gisi, i mean the "deep brain stimulator". they work great. 3 years ago i was in a wheelchair and i had the bilateral surgery and now i'm walking and even water skiing. no more balance problems, no more feezing, i'm off all medication , hey they work great. jim at [log in to unmask] ps how long have you had parkinson's and what are your symptoms? ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn