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Daniel Freeman

Daniel Freeman

Technical Staff Member, MIT Lincoln Laboratory

Appears in 1 story

Stories

Noninvasive deep brain stimulation advances

New Capabilities

Lead author of the consciousness research roadmap

Scientists studying the deep brain faced these limitations: transcranial magnetic stimulation reaches only 2-4 centimeters below the skull, functional MRI shows correlation not causation, and deep brain stimulation requires opening the skull. Transcranial focused ultrasound sends acoustic waves through intact bone to reach regions as small as a few millimeters—deeper and more precisely than any previous noninvasive method.

Updated May 27