Clinical trials: Visual Fields
Glaucoma
Does Lowering Eye Pressure Affect the Results Obtained From Objective Visual Field Testing?
A study to determine whether a patient's range of vision test results improve after their eye pressure is lowered by 30% or more by testing on a new machine called the Accumap and how to learn how much the Accumap's results…
- Trial name
- NCT00799994
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Normal Physiology, Stroke
Effects of Prism Adaption and rTMS on Brain Connectivity and Visual Representation
Background: After a stroke, the balance between the two halves of the brain can be lost. This may cause people to lose the ability to perceive a side of space. This is called neglect.
- Trial name
- NCT02911129
- Where
- United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Neuroplasticity
Reaction Time, Cognitive Function and Physical Fitness of Children and Adolescent Soccer Players
Investigation of the effect of an exercise program with visual stimuli on reaction time, cognitive function and physical fitness of children and adolescent soccer players.
- Trial name
- NCT05587907
- Testing
- FitLight Trainer
- Where
- Greece
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Retina; Change
Adaptation Time Required for the Optimisation of Maia Microperimetry Visual Field Testing
Microperimetry is a relatively new and extremely sensitive method of assessing visual function. It projects light stimuli onto a defined area of the retina to map retinal perceptual thresholds.
- Trial name
- NCT02729818
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Oxford
Glaucoma
Assessment of Ability Related to Vision
To determine the clinical usefulness of a refined third-generation instrument - The Assessment of Ability Related to Vision (AARV) in establishing the amount of disability, charting the detrimental effects of progressive disease…
- Trial name
- AARV (NCT01027312)
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Glaucoma
Patient Performance on Virtual Reality Visual Field Devices as Compared to Standard of Care
The purpose of this research is to study the effectiveness and patient experience when measuring visual fields using virtual reality goggles.
- Trial name
- NCT04994457
- Testing
- Virtual Reality Visual Field, Standard Automated Perimetry
- Where
- United States
- Volunteers
- 287 people, healthy volunteers welcome
- Sponsor
- University of Miami
Hemianopsia, Homonymous
Testing of a Functional Outcome Measure for Those With Visual Field Defects
This study is designed in two Phases. In phase 1, the Functional Outcome Measure will be tested to determine its validity and reliability in three populations, subjects that have not had a stroke and have no visual field defect…
- Trial name
- FOM (NCT00731796)
- Testing
- Functional Outcome Measure
- Where
- 3 sites in United States
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- NovaVision, Inc.
Visual Field Defect, Peripheral, Glaucoma, Open-Angle
Nutritional Supplements and Performance During Visual Field Testing (B3 Vitamin)
This study seeks to test whether these over-the-counter nutritional supplements have an impact on patients' performance during visual field testing.
- Trial name
- NCT03797469
- Testing
- Vitamin B3, Pyruvate
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Columbia University
Glaucoma, Macular Degeneration
BCI and Evaluation of Visual and Task Performance in Subjects With Eye Diseases
The purpose of this research study is to better understand the impact of visual impairment caused by different eye diseases on the ability to perform daily activities and compare it to that in patients without eye diseases.
- Conditions
- Glaucoma, Macular Degeneration, Glaucoma Suspect, Optic Neuropathy
- Trial name
- NCT03318549
- Testing
- Visual Performance tests, Brain-computer interface
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- University of Miami
Glaucoma, Open-Angle
Visual Field Defect Estimation Using Sequentially Optimized Reconstruction Strategy on Healthy and Glaucoma Subjects
Perimetry is a well-established method that is used to measure the visual field functions of humans. Commercially available products, such as the OCTOPUS 900 (Haag-Streit AG, Koeniz, Switzerland), are commonly used for assessing…
- Trial name
- NCT03325751
- Testing
- Visual field testing
- Where
- Switzerland
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Glaucoma, Intraocular Pressure
Screening for Glaucoma in Namil Area, South Korea
The purpose of this study is to study the prevalence of glaucoma in Korea, the investigators selected Namil area in Geumsan city, located in central Korea.
- Conditions
- Glaucoma, Intraocular Pressure, Optic Nerve Head, Visual Field
- Trial name
- NCT00727168
- Where
- South Korea
- Volunteers
- 1,532 people, healthy volunteers welcome
- Sponsor
- Korean Glaucoma Society
Stroke, Ischemic, Quadrantanopia
Vision Loss Impact on Navigation in Virtual Reality
The purpose of this research is to better understand the impact of cortically-induced blindness (CB) and the compensatory strategies subjects with this condition may develop on naturalistic behaviors, specifically, driving.
- Conditions
- Stroke, Ischemic, Quadrantanopia, Hemianopsia, Homonymous, Hemianopia, Homonymous
- Trial name
- NCT06047717
- Testing
- Virtual Reality Driving Task
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Glaucoma
Analysis of the Eye in Patients With Primary Open-Angle Glaucoma and a Visual Field Defect in One Eye
The study aims to further understand glaucoma pathogenesis and progression by utilizing enhanced depth imaging optical coherence tomography to visualize and measure lamina cribrosa in vivo and segmentation technology to…
- Trial name
- NCT02622191
- Testing
- Spectral domain Optical Coherence Tomography
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Age-related Macular Degeneration
Visual Remapping to Aid Reading With Field Loss
Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.
- Trial name
- NCT03848663
- Testing
- Traditional Remapping, Personalized Remapping
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Healthy
Age-related Normative Values for the Octopus 900 Perimeter
The purpose of this study is to determine normal values of the visual field (VF), corrected for age- and reaction time (RT) using the Octopus 900 perimeter and semi-automated kinetic perimetry (SKP).
- Trial name
- Norm-Oct900 (NCT01518686)
- Testing
- Octopus 900 perimeter (Haag Streit AG, Koeniz, Switzerland)
- Where
- Germany
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Glaucoma
Assessment of Advanced Glaucomatous Visual Field Loss and Its Impact on Visual Exploration, Activities of Daily Living (ADL) and Quality of Life (QoL)
The purpose of this explorative study, targeting subjects with advanced binocular glaucomatous visual field loss, is: (i) to identify the perimetric / psychophysical method, that is most closely correlated with an individually…
- Trial name
- GlaucomaEXPLOR (NCT01372319)
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Glaucoma
Variability in Perimetry Study
Improved Assessment of Visual Field Change is a trial aimed at investigating mechanisms of visual field testing variability. The investigators have found using larger stimulus size substantially lowers short-term variability.
- Trial name
- VIPII (NCT01051739)
- Testing
- Comparison of four visual field testing strategies
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Pain, Hysterectomy
Ultravision Visual Clearing System in Laparoscopic Hysterectomy and Myomectomy
This is a prospective blinded, randomized controlled study. The study will include three study arms: Patients undergoing laparoscopic hysterectomies will be randomized to one of either "Ultravision" (study arm 1) or "no…
- Conditions
- Pain, Hysterectomy, Myomectomy
- Trial name
- NCT03634306
- Testing
- Ultravision System, Laparoscopic Hysterectomy
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Mercy Research
Visual Field Defect, Peripheral
Virtual Reality Visual Field Testing as an Alternative in Childhood Eye Disease
The purpose of this study is to test a new way of measuring the peripheral vision (called a visual field test) using a device which can be worn as goggles rather than being a large instrument the patient must sit at.
- Trial name
- NCT05150197
- Testing
- VisuALL, Humphrey Visual Field
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Duke University