Results 21 to 30 of about 4,659 (203)

Multichannel stimulation module as a tool for animal studies on cortical neural prostheses

open access: yesFrontiers in Medical Technology, 2022
Intracortical microstimulation to the visual cortex is thought to be a feasible technique for inducing localized phosphenes in patients with acquired blindness, and thereby for visual prosthesis.
Yuki Hayashida   +6 more
doaj   +1 more source

Hearing through your eyes: neural basis of audiovisual cross-activation, revealed by transcranial alternating current stimulation [PDF]

open access: yes, 2019
Some people experience auditory sensations when seeing visual flashes or movements. This prevalent synaesthesia-like ‘visual-evoked auditory response’ (vEAR) could result either from over-exuberant cross-activation between brain areas, and/or reduced ...
Andrew Spicer   +7 more
core   +1 more source

Effect of ambient lighting on frequency dependence in transcranial electrical stimulation-induced phosphenes

open access: yesScientific Reports, 2022
Inconsistencies have been found in the relationship between ambient lighting conditions and frequency-dependence in transcranial electric stimulation (tES) induced phosphenes. Using a within-subjects design across lighting condition (dark, mesopic [dim],
Ian Evans   +2 more
doaj   +1 more source

A magnetic stimulation examination of orthographic neighborhood effects in visual word recognition [PDF]

open access: yes, 2003
The split-fovea theory proposes that visual word recognition is mediated by the splitting of the foveal image, with letters to the left of fixation projected to the right hemisphere (RH) and letters to the right of fixation projected to the left ...
Lavidor, M., Walsh, V.
core   +1 more source

Magnetic Resonance Imaging of Optic Nerve Traction During Adduction in Primary Open-Angle Glaucoma With Normal Intraocular Pressure. [PDF]

open access: yes, 2017
PurposeWe used magnetic resonance imaging (MRI) to ascertain effects of optic nerve (ON) traction in adduction, a phenomenon proposed as neuropathic in primary open-angle glaucoma (POAG).MethodsSeventeen patients with POAG and maximal IOP ≤ 20 mm Hg, and
Bonelli, Laura   +8 more
core   +1 more source

The Phosphene Controversy: Is it Phosphene? Is there life on Venus?

open access: yes, 2021
Published in Astrobiology Newsletter, 14(1), 4, 2021, DOI: 10.13140/RG.2.2.13819 ...
openaire   +2 more sources

Noninvasive brain stimulation techniques can modulate cognitive processing [PDF]

open access: yes, 2019
Recent methods that allow a noninvasive modulation of brain activity are able to modulate human cognitive behavior. Among these methods are transcranial electric stimulation and transcranial magnetic stimulation that both come in multiple variants.
Herrmann, Christoph S.   +3 more
core   +1 more source

Rebound or Entrainment? The Influence of Alternating Current Stimulation on Individual Alpha

open access: yesFrontiers in Human Neuroscience, 2019
Alternating current stimulation (ACS) is an established means to manipulate intrinsic cortical oscillations. While working towards clinical impact, ACS mechanisms of action remain unclear.
Linus Haberbosch   +7 more
doaj   +1 more source

Text-to-image artificial intelligence to understand astronaut visual phenomena during spaceflight

open access: yesThe Pan-American Journal of Ophthalmology, 2023
Astronauts have documented visual phenomena during spaceflight. However, given that these are only experienced by the astronaut themselves, these unique neuro-ophthalmic visual phenomena occur while in space which remain poorly understood by ...
Ethan Waisberg   +5 more
doaj   +1 more source

Visual acuity of simulated thalamic visual prostheses in normally sighted humans. [PDF]

open access: yesPLoS ONE, 2013
Simulation in normally sighted individuals is a crucial tool to evaluate the performance of potential visual prosthesis designs prior to human implantation of a device.
Béchir Bourkiza   +3 more
doaj   +1 more source

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