3 ms·

I also wonder how much it might heat up the brain? And whether that would be a problem for sustained use? (In practice this heating effect is occasionally limit

I also wonder how much it might heat up the brain? And whether that would be a problem for sustained use? (In practice this heating effect is occasionally limiting for some other forms of ultrasound (e.g. TEE) requiring you to take a break or reduce the power.)

mountainriver 6y ago
This is pretty well studied now. There are safe ranges and durations, but yeah ultrasound at high frequencies is used for brain surgery today so it’s a delicate tool. It’s also lacking large scale human studies currently.