Ultrasound technologies for imaging and modulating neural activity

C Rabut, S Yoo, RC Hurt, Z Jin, H Li, H Guo, B Ling… - Neuron, 2020 - cell.com
Visualizing and perturbing neural activity on a brain-wide scale in model animals and
humans is a major goal of neuroscience technology development. Established electrical and …

Functional ultrasound imaging: a new imaging modality for neuroscience

T Deffieux, C Demené, M Tanter - Neuroscience, 2021 - Elsevier
Ultrasound sensitivity to slow blood flow motion gained two orders of magnitude in the last
decade thanks to the advent of ultrafast ultrasound imaging at thousands of frames per …

Functional ultrasound neuroimaging

G Montaldo, A Urban, E Macé - Annual Review of Neuroscience, 2022 - annualreviews.org
Functional ultrasound (fUS) is a neuroimaging method that uses ultrasound to track changes
in cerebral blood volume as an indirect readout of neuronal activity at high spatiotemporal …

Ultrasound neuromodulation: Mechanisms and the potential of multimodal stimulation for neuronal function assessment

HAS Kamimura, A Conti, N Toschi… - Frontiers in physics, 2020 - frontiersin.org
Focused ultrasound (FUS) neuromodulation has shown that mechanical waves can interact
with cell membranes and mechanosensitive ion channels, causing changes in neuronal …

Functional ultrasound (fUS) during awake brain surgery: the clinical potential of intra-operative functional and vascular brain mapping

S Soloukey, AJPE Vincent, DD Satoer… - Frontiers in …, 2020 - frontiersin.org
Background and Purpose Oncological neurosurgery relies heavily on making continuous,
intra-operative tumor-brain delineations based on image-guidance. Limitations of currently …

Single-trial decoding of movement intentions using functional ultrasound neuroimaging

SL Norman, D Maresca, VN Christopoulos, WS Griggs… - Neuron, 2021 - cell.com
New technologies are key to understanding the dynamic activity of neural circuits and
systems in the brain. Here, we show that a minimally invasive approach based on …

Whole-brain functional ultrasound imaging in awake head-fixed mice

C Brunner, M Grillet, A Urban, B Roska, G Montaldo… - Nature …, 2021 - nature.com
Most brain functions engage a network of distributed regions. Full investigation of these
functions thus requires assessment of whole brains; however, whole-brain functional …

Transfer functions linking neural calcium to single voxel functional ultrasound signal

AK Aydin, WD Haselden, Y Goulam Houssen… - Nature …, 2020 - nature.com
Functional ultrasound imaging (fUS) is an emerging technique that detects changes of
cerebral blood volume triggered by brain activation. Here, we investigate the extent to which …

Functional ultrasound imaging of deep visual cortex in awake nonhuman primates

K Blaize, F Arcizet, M Gesnik… - Proceedings of the …, 2020 - National Acad Sciences
Deep regions of the brain are not easily accessible to investigation at the mesoscale level in
awake animals or humans. We have recently developed a functional ultrasound (fUS) …

Ultrasound aberration correction based on local speed-of-sound map estimation

R Rau, D Schweizer, V Vishnevskiy… - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
For beamforming ultrasound (US) signals, typically a spatially constant speed-of-sound
(SoS) is assumed to calculate delays. As SoS in tissue may vary relatively largely, this …