The effect of Endotra Gel application on the surface of endotracheal tubes on postoperative sore throat

INTERVENTION: Medical Device : Endotra Gel Insurance Code: BM5007RQ Main Ingredients: Glycerin, Sodium Hyaluronate, etc. Specifications: 0.9g, single‐use sterile product in a syringe‐type package As a single‐use sterile product, it should be used only after confirming that the individual packaging is undamaged and intact. Products with damaged packaging or past their expiration date should not be used and must be discarded. Since it is a single‐use product, any unused portion after application should also be discarded. For endotracheal intubation, the Endotra Gel group will have 1 syringe of Endotra Gel applied to the surface of the distal end of the endotracheal tube. In the control group, the surface will be prepared by moistening it with normal saline. CONDITION: Neoplasms PRIMARY OUTCOME: Postoperative sore throat SECONDARY OUTCOME: Postoperative coughing postoperative hoarseness Postoperative pain INCLUSION CRITERIA: Inclusion Criteria (All Conditions Must Be Met): Female patients aged 19 to 80 years scheduled for endotracheal intubation during breast surgery. Patients classified as Class I‐II under the American Society of Anesthesiologists (ASA) Physical Status Classification System: Class I: Healthy patient with no systemic disease. Class II: Patient with mild to moderate systemic disease due to surgical or comorbid conditions. Class III: Patient with severe systemic disease that limits daily activity. Class IV: Patient with severe systemic disease that is a constant threat to life. Class V: Moribund patient not expected to survive 24 hours, with or without surgery. Class VI: Declared brain‐dead patient undergoing surgery for organ donation purposes. Non‐smokers.