inner Experience Induction Tasks and hdEEG
- Where
- Belgium
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Liege
Vestibulo-Ocular Reflex, Esports Participation
Comparison of Vestibulo-Ocular Reflex and Cognitive Functions in E-Athletes and Non-Athletes
This study aims to compare cognitive functions and functional vestibulo-ocular reflex (VOR) between e-athletes and non-athletes.
- Conditions
- Vestibulo-Ocular Reflex, Esports Participation, Cognitive Functioning
- Trial name
- NCT07211191
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Yusa Basoglu
Persons With Visual Disabilities, Breast Neoplasms
Breast and Cervical Cancer Awareness Training in Visually Impaired Women
This quasi-experimental study aims to determine whether a breast and cervical cancer awareness training program can increase participation in cancer screening among women with visual impairments.
- Conditions
- Persons With Visual Disabilities, Breast Neoplasms, Uterine Cervical Neoplasms, Awareness
- Trial name
- GORSEM (NCT07541859)
- Testing
- Cancer Screening Awareness Education for Visually Impaired Women
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Marmara University
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