Laryngeal MasksMasksIntubation, IntratrachealFiber Optic TechnologyAir PressureLaryngoscopyAnesthesia, GeneralDisposable EquipmentPharyngitisCricoid CartilageLaryngismusAnesthesia, InhalationLarynxEquipment DesignEpiglottisRespiration, ArtificialNeuromuscular BlockadeAirway ManagementAnesthesiaManikinsOropharynxAirway ObstructionPositive-Pressure RespirationIntubation, GastrointestinalPropofolCapnographyPneumonia, AspirationAnesthetics, IntravenousGlottisImmobilizationIntubationMethyl EthersFentanylTracheostomyPharynxAnesthesia, IntravenousLaryngeal MucosaPressureExpiratory Reserve VolumeCross-Over StudiesTidal VolumeHypoglossal Nerve InjuriesAmbulatory Surgical ProceduresDysphoniaAnesthesiologyInsufflationAnesthetics, InhalationBronchoscopyRecurrent Laryngeal NerveNeckPolyvinyl ChlorideMonitoring, IntraoperativeEmergency Medical TechniciansEquipment FailureBronchoscopesProspective StudiesNeuromuscular Depolarizing AgentsNitrous OxideAnesthetics, CombinedIntraoperative ComplicationsIntermittent Positive-Pressure VentilationRespiratory Protective DevicesSuccinylcholineNasal Surgical Procedures