Clinical trials: Vision Disorder
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
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
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
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.
Diplopia, Binocular Vision Suppression
Understanding Visual Confusion Using Stereoscopic Displays
In this research study we want to test how people understand a visual scene when the same image is presented to both the eyes, but portions of these images are altered in terms of contrast, depth or in some cases motion.
- Conditions
- Diplopia, Binocular Vision Suppression, Binocular; Fusion, With Defective Stereopsis, Monocular Diplopia
- Trial name
- NCT04957745
- Testing
- Binocular visual confusion (unilateral opaque), Unilateral monocular visual confusion (unilateral see-through), Bilateral monocular visual confusion (bilateral see-through)
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Primary Open Angle Glaucoma, Secondary Open Angle Glaucoma
Early Diagnosis, Pathogenesis and Progression of Open Angle Glaucoma
The Erlangen Glaucoma Registry is a clinical registry for cross sectional and longitudinal observation of patients with open angle glaucoma (OAG) or glaucoma suspect, founded in 1991.
- Conditions
- Primary Open Angle Glaucoma, Secondary Open Angle Glaucoma, Ocular Hypertension
- Trial name
- NCT00494923
- Where
- Germany
- Volunteers
- 2,500 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Amblyopia
Amblyopia Treatment for Children Aged 8 to 12 Years
This study is being done to assess the effect of at-home amblyopia treatment with Curesight™ for children aged 8 to 12 years. Curesight™ allows you to stream any videos on a computer screen at home but the amblyopic eye will see…
- Trial name
- NCT07281742
- Testing
- Curesight dichoptic videos
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Retina Foundation of the Southwest
Coronary Vasospasm
Effect of Glucose on Ocular Blood Flow
The primary objective is to assess the effect of glucose on retinal vascular diameter in otherwise healthy vasospastic subjects compared to non-vasospastic controls.
- Trial name
- NCT00350129
- Where
- Switzerland
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Herpes Simplex
30-Day Trial of Oral Valtrex or Valtrex Plus Aspirin on Shedding of HSV DNA in Tears and Saliva of Volunteers
The purpose of this study is to determine whether oral Valtrex alone or in combination with aspirin will reduce the shedding of herpes simplex virus DNA in the tears and saliva from volunteers with no evidence of ocular herpes…
- Trial name
- NCT00587496
- Testing
- valacyclovir hydrochloride, valacyclovir plus aspirin
- Where
- 2 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Myopia
Effects of Projected Peripheral Defocus on Ocular Biometrics
Acucela Inc. intends to develop a medical device to significantly halt or reverse myopic progression, which is a significant public health concern across the world, especially in Asian demographics.
- Trial name
- NCT04388020
- Testing
- Tabletop prototype of eSpecs: Active projection of defocused image in the peripheral visual field, Tabletop prototype of eSpecs: No Active projection of defocused image in the peripheral visual field
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Kubota Vision Inc.
Hypoxic-Ischemic Encephalopathy, Neonatal Encephalopathy
Healthy Little Eyes
The purpose of this research study is to gather more information on how eye injury is related to a baby's future development and see if eye function and brain test results can be used, along with current measures, to better…
- Conditions
- Hypoxic-Ischemic Encephalopathy, Neonatal Encephalopathy, Encephalopathy
- Trial name
- NCT05971446
- Testing
- Visual Evoked Potential (VEP), Electroretinogram (ERG)
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Glaucoma, Open-Angle, Chronic Wounds
Absorption and Safety of Topical Timolol to Treat Chronic Wounds
Topical timolol has been used primarily as eye drops to treat glaucoma for many years. Recent clinical experience has broadened its off-label use for a number of skin conditions, including slow-healing wounds.
- Trial name
- NCT04903366
- Testing
- Timolol Maleate
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- VA Northern California Health Care System
Skin Laxity, Meibomian Gland Dysfunction
Evaluation of Ocular Surface Changes Following RF Electrocoagulation Treatment of the Periorbital Region
This protocol will evaluate THERMIeyes® for its ability to treat periorbital skin laxity and wrinkles and monitor ocular surface changes and their effect on evaporative dry eye associated with MGD.
- Trial name
- NCT03280069
- Testing
- THERMIeyes® 20 RF System
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ophthalmic Consultants of Long Island
Progressive Supranuclear Palsy
Study of Comprehensive ANd Multimodal Marker-based Cohort of Progressive Supranuclear Palsy(PSP)
The purpose of this cohort study is to develop a reliable biomarker in progressive nuclear palsy (PSP).
- Trial name
- SCAN-PSP (NCT05579301)
- Where
- 2 sites in South Korea
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Cortical/Cerebral Visual Impairment, Cerebral Palsy
Examining the Effect of Eye Gaze Technology on Children With Cortical Visual Impairment
The goal of this study is to learn about eye gaze technology's use as an assessment and intervention of visual skills and the impact on occupational performance in children with cortical/cerebral visual impairment.
- Trial name
- NCT06067607
- Testing
- eye gaze technology
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rockhurst University
Healthy Subjects
SENSIMED Triggerfish® in Sitting and Supine Position
The purpose of the study is to evaluate changes in intraocular pressure (IOP) between sitting and supine body positions and correlate the values obtained with conventional tonometers to the output provided by the investigational…
- Trial name
- NCT01347229
- Testing
- SENSIMED Triggerfish®
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Sensimed AG
Posterior Vitreous Detachment, Vitreomacular Traction
Vitreopapillary Interface and Optic Disc Morphology
The vitreous fills the posterior chamber of the eye and is firmly attached, at the posterior pole, to the macula and the optic nerve head (ONH).
- Conditions
- Posterior Vitreous Detachment, Vitreomacular Traction, Glaucoma, Vitreopapillary Traction
- Trial name
- NCT02290795
- Testing
- OCT imaging/HRT imaging
- Where
- Belgium
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
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