Clinical trials: Visual Field Defect
Age Related Macular Degeneration
Correlation Between Visual Field Defects on FORESEE HOME and on Optical Coherence Tomography in Choroidal Neovascularization Subjects
The FORESEE HOME is used in the recent years to detect Age-related Macular Degeneration (AMD) lesions. The device is capable of differentiation as to stages of AMD and early detection of changes including choroidal…
- Trial name
- NCT00884637
- Where
- Israel
- Volunteers
- 15 people
- Sponsor
- Notal Vision Ltd.
Visual Field Defect Following Cerebrovascular Accident, Hemianopia
Multisensory Telerehabilitation for Visual Field Defects
Brain injuries may cause the loss of the ability to see portions of the visual field, the so-called visual field defects (VFDs).
- Conditions
- Visual Field Defect Following Cerebrovascular Accident, Hemianopia, Brain Injuries
- Trial name
- MUST (NCT06341777)
- Testing
- Audio-visual training (AVT) telerehabilitation
- Where
- Italy
- Volunteers
- 72 people
- Sponsor
- Istituto Auxologico Italiano
Central Retinal Artery Occlusion, Visual Field
Changes of Visual Field Defects After IAT for CRAO
Central retinal artery occlusion (CRAO) is an ophthalmic emergency which leads to devastating visual function defects and poor prognosis.
- Conditions
- Central Retinal Artery Occlusion, Visual Field, Intra-arterial Thrombolysis
- Trial name
- NCT05739487
- Testing
- selective intra-arterial thrombolysis
- Where
- China
- Volunteers
- 27 people
- Sponsor
- Xinhua Hospital, Shanghai Jiao Tong University School of Medicine
Hemianopsia, Visual Field Defect, Peripheral
Hemianopsia Rehabilitation After Stroke or Brain Injury
In patients with hemianopsia following stroke or brain injury, we will determine if stimulating the visual field with images from a PowerPoint slide set can increase the visual field.
- Conditions
- Hemianopsia, Visual Field Defect, Peripheral, Visual Impairment
- Trial name
- NCT06241209
- Testing
- PowerPoint program visual stimulation
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- University of Alberta
Hemianopia, Hemianopsia
Collision Warning Device for Blind and Visually Impaired
This study evaluates a novel collision warning device to help people with severe vision impairment or blindness avoid collisions with obstacles.
- Conditions
- Hemianopia, Hemianopsia, Peripheral Visual Field Defect, Blindness
- Trial name
- NCT03057496
- Testing
- Collision warning device
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Hemianopia, Quadrantanopia
The Use of Transcranial Direct Current Stimulation (TDCS) to Enhance the Rehabilitative Effect of Vision Restoration Therapy
The purpose of our study is to explore the efficacy of combination of brain stimulation with visual rehabilitation in patients with visual field loss resulting from brain lesions.
- Conditions
- Hemianopia, Quadrantanopia, Scotoma, Visual Field Loss
- Trial name
- NCT00921427
- Testing
- Vision Restoration Therapy (VRT), Transcranial direct current stimulation (tDCS)
- Volunteers
- 20 people
- Sponsor
- Beth Israel Deaconess Medical Center
Visual Field Defect, Peripheral
Feasibility of Visual Field Screening Apps
A visual field (VF) is a measurement of how wide an area our eyes can see when fixed onto a point. Visual field testing is one of the ways of assessing how much vision there is in each eye and how much vision might have been lost…
- Trial name
- VISA (NCT05169983)
- Testing
- iPad-Based Visual Field Test
- Where
- United Kingdom
- Volunteers
- 45 people
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Symptomatic Vitreomacular Adhesion
A Phase III Study of A01016 in Subjects With Symptomatic Vitreomacular Adhesion
The purpose of this study is to evaluate the superiority regarding vitreomacular adhesion (VMA) resolution of a single intravitreal injection of A01016 (Ocriplasmin) compared to sham-injection in subjects with symptomatic VMA.
- Trial name
- NCT01889251
- Testing
- Ocriplasmin
- Where
- Japan
- Volunteers
- 251 people
- Sponsor
- Alcon Research
Complete Hemianopia, Incomplete Hemianopia
Paraorbital-Occipital Alternating Current Stimulation Therapy of Patients With Post-Chiasmatic Lesions
Visual field areas, which are not absolutely blind, are hypothesized to have some residual capacities that constitute their potential for vision restoration.
- Conditions
- Complete Hemianopia, Incomplete Hemianopia, Scotoma, Quadrantanopia
- Trial name
- NCT01418820
- Testing
- Verum stimulation
- Where
- Germany
- Volunteers
- 32 people
- Sponsor
- University of Magdeburg
Hemianopsia, Homonymous Hemianopia
Feasibility Test of Virtual Reality Obstacle Detection for Low Vision Walking
The investigators are developing a new test of pedestrian hazard detection in virtual reality (VR) head-mounted display (HMD) headset, which shows virtual oncoming pedestrians in 3D while subjects are walking in real-world…
- Conditions
- Hemianopsia, Homonymous Hemianopia, Tunnel Vision, Visual Field Defect, Peripheral
- Trial name
- NCT05141604
- Testing
- Field expansion view
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Benign Intracranial Hypertension
Axial Length and Central Corneal Thickness in Benign Intracranial Hypertension
Patients in for treatment of benign intracranial hypertension will undergo two tests that are not routinely performed for these patients: central corneal thickness and axial length of the eye.
- Trial name
- NCT02541994
- Testing
- Pachette3, Lenstar-Think
- Volunteers
- 5 people
- Sponsor
- Ochsner Health System
Visual Field Defects
Virtual Reality-based Perceptual Learning Therapy for Visually Impaired Population
Visual impairments significantly impact individuals' activities of daily living (ADL) and quality of life (QoL). While perceptual learning (PL) has shown promise in vision rehabilitation, traditional PL usually involves a…
- Trial name
- NCT07809243
- Testing
- Virtual Reality-based Perceptual Learning Training
- Where
- Hong Kong
- Volunteers
- 20 people
- Sponsor
- Centre for Eye and Vision Research
Primary Open Angle Glaucoma
Efficacy of Retinal Nerve Fiber Layer (RNFL) / Ganglion Cell Layer Thickness Ratio by RT-View Utilizing Spectral -Domain Technology as a Diagnostic Predictor of Glaucoma.
RT-View utilizes spectral domain technology to assess both RNFL and ganglion cell layer thickness. This study aims to correlate visual field defects in patients with glaucoma to both RNFL and ganglion cell layer thickness.
- Trial name
- NCT00773123
- Where
- South Korea
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Optic Nerve Disease, Macular Disease
Implementation of the NEDS EyeCTester App
Group 4a and 4b was an FDA trial that showed that patients who have an Amsler grid abnormality on paper, have a similar abnormality on the app.
- Conditions
- Optic Nerve Disease, Macular Disease, Visual Pathway Disorder
- Trial name
- NCT04607369
- Testing
- EyeCTester
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Neuro-Eye Diagnostic Systems, LLC
Glaucoma, Primary Open Angle Glaucoma
Transcorneal Electrical Stimulation for the Treatment of Visual Field Defects in Patients With Open-Angle Glaucoma
Glaucoma is a progressive optic neuropathy with retinal ganglion cell loss which leads to visual field loss. Open-angle glaucoma is the most common form of glaucoma.
- Conditions
- Glaucoma, Primary Open Angle Glaucoma, Pseudoexfoliation Glaucoma, Pigment Dispersion Glaucoma
- Trial name
- TES-GPS (NCT06682962)
- Testing
- Transcorneal electrical stimulation (TES) with the OkuStim 2 System
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Okuvision GmbH