tFUS + fMRI Integration: Deep Neuromodulation and Whole-Brain Imaging

Combining Transcranial Focused Ultrasound Stimulation (tFUS) with functional Magnetic Resonance Imaging (fMRI) represents a major leap forward in multimodal neuroscience. This integration allows researchers to precisely target and modulate brain activity using acoustic waves while simultaneously observing the resulting whole-brain BOLD (Blood-Oxygen-Level-Dependent) responses. To meet the rigorous demands of this research, Soterix Medical , in partnership with BrainSonix , provides a fully integrated tFUS system engineered with a major emphasis on fMRI compatibility and multimodal integration. The Power of Acoustic Neuromodulation:. Unlike electromagnetic techniques, tFUS delivers focused acoustic energy capable of reaching deep brain regions with exceptional spatial precision. When performed inside an MRI scanner, researchers can validate the targeting structurally and measure the functional impact globally. Key Research Advantages:. Deep, Focal Neuromodulation: tFUS provides non-invasive, precise targeting of deep cortical and subcortical structures that are traditionally unreachable by standard non-invasive methods., Whole-Brain Response Mapping: The fMRI component provides a comprehensive map of how focal ultrasonic stimulation influences activity across interconnected brain networks., Causal Network Analysis: By perturbing a specific node with ultrasound and measuring the BOLD signal change, researchers can investigate the direct causal influences of that node on broader brain circuitry., Non-invasive & High Spatial Resolution: This integration seamlessly combines the millimeter-level targeting precision of tFUS with the high spatial resolution of whole-brain fMRI imaging. Built for Rigorous Multimodal Research:. The Soterix Medical and BrainSonix system ensures that the ultrasound transducers operate safely within the high-magnetic-field environment of the scanner, without introducing RF noise or degrading the quality of the EPI images.

tFUS + fMRI Integration: Deep Neuromodulation and Whole-Brain Imaging

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Transcranial Focused Ultrasound (tFUS)

tFUS + fMRI Integration: Deep Neuromodulation and Whole-Brain Imaging