Clinical trials: Visual Field, active
Glaucoma
Clinical Evaluation of Visual Field Change in Glaucoma: an Assessment of Different Models of Progression
The purpose of this observational study is to collect over time a series of data in patients with glaucoma in order to evaluate different approaches in defining the progression of this pathology.
- Trial name
- NCT05801471
- Where
- 2 sites in Italy
- Volunteers
- 200 people
- Sponsor
- Centervue SpA
Retinitis Pigmentosa, Stargardt Macular Dystrophy
Development and Evaluation of Functional Visual Field and Navigation Endpoints in Moderate to Profound Inherited Retinal Disease (DEFINE-IRD)
The Vision Research and Assessment Institute (VRAI) was established with the purpose of serving as a testing facility for efficacy endpoints for patients with Low Vision.
- Conditions
- Retinitis Pigmentosa, Stargardt Macular Dystrophy, Stargardt Disease, Geographic Atrophy From Age-related Macular Degeneration
- Trial name
- DEFINE-IRD (NCT07502664)
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Ray Therapeutics, Inc.
Surgical Hemostasis
Comparative Study Between the Effect of Dexmedetomidine ,Midazolam or Bupivacaine Packing During FESS on Surgical Field Visualization
The goal of this interventional study is to compare the nasal packing with dexmedetomidine .midazolam or bupivacaine on surgical field visualization during FESS .
- Trial name
- FESS (Function (NCT07013955)
- Testing
- Saline, Dexmedetomidine, Midazolam
- Where
- Egypt
- Volunteers
- 144 people
- Sponsor
- Minia University
Glaucoma
World Sight Foundation Field Machine (WSFFM) Pilot
The current situation outside of large cities in lower-income countries, as described above, is suboptimal for the diagnosis of glaucoma.
- Trial name
- WSFFM (NCT07674069)
- Testing
- World Sight Foundation Field Machine, Comparator
- Where
- United Kingdom
- Volunteers
- 100 people
- Sponsor
- Buckinghamshire Healthcare NHS Trust
Neuro-Ophthalmology
Safety and Normative Data With Neos™
The goal of this clinical study is to collect standard data for the medical device neos™. neos™ is a system that shows images and measures the resulting eye movements and pupil size. Collecting standard data involves three steps.
- Trial name
- neos-SNOW (NCT07258212)
- Where
- 3 sites in Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- machineMD AG
Stroke, Ischemic, Quadrantanopia
Visual Rehabilitation After Occipital Stroke
This research aims to examine changes in plastic potential of the visual system with time from stroke affecting primary visual cortex.
- Conditions
- Stroke, Ischemic, Quadrantanopia, Vision Loss Partial, Visual Field Defect, Peripheral
- Trial name
- NCT04798924
- Testing
- Subacute Training in the intact field, Subacute Training in the blind field, Chronic Training in the blind field
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Rochester
Pseudotumor Cerebri
Multifocal Chromatic Pupilloperimetry in Patients With Pseudotumor Cerebri and Healthy Subjects.
PTC(Pseudotumor cerebri) patients may develop increased Intracranial pressure (ICP) that can produces increased pressure around the distal optic nerve,which is likely followed by venule compression, ischemia, and loss of visual…
- Trial name
- NCT03304314
- Testing
- objective chromatic multifocal pupillometer
- Where
- Israel
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
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
Healthy Volunteers Only
TMS With Real-time E-field and EEG Source Imaging
The goal of this study is to develop and validate an approach for accurate targeting and stimulation of brain networks using transcranial magnetic stimulation (TMS) using information from magnetic resonance imaging (MRI) data.
- Trial name
- NetworkTMS (NCT06645613)
- Testing
- Transcranial Magnetic Stimulation Device
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
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
Stroke, Ischemic, Hemianopia, Homonymous
Statistical Learning as a Novel Intervention for Cortical Blindness
This project aims to develop a novel visual training paradigm for use in visually-intact participants and those sufferings from stroke-induced visual impairments.
- Conditions
- Stroke, Ischemic, Hemianopia, Homonymous, Hemianopsia, Occipital Lobe Infarct
- Trial name
- NCT06578117
- Testing
- Vision Training and Learning Task
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Rochester
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
Primary Open Angle Glaucoma
Glaucoma, Visual Field Loss, and Their Association With Life Space in Older Adults
Mobility refers to a person's purposeful movement through the environment from one place to another and can be conceptualized as a continuum from bed bound (immobility) on one extreme to making excursions to distant locations on…
- Trial name
- NCT04396002
- Testing
- Life Space Questionnaire, Low Luminance Questionnaire, Contrast sensitivity under dim illumination
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Hemianopia, Visual Field Defect Following Cerebrovascular Accident
Screening and Rehabilitation of Visual Field Defects in Post-Stroke Patients
In this study, the investigators will use a wearable device capable of performing this bedside assessment to evaluate the incidence of visual field loss in post-stroke patients.
- Trial name
- SCRiCaViPS (NCT07317739)
- Testing
- Early multisensory audio-visual stimulation training, Early visual field test
- Volunteers
- 300 people
- Sponsor
- Fondazione David Chiossone - Impresa Sociale
Binocular Visual Function
Pilot Study of Normative Range of Field of Binocular Single Vision in Adults in Singapore
The assessment and monitoring of the field of binocular single vision remains a crucial aspect of ophthalmological care, yet current clinical practice relies on normative standards established by Feibel \& Roper-Hall in 1974 that…
- Trial name
- NORVIBAS (NCT07257341)
- Testing
- Field of Binocular Single Vision
- Where
- Singapore
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Tan Tock Seng Hospital
Stroke, Visual Field Defect
Visual Restoration Using Focused Ultrasound Stimulation and Immersive Virtual Reality After Stroke
This research will explore if brain stimulation combined with virtual reality therapy improves visual impairment. The stimulation technique is called low-intensity focused ultrasound stimulation (LIFUS).
- Conditions
- Stroke, Visual Field Defect, Visual Field Defect Following Cerebrovascular Accident, Hemianopia
- Trial name
- LIFU-IVR (NCT06875206)
- Testing
- Low-intensity focused ultrasound, Immersive virtual reality, Inactive Low-intensity focused ultrasound
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Duke University
Retinitis Pigmentosa (RP), Rod Cone Dystrophy
Brain Stimulation Effects on Orientation and Mobility Skills in Adults With Vision Impairment
This pilot clinical trial evaluates whether non-invasive brain stimulation improves the orientation and mobility (O\&M) skills of individuals with constricted visual fields in both eyes. The study is composed of three visits.
- Conditions
- Retinitis Pigmentosa (RP), Rod Cone Dystrophy, Visually Impaired Persons, Peripheral Visual Field Defect of Both Eyes
- Trial name
- NCT07341763
- Testing
- Active hf-tRNS.
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- University of Waterloo
Presbyopia
Volumetric Visual Fields at Intermediate and Near Distances in Presbyopic Patients Using Occupational and General-Purpose Progressive Addition Lenses
This single-center, randomized, double-blind, crossover clinical trial aims to compare the volumetric visual fields provided by two occupational progressive addition lenses (OPLs) optimized for intermediate and near vision in…
- Trial name
- CIVIUS2025PAL (NCT07617090)
- Testing
- OPAL PC assesment, OPAL Office assessment, PAL assesment
- Where
- 2 sites in Spain
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Seville
Idiopathic Epiretinal Membranes
Clinical Evaluation of With or Without Internal Limiting Membrane Peeling for Idiopathic Epiretinal Membrane Surgery: A Randomized Controlled Trial
Idiopathic epiretinal membrane (ERM) is an age-related degenerative retinal condition. One of the primary treatment approaches is vitrectomy combined with epiretinal membrane peeling.
- Trial name
- NCT07142785
- Testing
- Epiretinal membrane peeling, Epiretinal membrane peeling combined with internal limiting membrane peeling
- Where
- China
- Volunteers
- 96 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataract
Clinical Trial on the Visual Function of Enhanced Monofocal and EDoF Intraocular Lenses
Randomized clinical trial to evaluate the visual performance of enhanced monofocal and extended depth-of-field intraocular lenses
- Trial name
- NCT07715071
- Testing
- Intraocular lens
- Volunteers
- 90 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau