Results 101 to 110 of about 3,879 (175)

Potential of Photoelectric Stimulation with Ultrasmall Carbon Electrode on Neural Tissue: New Directions in Neurostimulation Technology Development

open access: yesAdvanced Functional Materials, Volume 34, Issue 41, October 8, 2024.
While traditional neurostimulation methods face challenges that limit their efficacy, this study focuses on alternative photoelectric‐based stimulation using minimally invasive carbon electrodes. It includes a detailed examination of various strategies such as material selection, laser scanning, photovoltaic interfaces, and integrated drug delivery ...
Keying Chen   +8 more
wiley   +1 more source

Desflurane Selectively Suppresses Long-latency Cortical Neuronal Response to Flash in the Rat [PDF]

open access: yes, 2009
Background—The effect of inhalational anesthetics on sensory-evoked unit activity in the cerebral cortex has been controversial. Desflurane has desirable properties for in vivo neurophysiologic studies but its effect on cortical neuronal activity and ...
Hudetz, Anthony G.   +2 more
core   +2 more sources

Cortical hemodynamics and motor recovery after cortical infarcts [PDF]

open access: yes, 2015
textStroke is the leading cause of disability and the fourth leading cause of death in the United States. Of those that survive a stroke, many are left with long term functional motor impairments.
Woodie, Daniel Aaron
core   +1 more source

Integrated Microprism and Microelectrode Array for Simultaneous Electrophysiology and Two‐Photon Imaging across All Cortical Layers

open access: yesAdvanced Healthcare Materials, Volume 13, Issue 24, September 25, 2024.
A 16‐channel transparent microelectrode array is integrated with a microprism to allow simultaneous electrophysiology and optical imaging throughout all cortical layers. The authors achieved single‐unit recording, microstimulation, and simultaneous two‐photon imaging of the whole cortical column in awake mice for over 4 months.
Qianru Yang   +6 more
wiley   +1 more source

Neural–Computer Interfaces: Theory, Practice, Perspectives

open access: yesApplied Sciences
This review outlines the technological principles of neural–computer interface (NCI) construction, classifying them according to: (1) the degree of intervention (invasive, semi-invasive, and non-invasive); (2) the direction of signal communication ...
Ignat Dubynin   +5 more
doaj   +1 more source

Behavioral detection of intra-cortical microstimulation in the primary and secondary auditory cortex of cats

open access: yesFrontiers in Systems Neuroscience, 2015
Although neural responses to sound stimuli have been thoroughly investigated in various areas of the auditory cortex, the results electrophysiological recordings cannot establish a causal link between neural activation and brain function.
Zhenling eZhao   +4 more
doaj   +1 more source

VALIDATION OF A MODEL OF SENSORIMOTOR INTEGRATION WITH CLINICAL BENEFITS [PDF]

open access: yes, 2017
Healthy sensorimotor integration – or how our touch influences our movements – is critical to efficiently interact with our environment. Yet, many aspects of this process are still poorly understood.
PERRUCHOUD, David
core  

Simulation of thalamic prosthetic vision: reading accuracy, speed, and acuity in sighted humans [PDF]

open access: yes, 2014
The psychophysics of reading with artificial sight has received increasing attention as visual prostheses are becoming a real possibility to restore useful function to the blind through the coarse, pseudo-pixelized vision they generate.
Crowell, Anne Marie   +2 more
core   +1 more source

Gateways of ventral and dorsal streams in mouse visual cortex [PDF]

open access: yes, 2011
It is widely held that the spatial processing functions underlying rodent navigation are similar to those encoding human episodic memory (Doeller et al, 2010). Spatial and nonspatial information are provided by all senses including vision.
Burkhalter, Andreas   +2 more
core   +2 more sources

Neural mechanisms of the temporal response of cortical neurons to intracortical microstimulation

open access: yesBrain Stimulation
Background: Intracortical microstimulation (ICMS) is used to map neuronal circuitry in the brain and restore lost sensory function, including vision, hearing, and somatosensation.
Karthik Kumaravelu, Warren M. Grill
doaj   +1 more source

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