Clinical trials: Vision Disorder
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.
Retinitis Pigmentosa, Visual Impairment
Environmental Localization Mapping and Guidance for Visual Prosthesis Users
This study is driven by the hypothesis that independent navigation by blind users of visual prosthetic devices can be greatly aided by use of an autonomous navigational aid that provides information about the environment and…
- Conditions
- Retinitis Pigmentosa, Visual Impairment, Visual Prosthesis
- Trial name
- SLAM (NCT04359108)
- Testing
- Navigation system mode: Argus Vision, Navigation system mode: Depth Vision, Navigation system mode: Depth Vision with Haptic / Audio
- Where
- 2 sites in United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Allergic Conjunctivitis
A Six-Week Safety Study of an Investigational Ophthalmic Solution
The purpose of this study was to evaluate the ocular safety of an investigational ophthalmic solution in subjects 2 years of age and older with asymptomatic eyes when administered once daily in both eyes for up to 6 weeks.
- Trial name
- NCT01698814
- Testing
- AL-4943A Ophthalmic Solution, AL-4943A Ophthalmic Solution Vehicle
- Volunteers
- 518 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Obesity
Evaluation of the Accuracy of a Computer Vision-based Tool for Assessment of Total Body Fat Percentage
This research study is designed to validate the precision and accuracy of body measurement and composition results from a novel 2D imaging device that operates through a smart-phone application.
- Trial name
- MEASURE (NCT04854421)
- Testing
- VBC
- Where
- 2 sites in United States
- Volunteers
- 138 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Glaucoma
Heidelberg Edge Perimetry (HEP) Detecting Glaucomatous Visual Field Defects
The purpose of this study is to compare standard automated perimetry (SAP) using the Heidelberg Edge Perimeter (HEP) to the Octopus Visual Field (OVF) analyzer and determine test-retest reliability of both parameters in detecting…
- Trial name
- HEP (NCT02526654)
- Testing
- Heidelberg Edge Perimeter, Octopus Visual Field, Optical Coherence Tomography
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Wills Eye
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
Uveal Melanoma
Stereotactic Body Radiation Therapy and Aflibercept in Treating Patients With Uveal Melanoma
This phase II trial studies how well stereotactic body radiation therapy and aflibercept work in treating patients with uveal melanoma.
- Trial name
- NCT03712904
- Testing
- Stereotactic Body Radiation Therapy, Ziv-Aflibercept
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Carotid Stenosis
Optical Coherence Tomography Angiography Evaluation of Ocular Changes in Patients With Carotid Artery Stenosis
This study aims to evaluate ocular changes in patients with carotid artery stenosis by optical coherence tomography angiography before and after carotid artery revascularization procedure.
- Trial name
- NCT04326842
- Testing
- Carotid artery revascularization procedure, Optical coherence tomography angiography
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Astigmatism
Evaluating and Improving Functional Driving Vision of Patients With Astigmatism: Phase 3
It is a common clinical practice to leave small amounts of astigmatism uncorrected in contact lens wearers. Therefore, some drivers who have astigmatism and wear contact lenses may experience blur while driving.
- Trial name
- NCT02950545
- Testing
- Spherical Lenses, Toric Lenses
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Glaucoma, Retinal Disease
The EASE Study - Human Factor and Usability Testing of a Binocular OCT System
Ophthalmology is among the most technology driven of all medical specialties, with advanced medical imaging devices - and specialised computer software - increasingly adopted for routine clinical use.
- Conditions
- Glaucoma, Retinal Disease, Strabismus, Healthy Volunteers
- Trial name
- EASE (NCT02822612)
- Testing
- Binocular OCT prototype
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University College, London
Amblyopia, Strabismus
Improving Quality Vision Outcomes in Managed Care Setting While Reducing Cost by Use of Accurate, Automated Screening
Amblyopia ("lazy eye") and strabismus (misaligned eyes) are medical eye conditions that combine as the leading causes of preventable vision loss in children.
- Trial name
- NCT02536963
- Testing
- Pediatric Vision Scanning device, Reference examination
- Where
- United States
- Volunteers
- 318 people, healthy volunteers welcome
- Sponsor
- Rebiscan, Inc.
Dry Eye Syndrome
The Effect of a New Emulsion in Dry Eye Patients on Tear Layer Aberrometry, Contrast Sensitivity, and Reading Ability
The purpose of this study is to investigate how the addition of a new emulsion artificial tear to the tear layer of dry eye and normal patients affects aberrometry, contrast sensitivity, and reading ability over time.
- Trial name
- NCT01013077
- Testing
- Optive, Soothe, New Emulsion, Soothe, New Emulsion, Optive, New Emulsion, Optive, Soothe
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University
Glaucoma
The Water Drinking Test in Glaucoma Study
To investigate the correlation and agreement between the intraocular pressure peaks detected during the water drinking test and modified diurnal tension curve in glaucomatous eyes and to analyse whether this is associated with…
- Trial name
- WIGS (NCT05283031)
- Testing
- Modified Diurnal Tension Curve
- Where
- United Kingdom
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Asthenopia, Contact Lenses
Connecting Contact Lenses and Digital Technology
This study seeks to address whether or not different types of daily disposable soft contact lenses may be a beneficial option for patients complaining of eye strain and visual discomfort while using digital devices.
- Conditions
- Asthenopia, Contact Lenses, Ocular Accommodation, Convergence, Excess
- Trial name
- NCT02921087
- Testing
- Test Daily Disposable Soft Contact Lenses, Control Daily Disposable Soft Contact Lenses
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
Schizophrenia, Alzheimer Disease
Study of Systemic and Ocular Safety and Pharmacokinetics of BI 409306 in Patients With Schizophrenia, Alzheimer's Disease, and Healthy Volunteers
Single site, parallel-group, double-blind trial of low or high dose of BI 409306 to evaluate the ocular and systemic safety and pharmacokinetics during 14 day treatment period in patients with schizophrenia, Alzheimer's disease…
- Trial name
- NCT02392468
- Testing
- BI 409306 25 mg, BI 409306 50 mg
- Where
- 3 sites in United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Advanced Dry Macular Degeneration
Alpha MSH in Ocular Disease
The purpose of this study is gain a better understanding of a molecule called alpha melanocyte stimulating hormone (alpha MSH) and its potential role in your retinal disease.
- Trial name
- NCT03451578
- Testing
- Alpha MSH assay
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Duke University
Presbyopia
A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients
This study will be a prospective, multicenter clinical trial in which a total of 400 subjects will be enrolled. All subjects will be followed over a 36 month time frame with a maximum of 15 clinical sites participating.
- Trial name
- NCT01373580
- Testing
- The Raindrop Near Vision Inlay
- Where
- 11 sites in United States
- Volunteers
- 373 people, healthy volunteers welcome
- Sponsor
- ReVision Optics, Inc.
Eye-tracking
EYE-TRAC Advance: Technology Verification (ETA-TV) Cohort 1
This study will assess the effects of exercise and non-concussive bodily contact on eye-tracking scores collected by the EYE-SYNC eye-tracking device.
- Trial name
- ETA-TV (NCT02844543)
- Testing
- EYE-SYNC eye-tracking device, SCAT-3, Desktop Eye-Tracker
- Where
- United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Stanford University
Type2Diabetes
TRE in Type 2 Diabetes (See Food Study 3)
Hyperglycemia in patients with Type 2 Diabetes Mellitus is initially treated with metformin coupled with intentional caloric restriction, which is difficult to sustain due to multiple barriers, including acquiring the necessary…
- Trial name
- SFS3 (NCT05290246)
- Testing
- Time restricted eating, Caloric reduction
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Normal Healthy Subjects With No Known Ocular Diseases, Glaucomatous Eyes
Clinical Study of the Optic Disc Parameters
Assess the repeatability and agreement of the Optic Disc Parameters, Retinal Nerve Fiber Layer (RNFL) Thickness, and Full Retinal Thickness between the Maestro and iVue OCT devices
- Conditions
- Normal Healthy Subjects With No Known Ocular Diseases, Glaucomatous Eyes, Eyes With Retinal Diseases
- Trial name
- NCT02277119
- Testing
- Maestro, iVue
- Where
- 2 sites in United States
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Topcon Medical Systems, Inc.