Essential Balm Pharyngeal Spray for the Prevention of Post-Intubation Sore Throat: A Randomized Controlled Trial

INTERVENTION: Group F:After the glottis is exposed under the video laryngoscope, evenly spray the essential balm on the pharyn Xand the supraglottic area for a total of 5 retracts, 0.2ml. Ten seconds after the drug is sprayed, insert the tube through the oral cavity under the video laryngoscope;Group S:After the glottis is exposed under the video laryngoscope, normal saline is evenly sprayed on the pharyn Xand the supraglottic area for a total of 5 doses. 10 seconds after the 0.2ml of the drug is sprayed, the oral tracheal tube is inserted under the video laryngoscope; CONDITION: Sore throat after surgery PRIMARY OUTCOME: Incidence of sore throat within 24 h postoperatively; SECONDARY OUTCOME: Incidence of hoarseness at 1, 2, 6, 12, and 24 h postoperatively;;Incidence of emergence agitation;Quality of Recovery‐15 (QoR‐15) score at 24 h postoperatively;Intraoperative rocuronium consumption;Sore throat severity at 1, 2, 6, 12, and 24 h postoperatively;Duration of surgery;Complications within 24 h postoperatively in the ward;Intraoperative fluid and blood transfusion volumes;Cough severity grade at extubation and at 1, 2, 6, 12, and 24 h postoperatively;Length of hospital stay;Number of tracheal intubation attempts;Incidence of sore throat at 1, 2, 6, 12, and 24 h postoperatively;Hoarseness severity at 1, 2, 6, 12, and 24 h postoperatively;Demographic and perioperative data;Intraoperative sufentanil consumption;Postoperative rescue analgesic use;Complications during induction and emergence;Postoperative sufentanil consumption;Number of patients with intraoperative hypotension, hypertension, bradycardia, and tachycardia; INCLUSION CRITERIA: 1.Patients with ASA I–II classification,; 2.Aged >18 years,; 3.Patients who are in a supine position and are scheduled to undergo surgical treatment under general anesthesia with single‐lumen tracheal intubation;