Brain Injury with Tammy Kirkwood

The technique, called low-intensity focused ultrasound pulsation, uses a device the size of a coffee cup saucer to create a small sphere of acoustic energy that can be directed at different parts of the brain. In Crehan’s case, the device was placed beside his head and activated for 10 30-second intervals over a 10 minute period.

http://www.ctvnews.ca/health/ucla-scientists-use-ultrasound-to-jump-start-coma-patient-s-brain-1.3043060