Clinical trials: Healthy Eyes
Behavioral Dynamics, Visual Impairment
Behavioral Dynamics Between Infants With Visual Loss and Healthy Controls
An individual senses the world and reflects feedbacks via independent behaviors. Such precise collaboration of the sensory and behavioral systems is fundamental to survival and evolution.
- Trial name
- NCT03431207
- Testing
- Standardized video recording for behaviors
- Where
- China
- Volunteers
- 4,196 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Eye Diseases, Healthy Volunteers
Adaptive Optics Retinal Imaging
Background: By the time diseases of the retina are detected, serious damage has often already been done. Researchers want to find better ways of viewing the retina. One way called adaptive optics may help detect problems earlier.
- Trial name
- NCT02317328
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Retinal Dystrophies, Age-related Macular Degeneration
Retinal Imaging by Adaptive Optics in Healthy Eyes and During Retinal and General Diseases
Using an adaptive optics imaging device, retinal structures are observed in healthy and diseased subjects.
- Conditions
- Retinal Dystrophies, Age-related Macular Degeneration, Arterial Hypertension, Diabetes
- Trial name
- iPhot (NCT01546181)
- Where
- France
- Volunteers
- 256 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Healthy Children
Measurement of Eye Movements While Reading a German Text
To establish normative value for reading parameters in healthy children of primary school age and in grades 2-5.
- Trial name
- NCT04642781
- Testing
- reading of a text
- Where
- Switzerland
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- University of Basel
Intraocular Pressure
Effect of Sevoflurane Concentration on Intraocular Pressure in Surgical Children With Healthy Eyes
One important goal in anesthetic management during ocular surgery is to provide adequate control of intraocular pressure (IOP). An increase in IOP may be catastrophic in patients with glaucoma or a penetrating open-eye injury.
- Trial name
- NCT01248689
- Testing
- concentration profile 1, concentration profile 2, concentration profile 3
- Where
- Israel
- Volunteers
- 21 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Optic Papilla Edema
Determination of Normal Measures of Optic Nerve Sheath Diameter in Children
The purpose of this study is to measurement of optic nerve sheath diameter in children without intracranial pressure increase and determine the average optic nerve sheath diameters for healthy children.
- Trial name
- NCT03178760
- Testing
- Ultrasonic Measurement will be taken from optic nerve sheat diameter and compared-classified.
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people
- Sponsor
- Cukurova University
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
Amblyopia, Healthy
Amblyopia and Stereoptic Games for Vision
Amblyopia is the most common developmental vision disorder in children, caused by abnormal visual experience in early life, especially a difference in refraction between the eyes, a misalignment of the eye axes, a combination of…
- Trial name
- AMBER (NCT05114252)
- Testing
- Vivid Vision Home, Refractive error correction
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Pawel Matusz, PhD
Healthy, Blindness
Multisensory Body and Space Representations (BASES-EXTINCTION)
To accurately control body movements to interact with objects, our brain needs representations of the body and the nearby space.
- Trial name
- NCT03201341
- Testing
- Electrooculogram (EOG), Surface Electromyography (EMG), Electrodermal response
- Where
- France
- Volunteers
- 1,540 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Cancer
Laboratory Assay in Determining Cancer Resistance in Patients With Metastatic Cancer and in Healthy Participants
RATIONALE: Studying samples of blood and tissue in the laboratory from patients with cancer and from healthy participants may help doctors learn more about cancer.
- Trial name
- NCT00899496
- Testing
- immunological diagnostic method, physiologic testing
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Refractive Errors, Accomodation
Study in Pediatric Volunteers of a Handheld Device Versus a Standard Diagnostic Device in Ophthalmic Refraction
This study is exploratory and examines whether the refraction results obtained from a novel optical device yields results similar to the ophthalmic refraction measurements obtained from an autorefractor in children.
- Conditions
- Refractive Errors, Accomodation, Diagnostic Self Evaluation
- Trial name
- NCT04955379
- Testing
- EQ103
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Blindness
Brain Plasticity of Verbal Memory in the Blind
This study will examine whether blind people develop changes in the brain that improve memory function. Previous studies have shown that blind people, on average, perform better in memory tasks than sighted people.
- Trial name
- NCT00059189
- Testing
- Magstim Rapid Magnetic Stimulator
- Where
- United States
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Age-Related Macular Degeneration, Diabetic Retinopathy
National Eye Institute Biorepository for Retinal Diseases
Background: To understand diseases of the retina and the eye, information is needed about people with and without such diseases. Researchers want to study these people and follow them over time.
- Conditions
- Age-Related Macular Degeneration, Diabetic Retinopathy, Von Hippel-Lindau Syndrome, Retinal Disease
- Trial name
- NCT01496625
- Where
- United States
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Cataract, Healthy
Dynamic Light Scattering Device (DLS) Study of Age-Related Changes in the Lens and Cataracts
This study will use a newly developed instrument called dynamic light scattering device (DLS) to examine age-related changes in the human lens and to study the causes and development of cataracts.
- Trial name
- NCT00007215
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Glaucoma, Cataract
Eye Drop Dispensers: Safety, Efficacy and Comfort.
One aspect to eye drop adherence is successful instillation of the drops; however, it is well known that many patients struggle with this task.
- Conditions
- Glaucoma, Cataract, Healthy Subjects
- Trial name
- NCT03417453
- Testing
- Eye Drop Dispenser TYPE Opticare, Eye Drop Dispenser Autodrop
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Wolfson Medical Center
Allergic Conjunctivitis
Study Evaluating the Safety of KetoNaph Ophthalmic Solution in Healthy Volunteers
This study is being conducted to evaluate the safety of KetoNaph ophthalmic solution in healthy adult subjects and in pediatric subjects with a history or family history of ocular allergy.
- Trial name
- NCT01159015
- Testing
- KetoNaph, Vehicle
- Volunteers
- 534 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Parkinson's Disease, Progressive Supranuclear Palsy(PSP)
Study on Artificial Intelligence-Based Facial and Speech-Related Patterns in Parkinson's Disease and Their Digital Biomarkers
This research employs AI to analyze facial expressions and speech patterns, aiming to develop new digital tools for diagnosing and differentiating Parkinson's disease and similar disorders.
- Conditions
- Parkinson's Disease, Progressive Supranuclear Palsy(PSP), Multiple System Atrophy, Healthy Control
- Trial name
- NCT07392411
- Testing
- video recording
- Where
- China
- Volunteers
- 720 people, healthy volunteers welcome
- Sponsor
- Beijing Tiantan Hospital
Cataract
Dynamic Light Scattering for Studying Lens Aging and Cataract Formation
This study will use dynamic light scattering (DLS) technology to study normal lens aging and early cataract formation. Cataract is a clouding of the lens that interferes with the passage of light to the retina, impairing visual…
- Trial name
- NCT00081991
- Where
- United States
- Volunteers
- 267 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Mydriasis, Dilation
Safety and Efficacy of Nyxol (0.75% Phentolamine Ophthalmic Solution) to Reverse Pharmacologically-Induced Mydriasis (MIRA-3)
The objectives of this study are: To evaluate the efficacy of Nyxol to expedite the reversal of pharmacologically-induced mydriasis across multiple mydriatic agents with an emphasis on phenylephrine To evaluate the efficacy of…
- Trial name
- MIRA-3 (NCT05134974)
- Testing
- Phentolamine Ophthalmic Solution 0.75%, Phentolamine Ophthalmic Solution Vehicle
- Where
- 15 sites in United States
- Volunteers
- 368 people, healthy volunteers welcome
- Sponsor
- Opus Genetics, Inc
Healthy Adolescents
Extended Reality Cognitive and Breathing Training With Eye Tracking for Attention and Stress Regulation in Adolescent Basketball Players
This study examines whether virtual reality (VR) technology can serve as a supplementary training tool for adolescent basketball players.
- Trial name
- XR-CogBreathe (NCT07869446)
- Testing
- Cognitive XR, Breathing XR
- Where
- 2 sites in Latvia
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Riga Stradins University