Clinical trials: Eye Disorders
Autism Spectrum Disorder
Transcranial Magnetic Stimulation (rTMS) and Autism.
In this protocol we aim to use rTMS to better characterize STS role in normal and abnormal social cognition. With that purpose, we will measure the effect of inhibitory and excitatory rTMS on the fixation time on social scenes…
- Trial name
- TMSAUTISME (NCT01648868)
- Testing
- Transcranial Magnetic Stimulation (rTMS)
- Where
- France
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Dry Eye Disease
Efficacy of Blue Wavelength in Managing Dry Eye
The study is conducted to evaluate the efficacy of digital blue light blocking filter in improvement of clinical indices of dry eye and ocular symptoms related to dry eye.
- Trial name
- NCT04965974
- Testing
- Digital blue light blocking filter
- Where
- Pakistan
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- University of Faisalabad
Dry Eye, Ocular Surface Disease
Croatian Version of the Ocular Surface Disease Index Questionnaire (OSDI)
Ocular Surface Disease Index (OSDI) Questionnaire is an important tool for the diagnosis of dry eye disease. Croatian version is yet not available.
- Trial name
- Cro-OSDI (NCT05938985)
- Testing
- Questionnaires and dry eye tests
- Where
- Croatia
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University Hospital Sestre Milosrdnice
Tobacco Use
Little Cigar and Cigarillo Warnings to Reduce Tobacco-Related Cancers and Disease - Eye Tracking
The goal of this research is to determine how removal of little cigar and cigarillo (LCC) flavor descriptors on packaging impacts attention and affective responses to LCC warnings.
- Trial name
- NCT06546618
- Testing
- LCC pack stimuli images
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- UNC Lineberger Comprehensive Cancer Center
Primary Open Angle Glaucoma, Myopia
Diagnostic Innovations in Glaucoma Study
The overarching goal of our research study is to evaluate changes in visual function and optic nerve topography (the structure of the back of the eye) in patients with glaucoma (increased susceptibility to pressure inside the eye…
- Trial name
- DIGS (NCT00221897)
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Progressive Supranuclear Palsy, Dementia With Lewy Bodies
In-Home Care for Patients With PSP and Related Disorders
Progressive Supranuclear Palsy and related disorders (PRD) are debilitating, costly, and understudied conditions. Improving access to comprehensive, specialized, in-home patient care offers the potential to minimize the downward…
- Conditions
- Progressive Supranuclear Palsy, Dementia With Lewy Bodies, Multiple System Atrophy, Corticobasal Syndrome
- Trial name
- NCT03552484
- Testing
- Home Visit Program, Usual Care/Online Survey
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Vision, Low, Mobility Limitation
Evaluating Stairway Designs for Individuals With Vision Impairment
The goal of this study is to learn if contrast frequency on step tread-edges influences foot clearance measures, a marker of fall risk, in older adults with and without visual impairments.
- Trial name
- NCT07337317
- Testing
- Frequency of contrast marking on stair steps
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- The University of Alabama in Huntsville
Myopia, Myopic Astigmatism
Laser In-situ Keratomileusis With Crosslinking Compared to Conventional LASIK in Patients With High Myopia
The objectives of this study are to evaluate the safety and efficacy of a treatment regimen for high myopia and myopic astigmatism: LASIK followed by crosslinking performed with the KXL Crosslinking-System and VibeX Xtra…
- Conditions
- Myopia, Myopic Astigmatism, Crosslinking, Corneal Ectasia
- Trial name
- NCT03913338
- Testing
- LasikXtra, LASIK
- Where
- Germany
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University Clinic Frankfurt
Periodontitis, Dry Eye Disease (DED)
Association Between Periodontitis and Dry Eye Disease: A Cross-Sectional Study
This study is aiming at exploring the association between periodontitis and dry eye disease, which are both chronic inflammatory diseases that might have common pathogenic mechanisms.
- Trial name
- NCT07873697
- Where
- Iraq
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Sulaimani
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Retinoblastoma
Photoscreening for Retinoblastoma
Retinoblastoma is the most common pediatric eye malignancy and manifests between 1 and 5 years of age. The tumor is most often diagnosed by leukocoria ( white reflex in the pupil).
- Trial name
- NCT04344652
- Testing
- Photoscreening -
- Volunteers
- healthy volunteers welcome
- Sponsor
- Phoenix Children's Hospital
Stargardt Disease 1, STGD1
A Phase 1, First-in-Human Study of CITY-RBP4 in Healthy Volunteers and STGD1 Participants
This is a first-in-human (FIH), multicenter, randomized, double-masked, placebo-controlled adaptive clinical study evaluating the safety, tolerability, pharmacokinetic (PK), and pharmacodynamic (PD) of CITY-RBP4, following…
- Conditions
- Stargardt Disease 1, STGD1, Healthy Volunteers
- Trial name
- NCT07836452
- Testing
- CITY-RBP4
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- City Therapeutics
Refractive Error
Evaluation of a Surgical Microscope Mounted Autorefractor When Used on Patients Lying in a Supine Position
The purpose of this study is to evaluate the accuracy and repeatability of an individually validated prototype autorefractor designed to be mounted on a surgical microscope.
- Trial name
- NCT01827748
- Testing
- Intraoperative Autorefractor IAR-1, Hartmann-Shack Auto Refractor
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Adventus Technology
Myopia, Myopia; Refractive Error
Efficacy and Visual Quality of Orthokeratology Lenses With Different Designs
Orthokeratology (ortho-k) lens is very effective in slowing down axial elongation in myopic children by 30% to 63% when compared to children wearing single-vision spectacles or contact lenses.
- Trial name
- NCT06825585
- Testing
- Orthokeratology with 5.0mm back optical zone diameter, Orthokeratology with a 6.2 mm back optical zone diameter
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Xiaoyan Yang
Multiple Sclerosis, Neuromyelitis Optica
Evaluation of Neural Loss in Multiple Sclerosis and Neuromyelitis Optica Using High Resolution Oct
The purpose of this study is to determine the ability of STRATUS OCT and high resolution OCT to detect and to quantify the neural loss in multiple sclerosis and neuromyelitis optica and its subtypes.
- Trial name
- NCT01024985
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Pterygium, Subconjunctival Hemorrhage
Brimonidine Tartrate for Pterygium Surgery
Pterygium excision and conjunctival autograft surgery is commonly done to treat pterygiums. Excessive bleeding during the procedure creates a challenging operating field, prolongs surgery time, and prolongs healing.
- Trial name
- NCT04683159
- Testing
- Brimonidine Tartrate 0.15% Oph Soln, Brimonidine Tartrate 0.025% Oph Soln
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Uptown Eye Specialists
Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion
New Non-invasive Modalities for Assessing Retinal Structure and Function
This study investigates a new technology to assess the structure and function inside the eye. Retinal imaging of subjects with inner and outer retinal defects to detect areas of abnormal structure and function compared to other…
- Conditions
- Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion, Hemianopia, Leber Hereditary Optic Neuropathy
- Trial name
- NCT03475173
- Testing
- LSFG-NAVI
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
Hyperopia
Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System
The purpose of this U.S. Clinical Trial on treatment of sighted eyes is to investigate the safety and effectiveness of optimal keratoplasty (Opti-K™) treatments for hyperopia correction using the NTK Enterprises (NTK) Opti-K…
- Trial name
- NCT01028937
- Testing
- Optimal Keratoplasty
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- NTK Enterprises, Inc.
Keratoconus
Astigmatism in Keratoconus Patients
Keratoconus is a bilateral (but usually asymmetrical) non-inflammatory progressive thinning process of the cornea. It manifests as characteristic cone-like ectasia of the cornea associated with irregular stromal thinning…
- Trial name
- NCT03450213
- Testing
- Pentacam
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
Retinal Diseases
Measuring Corneal Cells With Specular Microscopy
Assess changes in the corneal cell count using Specular Microscopy following tretments with Anti-VEGF injections
- Trial name
- NCT01792154
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Retina Institute of Hawaii
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