Results 11 to 20 of about 1,560 (185)

Fundoscopy in the smartphone age: current ophthalmoscopy methods in neurology [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2023
The observation of the human retina in vivo began in 1851 after the invention of the first ophthalmoscope by the German physicist Hermann von Helmholtz.
Richard Henrik Corr
doaj   +3 more sources

A Systematic Review of Digital Ophthalmoscopes in Medicine [PDF]

open access: yesClinical Ophthalmology, 2023
Rafael Robles,1 Nikhil Patel,2 Emily Neag,2 Ajay Mittal,3 Zahra Markatia,2 Kambiz Ameli,2 Benjamin Lin2 1Department of Ophthalmology, Virginia Commonwealth University School of Medicine, Richmond, VA, USA; 2Bascom Palmer Eye Institute, University of ...
Kambiz Amelizamani, , Rafael Robles
exaly   +4 more sources

Structured simulation-based training with frugal ophthalmic instruments rapidly equips non-ophthalmologists to identify malarial retinopathy in simulation eyes: an audit of a training course [PDF]

open access: yesBMC Medical Education
Background Malaria, particularly cerebral malaria, poses a significant health threat, especially for children in sub-Saharan Africa. Identification of malarial retinopathy (MR) has diagnostic value in cerebral malaria but can be impractical due to lack ...
Kyle J. Wilson   +5 more
doaj   +3 more sources

Automated analysis for glaucoma screening of retinal videos acquired with smartphone-based ophthalmoscope [PDF]

open access: yesHeliyon
Widespread screening is crucial for the early diagnosis and treatment of glaucoma, the leading cause of visual impairment and blindness. The development of portable technologies, such as smartphone-based ophthalmoscopes, able to image the optical nerve ...
Fabio Scarpa   +6 more
doaj   +3 more sources

The Utility of a Smartphone-Based Retinal Imaging Device as a Screening Tool in an Outpatient Clinic Setting: Protocol for an Observational Study [PDF]

open access: yesJMIR Research Protocols
BackgroundGlaucoma, a disease leading to the degeneration of retinal ganglion cells, results in changes to the optic nerve head that are often diagnosed late when visual problems arise.
Ajay Mittal   +5 more
doaj   +2 more sources

Comparative Analysis of Transformer Architectures and Ensemble Methods for Automated Glaucoma Screening in Fundus Images from Portable Ophthalmoscopes [PDF]

open access: yesVision
Deep learning for glaucoma screening often relies on high-resolution clinical images and convolutional neural networks (CNNs). However, these methods face significant performance drops when applied to noisy, low-resolution images from portable devices ...
Rodrigo Otávio Cantanhede Costa   +5 more
doaj   +2 more sources

History of the Ophthalmoscope. [PDF]

open access: yesCureus
This article will describe the history of an important tool: the ophthalmoscope. The evolution of the ophthalmoscope will be analyzed, beginning with its first historical reference and detailing every iteration of the instrument leading up to the version we know today.
Amireni A, Bhasin G, Ganti L.
europepmc   +3 more sources

Evaluation of medical student performance and satisfaction of simulator-based direct ophthalmoscopy training using a new refractive adjustment fundoscopic examination simulator—ICEyeModel: a comparative randomised crossover study [PDF]

open access: yesBMC Medical Education
Background The use of simulators for ophthalmology training is growing globally. However, all developed simulators have certain limits based on different circumstances.
Ratima Chokchaitanasin   +2 more
doaj   +2 more sources

The Arclight Ophthalmoscope: A Reliable Low-Cost Alternative to the Standard Direct Ophthalmoscope [PDF]

open access: yesJournal of Ophthalmology, 2015
Background. The Arclight ophthalmoscope is a low-cost alternative to standard direct ophthalmoscopes. This study compared the Arclight ophthalmoscope with the Heine K180 direct ophthalmoscope to evaluate its reliability in assessing the vertical cup disc
James Lowe   +6 more
doaj   +2 more sources

A multi-color video-ophthalmoscopes allows to measure the spectral distribution of light absorption of blood in the human retina

open access: yesFrontiers in Medicine, 2023
Based on our previously developed mono-color video-ophthalmoscope a multi-color video-ophthalmoscope was developed. Using narrow band transmission filters, this instrument allows to measure the pulsatile cardiac cycle induced blood volume changes in the ...
Jan Odstrcilik   +2 more
exaly   +3 more sources

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