Effect of transcutaneous electrical acupoint stimulation on perioperative sedation and analgesia and postoperative fatigue syndrome of deep brain electrode implantation in patients with Parkinson's disease

INTERVENTION: TEAS Group:Transcutaneous electrical stimulation of acupuncture points;Control group:Sham electrical stimulation; CONDITION: Parkinson's brain electrode implantation, postoperative fatigue syndrome, perioperative patients PRIMARY OUTCOME: Postoperative fatigue score;Intraoperative BIS values;Visual Analogue Scale;Post‐operative sleep quality;Level of postoperative anxiety and depression;Intraoperative sedation drug use;Intraoperative analgesic drug use;Wake up time;Time of pulling out LMA; SECONDARY OUTCOME: Blood markers such as inflammatory factors, growth hormones, brain and intestinal peptides;Recovery rate of postoperative analgesia; INCLUSION CRITERIA: 1. PD patients with elective DBS or STN‐DBS; 2. Age 35‐75 years, no gender restriction; 3. ASA: class II‐III; 4. BMI 18.5 to 29.9 kg/m2.