Clinical trials: Eye Disorders
Myopia
A Study to Evaluate a New Silicone Hydrogel Contact Lens
The objective of this study is to determine the clinical feasibility and to evaluate the product performance of investigational contact lenses.
- Trial name
- NCT01309893
- Testing
- Investigational Lens, Air Optix Aqua lens
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Retinal Detachment, Macular Pucker
Zeiss RESIGHT Disposable Lenses Evaluation Study
To evaluate the intra-operative efficacy of a new intra-operative viewing device.
- Conditions
- Retinal Detachment, Macular Pucker, Macular Holes, Vitreomacular Traction
- Trial name
- RESIGHT (NCT05860985)
- Testing
- ZEISS disposable
- Where
- Belgium
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Myopia,, Hyperopia,
Refraction Determination Analysis
Correlating the accuracy of a refraction done over telemedicine to that of a standard refraction, with a study hypothesis that the results will be equivalent.
- Conditions
- Myopia,, Hyperopia,, Astigmatism,, Presbyopia,
- Trial name
- NCT01995435
- Testing
- Telemedicine refraction, Traditional refraction
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Lee, Steven, M.D.
Dry Eyes
Ocular Surface Dry Eye Microbiome
The investigators seek to characterize the identity of all microorganisms residing on the eye's surface (conjunctiva) in healthy eyes and those with dry eye syndrome, using a combination of analyses.
- Trial name
- NCT02306668
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Washington
Primary Open-angle Glaucoma
GORE Glaucoma Drainage Implant Clinical Study Dominican Republic
The objective of this early feasibility clinical study is to evaluate the safety and effectiveness of several different GORE Glaucoma Drainage Implant configurations in subjects with primary open-angle glaucoma that is…
- Trial name
- NCT05557058
- Testing
- Gore Glaucoma Device Implant (GORE GDI)
- Where
- Dominican Republic
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- W.L.Gore & Associates
Healthy Volunteers, Relative Afferent Pupil Defect
The PUPIL Study - Automated, Quantitative Pupil Assessment Using Binocular OCT
In current, clinical ophthalmology, a range of specialised testing allows comprehensive evaluation of ocular health. These tests have typically evolved over many years to ensure their clinical validity.
- Conditions
- Healthy Volunteers, Relative Afferent Pupil Defect, Pupil Anomaly
- Trial name
- NCT03081468
- Testing
- Binocular OCT prototype, Konan RAPDx
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University College, London
Visual Acuity, Refractive Errors
Pre-symptomatic Screening of Visual Acuity in Pre-school Students
The present research process is a prospective, non-interventional clinical study that will be conducted -under the auspices of the Democritus University of Thrace (DUTH)- in the pre-school students of the city of Alexandroupolis…
- Conditions
- Visual Acuity, Refractive Errors, Low Vision, Vision Disorders
- Trial name
- NCT05835193
- Testing
- Diagnostic Test: Distance Visual Acuity Examination
- Where
- Greece
- Volunteers
- 1,098 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Rosacea
Efficacy of Topical Cyclosporin for Ocular Rosacea
The purpose of this study is to determine whether Restasis (topical cyclosporin) is effective in the treatment of ocular rosacea
- Trial name
- NCT00348335
- Testing
- Cyclosporine 0.05%, Ocular lubricant
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Ophthalmic Consultants of Long Island
Intracranial Pressure Increase, Seizures
Study on Optic Nerve Sheath Diameter Measurements in Prolonged Pediatric Seizures
A total of 88 postictal children with generalized or focal seizures were included in the study. The ONSD and ONSD/ETD ratio was measured independently by a pediatric neurologist and pediatric emergency expert, three times in both…
- Conditions
- Intracranial Pressure Increase, Seizures, Children, Only
- Trial name
- ONSD (NCT06451289)
- Testing
- Head computered tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Balikesir University
Parkinson Disease, Multiple System Atrophy
Research of Biomarkers in Parkinson Disease
The main goal of the GENEPARK consortium is to employ innovative haemogenomic approaches to determine gene expression profiles specific for genetic and idiopathic Parkinson's disease (PD) patients.
- Conditions
- Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy, Huntington Disease
- Trial name
- Genepark (NCT00465790)
- Where
- 5 sites in Croatia, France and 2 more
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Glaucoma
The Detection of Glaucoma Using Pupillography
Current screening methods for glaucoma detection are not perfect and nearly half of those in the United States with glaucoma go undiagnosed. Minority populations are even less likely to be diagnosed.
- Trial name
- RAPiD (NCT01462526)
- Where
- United States
- Volunteers
- 798 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Presbyopia
Trial of the PresVIEW Implant for the Improvement of Near Vision in Patients With Presbyopia
The primary objective of this study is to evaluate the safety and effectiveness of the PresVIEW™ Scleral Implant (PSI) for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT01166568
- Testing
- PresVIEW Scleral Implants
- Where
- 14 sites in United States
- Volunteers
- 337 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Type 1 Diabetes, Diabetes Insipidus
Tracking Neurodegeneration in Early Wolfram Syndrome
The goal of this study is to determine the pattern of early neurodegenerative changes in WFS (Wolfram Syndrome). The investigator will perform cross-sectional and longitudinal assessments of youth with WFS, targeting sensitive…
- Conditions
- Type 1 Diabetes, Diabetes Insipidus, Diabetes Mellitus, Wolfram Syndrome
- Trial name
- TRACK (NCT02455414)
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Behcet's Syndrome, Intestinal Type
Pathogenesis of Intestinal Behcet's Syndrome
There is a direct interaction between food, intestinal flora and the intestinal barrier composed of intestinal epithelial cells and mucosal immunity, whose composition and functional alterations are theorized to be closely…
- Trial name
- NCT06026020
- Testing
- Biological samples collection
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Uveitis, Iritis
Retinal OCT and (mfERG) Related to Age, Sex, and the Use of Anti-inflammatory Medications
Retinal optical coherence tomography (OCT) is an established technology which enables a detailed cross-sectional visualization of the retinal micro-anatomy, and an objective measurement of its thickness in-vivo.
- Conditions
- Uveitis, Iritis, Iridocyclitis, Anterior Uveitis
- Trial name
- NCT00476593
- Testing
- Diclofenac, Dexamethasone
- Where
- 2 sites in Norway
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- Norwegian University of Science and Technology
Open Angle Glaucoma, Normal Tension Glaucoma
Reproducibility of Blood Flowmetry in Human Retina Using the Nidek Laser Speckle Flowgraphy LSFG-NAVI System
In addition to intraocular pressure blood perfusion pressure in the optic nerve is an important factor determing the cause of glaucoma. Increasing evidence suggests that in glaucoma patients retinal blood may be decreased.
- Conditions
- Open Angle Glaucoma, Normal Tension Glaucoma, Healthy
- Trial name
- LSFG Repro (NCT04014933)
- Testing
- LASER SPECKLE FLOWGRAPHY
- Where
- Switzerland
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Epiretinal Membrane
Randomized Trial Comparing Epiretinal Membrane Surgery With and Without Internal Limiting Membrane Removal
Macular epiretinal membrane (ERM) is a semitranslucent, avascular, fibrocellular membrane on the inner surface along the internal limiting membrane (ILM) of the retina.
- Trial name
- NCT01532765
- Testing
- Pars plana vitrectomy and epiretinal membrane peel, ILM peel assisted by ICG, CE-IOL
- Where
- 3 sites in Canada
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre
Vernal Keratoconjunctivitis, Healthy Children
Cytokine Assay in Tears of Healthy Children and With Vernal Keratoconjunctivitis: Case Control Study and Monitoring of Cases at 6 Months
The ocular surface may be the seat of an inflammatory process in many pathology as vernal keratoconjunctivitis. It has been shown that inflammatory cytokines produced by the cells themselves and the constituent cells of the…
- Trial name
- NCT02057822
- Testing
- Cytokins assay in tears
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Dry Eye Syndrome, Healthy
Non-invasive Ocular Surface Measurements Before and After Interventions
Objectively evaluate the ocular surface (pre-corneal tear film) of individuals prior to and after an intervention (such as a dry eye treatment, environmental change, artificial tear use, or contact lens wear) in a…
- Trial name
- NCT01228929
- Testing
- Environmental Chamber Condition Change Intervention
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Alzheimer Disease, Mild Cognitive Impairment
Tau Imaging With JNJ067
This protocol is designed to assess the utility of a new positron emission tomography (PET) radiopharmaceutical to image tau, [18F] JNJ067, invented by Janssen Pharmaceutical companies of Johnson \& Johnson.
- Conditions
- Alzheimer Disease, Mild Cognitive Impairment, Progressive Supranuclear Palsy
- Trial name
- NCT03926702
- Testing
- Radiopharmaceuticals
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.