Pre-operative precautions: 1. Patients need to arrange pre-operative examination 3-4 days after admission; 2. Patients need to stop taking relevant drugs and fasting water on the morning of surgery. In the ward: install the stereotactic head frame, and perform it under local anesthesia in the ward drug exchange room on the day of surgery, about 30 minutes; 2. In the MRI room: MRI localization scan, about 1 hour; Jiao Yonghui, Department of Neurosurgery, Aviation General Hospital of China Medical University; 3. In the operating room: (1) implant electrodes under local anesthesia, and cooperate with the doctor to complete the intraoperative test, about 3 hours; (2) implant stimulation generator under general anesthesia, about 2 hours; Note: The patient needs to stop taking water in the morning. Note: During the implantation of electrodes under local anesthesia, depending on the intraoperative situation, it will be decided whether or not to perform another MRI room positioning scan. C. Postoperative precautions: 1. Diet: 6 hours after surgery into liquid food, the next day after surgery normal diet, and can get out of bed; 2. Wound: 7-10 days after surgery to remove the stitches, during the change of medicine twice, 1-2 weeks after the removal of stitches can wash hair and take a bath; 3. Discharge time: about 1 week after surgery; 4. Opening time: 4 weeks after surgery to come to the hospital again to open and regulate; 5. Post-discharge precautions: avoid huge The pacemaker can affect the normal operation of the pacemaker, and it is not recommended to install a cardiac pacemaker at the same time after installing a brain pacemaker; please contact the doctor before performing MRI at any time; avoid local physiotherapy and ultrasound examination at the pacemaker implantation site; no high-output ultrasound lithotripsy treatment is feasible; before performing cardiac defibrillation, you must contact the surgeon. Contact your surgeon before defibrillation; avoid the possibility of pacemaker obstruction when passing through anti-theft devices.