Dr. David Masel, one of America’s top neurosurgeons, will offer a free seminar on how Deep Brain Stimulation is used to treat Parkinson’s disease.

The talk will be from 1 p.m. to 2:30 p.m. Friday in the E. Brent Dufreche Conference Center, located within North Oaks Diagnostic Center in Hammond.

Registration is required as space is limited. To register, call (985) 230-6647 or (225) 686-4885. You also can register online at http://www.northoaks.org/seminar.