Clinical trials: Eye Disorders
Primary Pterygium
The Effects of Primary Pterygium on Contrast Sensitivity Preoperatively and Postoperatively
Pterygium is the growth of conjunctival tissue onto the cornea, usually from the nasal quadrant of the cornea.Visual acuity may be reduced due to direct invasion of the visual axis or astigmatism induced by the pterygium.
- Trial name
- NCT03406390
- Testing
- Pterygium surgery
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Dry Eye
Investigator Initiated Study to Assess the Efficacy of OC-01 (Varenicline) Nasal Spray on Signs and Symptoms of Dry Eye Disease Following Photorefractive Keratectomy (PRK)
Evaluate the safety and effectiveness of OC-01 (varenicline) nasal spray among subjects suffering from dry eye following photorefractive keratectomy (PRK)
- Trial name
- NCT05045508
- Testing
- OC-01 (varenicline 0.6mg/ml) nasal spray
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Brandon Baartman
Retinal Diseases, Fuchs Endothelial Dystrophy
DISCOVER Study: Microscope-integrated Intraoperative OCT Study
Optical coherence tomography (OCT )provides high resolution information regarding the anatomic structure of the tissues of the eye in a cross-sectional and 3 dimensional view.
- Conditions
- Retinal Diseases, Fuchs Endothelial Dystrophy, Macular Hole, Epiretinal Membrane
- Trial name
- DISCOVER (NCT02423213)
- Where
- United States
- Volunteers
- 2,911 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Thyroid Associated Ophthalmopathies, Eye Tracking
Eye Tracking Study on Eye Movement Function and Visual Attention Patterns in Patients With Thyroid-Associated Ophthalmopathy
This study focuses on eye health and visual function in patients with Thyroid-Associated Ophthalmopathy (TAO), a condition that often causes bulging eyes and restricted eye movement.
- Trial name
- TAO-A (NCT07381413)
- Testing
- Non-invasive Eye Tracking Assessment
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Shanghai Changzheng Hospital
Primary Open Angle Glaucoma
The Antioxidant Effect of Routine Vascular Therapy for Normal Tension Glaucoma Patients
To quantify oxidative stress in circulating leukocytes of normal tension glaucoma patients, prior to and one month after routine vascular therapy.
- Trial name
- NCT00465348
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Myopia
To Evaluate the Efficacy and Safety of Multifocal Soft Contact Lens in Myopia Control
The objective of this study is to investigate the efficacy and safety of soft lens in myopia control.
- Trial name
- NCT03413085
- Testing
- soft contact lens
- Where
- 3 sites in Taiwan
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Largan Medical Co., Ltd.
Artifical Intelligence, Cataract
Development of a Mobile Terminal-Based Intelligent Detection System for Multiple Anterior Segment Diseases of the Eye
This is a multi-center, cross-sectional study evaluating a smartphone-based artificial intelligence (AI) system for anterior segment eye disease screening.
- Conditions
- Artifical Intelligence, Cataract, Pterygium, Keratopathy
- Trial name
- LENS (NCT07634913)
- Testing
- Smartphone-based on-device artificial intelligence system for anterior segment eye disease screening
- Where
- China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Graves Disease, Graves Ophthalmopathy
Systemic Inflammation, Thyroid Autoimmunity and Neuroretinal Changes in Graves Disease
This retrospective observational study aims to evaluate the relationship between systemic inflammatory parameters, thyroid autoimmunity markers, and neuroretinal structures in patients with Graves disease.
- Trial name
- NCT07480720
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Elazıg Fethi Sekin Sehir Hastanesi
Dry Eye Syndromes
Effects of a Moisturizing Product on Dry Eye and Skin
Dry eye is a common syndrome associated with symptoms of dryness, burning, itching and grittiness of eyes. The objective of this study is to investigate the effects of a moisturizing product in liquid formula on symptoms and…
- Trial name
- SDE (NCT02683382)
- Testing
- Moisturizing Eye Product in Liquid Formula
- Where
- Finland
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Petra Larmo
Myopia
Ambient Light Levels in the Kindergarten and Schools and the Relation to Refractive Development
Myopia, the most common human eye disorder, is a phenomenon characterized by an unconstrained elongation of the eye globe There are number of theories concerning the environmental effect on the emmetropization process, most are…
- Trial name
- NCT02854891
- Testing
- autorefractometer, A-scan ultrasound
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Traumatic Brain Injury
Integrated Eye Tracking and Neural Monitoring for TBI: Optimization
Traumatic brain injury (TBI) is one of the most frequent injuries affecting service members. Unfortunately, current neurocognitive assessment tools are unable to reliably detect mild TBI more than a few days post- injury.
- Trial name
- NCT03451058
- Where
- United States
- Volunteers
- 138 people, healthy volunteers welcome
- Sponsor
- United States Naval Medical Center, San Diego
Trachoma
Azithromycin in Control of Trachoma II
Trachoma is the world's leading cause of preventable blindness. This disease, caused by Chlamydia trachomatis, is endemic in many parts of the developing world.
- Trial name
- NCT00286026
- Testing
- Azithromycin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Glaucoma Eye
Assessment of the Occuity PM1 Pachymeter
To determine whether the Occuity PM1 device is non-inferior in measuring central corneal thickness when compared to ultrasound pachymetry, the Lenstar and the Pentacam.
- Trial name
- NCT05895617
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Occuity Limited
Amblyopia
5 Years of Eye Screening for ARF in Children Aged <3 Years in Flanders
Researchers will investigate the distribution and evolution of amblyopia risk factors and other refractive errors in children younger than 3 years of age.
- Trial name
- NCT05612568
- Where
- Belgium
- Volunteers
- 250,000 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cardiac Arrest
Tele-Support for Emergency Medical Technicians
In this manikin-based simulation study the impact of tele-support during a simulated pediatric out-of-hospital cardiac arrest scenario on emergency medical technicians' guideline adherence, on gaze behavior as well as on…
- Trial name
- POHCA (NCT06362850)
- Testing
- Tele-support
- Where
- Austria
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Cornea, Skin Diseases
OCT Vibrography for Biomechanical Properties of Tissues
The overall goal of this study is to develop OCT Vibrography (aka OCT elastography) as a novel tool for measuring biomechanical properties of human tissues in vivo.
- Conditions
- Cornea, Skin Diseases, Gingival Diseases
- Trial name
- NCT05759780
- Testing
- Optical imaging of the tissues
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Alzheimer's Disease (AD), Progressive Supranuclear Palsy (PSP)
Evaluation of [18F]MNI-815 as a Potential PET Radioligand for Imaging Tau Protein in the Brain of Patients With Tauopathies
The overall goal of this imaging trial is to characterize [18F]MNI-815, a PET radioligand for imaging Tau.
- Conditions
- Alzheimer's Disease (AD), Progressive Supranuclear Palsy (PSP), Cortical Basal Syndrome (CBS), Frontal Temporal Dementia (FTD)
- Trial name
- NCT02531360
- Testing
- [18F]MNI-815 (MNI-815)
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Molecular NeuroImaging
Myopia, Astigmatism
Patient Satisfaction With Contoura Vision Topography-Guided LASIK
To evaluate patient reported outcomes associated with quality of vision before and after treatment with Contoura Vision Topography-Guided LASIK.
- Trial name
- NCT04903301
- Testing
- Contoura Vision LASIK
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rush Eye Associates
Myopia
Zhaoqing Myopia Study
Myopia is a common cause of vision loss, being particularly prevalent in children in East and Southeast Asia. The investigators will assess prevalence and incidence of myopia, identify digital biomarkers associated with myopia…
- Trial name
- NCT04219228
- Testing
- Ophthalmic examinations, Wearable devices
- Where
- 2 sites in China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
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)
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