Results 21 to 30 of about 275 (132)

Image-Guided Transcranial Focused Ultrasound Stimulates Human Primary Somatosensory Cortex [PDF]

open access: yesScientific Reports, 2015
AbstractFocused ultrasound (FUS) has recently been investigated as a new mode of non-invasive brain stimulation, which offers exquisite spatial resolution and depth control. We report on the elicitation of explicit somatosensory sensations as well as accompanying evoked electroencephalographic (EEG) potentials induced by FUS stimulation of the human ...
Lee, Wonhye   +5 more
openaire   +4 more sources

Review of Noninvasive or Minimally Invasive Deep Brain Stimulation

open access: yesFrontiers in Behavioral Neuroscience, 2022
Brain stimulation is a critical technique in neuroscience research and clinical application. Traditional transcranial brain stimulation techniques, such as transcranial magnetic stimulation (TMS), transcranial direct current stimulation (tDCS), and deep ...
Xiaodong Liu   +3 more
doaj   +1 more source

Bidirectional Neuronal Control of Epileptiform Activity by Repetitive Transcranial Focused Ultrasound Stimulations

open access: yesAdvanced Science, 2023
AbstractRepetitive stimulation procedures are used in neuromodulation techniques to induce persistent excitatory or inhibitory brain activity. The directivity of modulation is empirically regulated by modifying the stimulation length, interval, and strength.
Taewon Choi   +5 more
openaire   +3 more sources

Safety of Clinical Ultrasound Neuromodulation

open access: yesBrain Sciences, 2022
Transcranial ultrasound holds much potential as a safe, non-invasive modality for navigated neuromodulation, with low-intensity focused ultrasound (FUS) and transcranial pulse stimulation (TPS) representing the two main modalities.
Sonja Radjenovic   +3 more
doaj   +1 more source

Systematic examination of low-intensity ultrasound parameters on human motor cortex excitability and behavior

open access: yeseLife, 2020
Low-intensity transcranial ultrasound (TUS) can non-invasively modulate human neural activity. We investigated how different fundamental sonication parameters influence the effects of TUS on the motor cortex (M1) of 16 healthy subjects by probing cortico-
Anton Fomenko   +10 more
doaj   +1 more source

Sustained modulation of primate deep brain circuits with focused ultrasonic waves

open access: yesBrain Stimulation, 2023
Background: Transcranial focused ultrasound has the potential to noninvasively modulate deep brain circuits and impart sustained, neuroplastic effects.
Taylor D. Webb   +3 more
doaj   +1 more source

Design and application of a multimodality-compatible 1Tx/6Rx RF coil for monkey brain MRI at 7T

open access: yesNeuroImage, 2023
Objective: Blood-oxygen-level-dependent functional MRI allows to investigte neural activities and connectivity. While the non-human primate plays an essential role in neuroscience research, multimodal methods combining functional MRI with other ...
Shuxian Qu   +9 more
doaj   +1 more source

Mechanistic insights into ultrasonic neurostimulation of disconnected neurons using single short pulses

open access: yesBrain Stimulation, 2022
Ultrasonic neurostimulation is a potentially potent noninvasive therapy, whose mechanism has yet to be elucidated. We designed a system capable of applying ultrasound with minimal reflections to neuronal cultures.
Eyal Weinreb, Elisha Moses
doaj   +1 more source

Modelling and numerical investigations of transcranial focused ultrasound stimulation

open access: yes, 2022
Transcranial focused ultrasound is a non-invasive stimulation modality delivering mechanical energy to deeper brain regions in the form of an acoustic pressure wave, which can result in numerous bioeffects. Computational techniques and models are becoming increasingly relevant to creating and optimising stimulation devices, treatment efficacy, safety ...
openaire   +2 more sources

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