Laryngeal MasksSiliconesMasksSilicone OilsSilicone ElastomersIntubation, IntratrachealFiber Optic TechnologyAir PressureLaryngoscopyAnesthesia, GeneralDisposable EquipmentPharyngitisCricoid CartilageLaryngismusAnesthesia, InhalationEquipment DesignLarynxEpiglottisBreast ImplantsNeuromuscular BlockadeManikinsRespiration, ArtificialAirway ManagementAnesthesiaOropharynxAirway ObstructionIntubationPositive-Pressure RespirationPropofolAnesthetics, IntravenousPneumonia, AspirationCapnographyGlottisImmobilizationIntubation, GastrointestinalMethyl EthersFentanylPharynxPressureAnesthesia, IntravenousTracheostomyLaryngeal MucosaExpiratory Reserve VolumeCross-Over StudiesPolyvinyl ChlorideTidal VolumeHypoglossal Nerve InjuriesAmbulatory Surgical ProceduresDysphoniaAnesthesiologyAnesthetics, InhalationBronchoscopyInsufflationRecurrent Laryngeal NerveRetinal DetachmentEmergency Medical TechniciansNeckEquipment FailureNeuromuscular Depolarizing AgentsMonitoring, IntraoperativeBronchoscopesNitrous OxideProspective StudiesDimethylpolysiloxanesAnesthetics, CombinedIntermittent Positive-Pressure VentilationRespiratory Protective DevicesSuccinylcholineNasal Surgical ProceduresIntraoperative ComplicationsAir