Across a range of disorders, deep - brain stimulation works much the same way: A pacemaker - like device in the chest transmits a signal to the implanted
electrode via wires that run underneath the scalp.
Stitches keep the
wires in place.Netter medical illustrationA tingling sensation The treatment may sound intimidating, but the mechanics of PNS are straightforward: A doctor inserts four
electrodes in the base of a fibromyalgia patient's head and connects them
via wire to a wearable, beeper - size power source, producing what some patients call a «Frankenstein» look.