“…20) As a result, the duration of mechanical ventilation, length of the postoperative ICU stay, length of the hospital stay, hospitalization expenses, and incidence of complications were significantly reduced in group F compared to those of group C. 5,21) It is worth noting that, due to the gradual elimination and reduced plasma concentration, remifentanil was unable to effectively suppress stress responses during extubation and the postoperative period. Therefore, after closing the sternum, 0.375% ropivacaine was applied to the incision and sternal membrane for local infiltration anesthesia, 22) and lidocaine gel was applied to the tracheal tube to reduce the stimulation of the airway, resulting in an efficiently reduced body stress response after surgery. Postoperative analgesia in children was not routinely used, which did not affect the patient’s hemodynamics.…”