Deep Brain Stimulation (DBS) has some well-known benefits in short term, in diseases such as Parkinson's (ref https://www.nature.com/articles/s41582-019-0145-9). Although, long term effects tend to fade in a lot of cases, and some patients have permanent neurologic damage after the procedure. Although exciting, there are a couple of non-surgical treatments to pain that have to be tried before invasive approaches.