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First a small hole is made in the skull. These electrodes or leads generate electrical impulses that control abnormal brain activity. Pin On Brainstuff Published january 24 2021 updated january 24 2021. Deep brain stimulation surgery . Deep brain stimulation dbs deep brain stimulation dbs surgery was first approved in 1997 to treat parkinson s disease pd tremor then in 2002 for the treatment of advanced parkinson s symptoms. Deep brain stimulation involves creating small holes in the skull to implant the electrodes and surgery to implant the device that contains the batteries under the skin in the chest. But the dbs surgery risk is relatively minor and described below. Contributed to the globe and mail. The electrical impulses can also adjust for the chemical imbalances within the brain that cause various conditions. Deep brain stimulation dbs is a neurosurgical procedure that uses implanted electrodes and electrical stimulation to treat movement disorders associated with