Context, from my draft-in-progress:
Move over, [SF reference to go here]. Non-invasive neuromodulation – changing brain activity without the use of surgery – may usher in a new era of healthcare. Scientists (and eventually doctors) can focus ultrasound waves into a region in the brain so that the sound waves all gather in a small spot.
DING DING DING we have a winner! Killashandra Ree from Anne McCaffery