An Exploratory Study of Esketamine in Patients After Thoracoscopic Surgery

Self-controlled intravenous analgesia pump was used for continuous injection, and it was prepared according to sufentanil 1.5ug/ml+ esketamine 0.75ug/ml+16mg ondansetron. After the operation, the analgesic pump was connected, and sufentanil 0.1ug/kg/h+ esketamine 0.05mg/kg/h was pumped continuously for 24 hours. The continuous infusion of analgesia pump is (kg body weight/15) ml/h. (e.g. 60kg, pump speed 4ml/h, total amount 96ml).