Analysis of application effect of buccal acupuncture in perioperative period

INTERVENTION: Experimental group:buccal acupuncture+PCIA;Blank group:PCIA;Control group:sham acupuncture+PCIA; CONDITION: Postoperative pain PRIMARY OUTCOME: NRS score; SECONDARY OUTCOME: Intraoperative total consumption rate of remifentanil;Frequency of rescue analgesia and dosage of analgesics in ward;The total number of electronic analgesia pump compressions, the number of effective compressions and the amount of analgesics in 48 hours after operation;TNF‐?\IL‐6\IL‐10\PGE2\SP values ??in venous blood;On the 3rd day after surgery, QoR‐15 postoperative recovery quality scale score and HADs‐A scale score;postoperative hospital stay;Postoperative adverse event rates during PACU;Pain in the operative area 3 months after surgery;Nausea and vomiting in 48 hours; INCLUSION CRITERIA: Aged 20 to 75 years; ASA<=grade III;Endotracheal intubation and thoracic and abdominal surgery under general anesthesia; postoperative nerve block in corresponding parts Postoperative use of PCIA analgesia