Clinical trials: Visual Functions
Cognitive Function, E-sports Performance
Visual Training Effects in Esports Players
This randomized controlled study aims to investigate the acute effects of a single session of web-based visual training on balance, reaction time, and cognitive function in professional e-sports players.
- Conditions
- Cognitive Function, E-sports Performance, Reaction Time, Balance
- Trial name
- NCT07570693
- Testing
- Web-Based Visual Training
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Balikesir University
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
Cataracts, Visual Acuity Reduced Transiently
The Incidence of Glistenings in the 2017 Intraocular Lenses Made by Alcon and Abbott Medical Optics
The purpose of this study is to seek academic/non-industry research funding support to independently investigate the incidence and density of lens glistenings in cataract patients who are implanted with the latest generations of…
- Conditions
- Cataracts, Visual Acuity Reduced Transiently, Loss of Visual Contrast Sensitivity, Functional Visual Loss
- Trial name
- NCT03409185
- Testing
- Alcon 1 piece SA60AT lens, AMO 1-piece AABOO lens
- Where
- Canada
- Volunteers
- 22 people
- Sponsor
- University of Toronto
Cataract
Visual Function After Implantation of AcrySof® Toric Lens
The objective of this study is to evaluate the postoperative visual function of Taiwanese patients following bilateral or unilateral AcrySof Toric Intraocular Lens (IOL) implantation.
- Trial name
- NCT01074606
- Testing
- AcrySof Toric Intraocular Lens
- Where
- Taiwan
- Volunteers
- 56 people
- Sponsor
- Alcon Research
Glaucoma
Macular Damage in Early Glaucoma and Progression
Glaucoma is the leading cause of irreversible blindness worldwide. This study aims to test a new method that may allow earlier diagnosis of glaucoma and better ways to monitor if it is getting worse.
- Trial name
- NCT02547740
- Where
- United States
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Columbia University
Autism, Autism Spectrum Disorder
Cognitive Training in Virtual Reality for Autism
The Virtual Reality Rehabilitation System (VRRS) is an innovative tool for motor and cognitive rehabilitation that has shown promising results in developmental populations, with evidence of feasibility, safety, acceptability, and…
- Trial name
- NCT07643649
- Testing
- Experimental Group, Control Group
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- Istituto per la Ricerca e l'Innovazione Biomedica
Multiple Sclerosis, Relapsing-Remitting, Optic Neuritis
Light Stimulation to Improve Visual Function After Optic Neuritis in Persons with Multiple Sclerosis
The aim of this monocentric randomized controlled intervention study is to improve visual function in persons with multiple sclerosis following optic neuritis (neuritis nervi optici) by means of a light stimulation.
- Trial name
- ONSTIM (NCT06389968)
- Testing
- Light stimulation
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Technical University of Munich
Hemiparesis, Stroke
Visual Feedback Therapy for Treating Individuals With Hemiparesis Following Stroke
The purpose of the study is to determine whether an existing treatment for problems that participants have with making movements after a stroke can be performed at home.
- Trial name
- NCT01662960
- Testing
- Mirror therapy, Divider therapy
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Albert Einstein Healthcare Network
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 Acuity
Clinical Assessment of Visual Function With the Acrysof ReSTOR Multifocal IOL
The purpose of this study is to assess uniocular and binocular unaided distance, intermediate, and near VA; contrast sensitivity, accommodation amplitude, stereopsis, glare testing, ocular aberrations and the clinical…
- Trial name
- NCT00759096
- Testing
- RESTOR IOL Model SA60D3
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Alcon Research
Diabetic Retinopathy, Macular Degeneration
Diabetic Retinopathy and Visual Function Study
The purpose of this study is to evaluate possible mechanisms of central visual loss in patients with diabetes mellitus. The visual loss of interest to be investigated is that associated with macular edema (prior to and following…
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Vision, Subnormal
- Trial name
- NCT00001346
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- National Eye Institute (NEI)
EEG Brain Oscillations, Balance Exercises
The Effect of Balance Exercises on Cognitive Function
The aim of our study is to examine the effects of balance exercises performed in virtual and real environments on visual-spatial attention and mental rotation in healthy young adult individuals using EEG brain oscillations.
- Trial name
- NCT06151093
- Testing
- Video-based games intervention, Balance exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
Diabetic Macular Edema
Rapid Structural and Functional Improvements in Following 0.19 mg Fluocinolone Acetonide (FAc) Implant in Diabetic Macular Edema Patients With Poor Visual Acuity: 12-month Audit Results From United Arab Emirates
The Health Authority - Abu Dhabi (HAAD) approved the reimbursement of the slow release FAc implant (ILUVIEN) and it is now available for the treatment of diabetic macular edema (DME) in persons who have been previously treated…
- Trial name
- NCT03590587
- Testing
- 0.19 mg fluocinolone acetonide (FAc) implant
- Where
- United Arab Emirates
- Volunteers
- 30 people
- Sponsor
- Benha University
Cataract
Visual Function After Implantation of Bilateral AcrySoft ReSTOR Aspheric IOL
This study will involve up to 20 bilateral patients per surgeon. Patients will be assessed pre-operatively, and at subsequent visits (following the implantation of the intraocular lens in the second eye) at 1 week, 1 month, 3…
- Trial name
- NCT00934622
- Testing
- AcrySof® ReSTOR® Aspheric IOL
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Alcon Research
Stroke
The Effects of Fresnel Prism Glasses on Visual Perception, Balance, Gait and Functional Independence in Post-Stroke Patients
This randomized controlled trial aims to evaluate the effects of Fresnel prism glasses on visual perception, balance, gait, and functional independence in post-stroke patients.
- Trial name
- NCT07308054
- Testing
- Fresnel Prism Glasse, Convetional physical therapy
- Volunteers
- 50 people
- Sponsor
- Lahore University of Biological and Applied Sciences
Severe Permanent Uni or Bilateral Non-pulsatile Tinnitus, Without Associated Vestibular Pathology
Evaluation of Deep Brain Stimulation (DBS) of the Right Operculum 3 (OP3) in Permanent Non-pulsatile Disabling Tinnitus (TINNOP3-DBS)
This pilot study aims at evaluating the effectiveness of the treatment of unilateral or bilateral, non-pulsatile, disabling, tinnitus, without vestibular dysfunction, using Deep Brain Stimulation (DBS) of the parieto-insular…
- Conditions
- Severe Permanent Uni or Bilateral Non-pulsatile Tinnitus, Without Associated Vestibular Pathology, Resistant to Therapeutic Failure, With or Without Hearing Loss
- Trial name
- TINNOP3-DBS (NCT04296097)
- Testing
- DBS
- Where
- France
- Volunteers
- 7 people
- Sponsor
- University Hospital, Grenoble
Fine Motor Function Deficit and Visual Neglect Post-stroke
iPad Technology for HOME Rehabilitation in Patients After Stroke: iHOME Acute/Chronic
A pilot randomized, two parallel group study comparing an iPad software game application versus standard care in post-stroke patients.
- Trial name
- NCT01836159
- Testing
- iPad Intervention, Standard/ Usual Care
- Where
- 3 sites in Canada
- Volunteers
- 29 people
- Sponsor
- Unity Health Toronto
Cataract
An Interocular Comparative Study of Unilateral Cataract
The purpose of this cross-sectional study is to compare bilateral anterior segment parameters, macular thickness, and BCVA at 3 months after uncomplicated unilateral pediatric cataract extraction with primary IOL implantation to…
- Trial name
- NCT02765230
- Where
- China
- Volunteers
- 53 people
- Sponsor
- Sun Yat-sen University
Left Ventricular Function, Cardiac Surgery
Artificial Intelligence Versus Anesthesiologist Visual Assessment of Ejection Fraction by Transesophageal Echocardiography During Cardiac Surgery
This prospective observational study evaluated the reliability of a general-purpose artificial intelligence application in estimating left ventricular ejection fraction from intraoperative transesophageal echocardiography images…
- Trial name
- NCT07841327
- Testing
- Artificial Intelligence Assessment of TEE Images
- Where
- Egypt
- Volunteers
- 93 people
- Sponsor
- Ain Shams University
Dry AMD
Morpho-functional Changes After Oral Supplementation of Antioxidants and Anti-inflammatory Treatment in Age-Related Macular Degeneration.
In patients with AMD a deterioration of the antioxidant mechanisms of the retina is observed and therefore an increase in the production of free radicals responsible for tissue damage.
- Trial name
- MACUPREV (NCT03919019)
- Testing
- Macuprev Group
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- Fondazione G.B. Bietti, IRCCS