Comparison of Lma-Protector With Endotracheal Tube: Evaluation of Respiratory Mechanical Parameters During Controlled Ventilation & Possibility of Pulmonary Aspiration

LMA Protector will be inserted by a researcher after standard anesthesia induction. The view of the larynx will be assessed using fiberoptic grading scale.Mini bronchoalveolar lavage will be collected before the end of the procedure

tracheal intubation will be perform after standard anaesthetic induction. Cormack Lehane will be recorded. Mini bronchoalveolar lavage will be collected before the end of the procedure