Intubation, IntratrachealIntubationLaryngoscopyAnesthesia, GeneralIntraoperative CareAnesthesiaIntraoperative PeriodMonitoring, IntraoperativeLaryngoscopesLaryngeal MasksRespiratory InsufficiencyAirway ManagementRespiration, ArtificialTracheal DiseasesAnesthesia, InhalationAnesthesia, LocalTracheal StenosisIntraoperative ComplicationsSuccinylcholineAnesthetics, IntravenousAirway ObstructionAnesthesia, EpiduralAnesthesiologyLarynxAnesthesia, SpinalAnesthesia, IntravenousTracheostomyTracheotomyThiopentalTracheaDelivery RoomsDisposable EquipmentPositive-Pressure RespirationAnesthesia, ConductionFentanylPropofolGlottisEmergency Medical TechniciansEmergency Medical ServicesCricoid CartilageIntubation, GastrointestinalLaryngeal DiseasesMasksAnesthesia, ObstetricalCardiovascular Surgical ProceduresDexmedetomidineProspective StudiesBronchoscopyAnesthesia Recovery PeriodEquipment DesignEmergency MedicineHypnotics and SedativesEtomidateNoninvasive VentilationSuctionAnesthesia, DentalFiber Optic TechnologyArytenoid CartilageAnesthetics, InhalationAnesthesia, IntratrachealLacerationsTreatment OutcomeMethyl EthersPremedicationVisible Human ProjectsAir AmbulancesIntermittent Positive-Pressure VentilationAnesthetics, CombinedLaryngostenosisAdjuvants, AnesthesiaPulmonary AtelectasisIntermittent Positive-Pressure BreathingMediastinal EmphysemaRetrospective StudiesTime FactorsIntensive Care UnitsNitrous OxideAdvanced Cardiac Life SupportResuscitationAnesthetics, LocalIsofluraneRespiratory RatePreanesthetic MedicationVentilators, Negative-PressureInfant, NewbornVentilator WeaningManikinsIatrogenic DiseaseLidocaineMidazolamClinical CompetenceAndrostanolsCarbon DioxideOxygen Inhalation TherapyPostoperative ComplicationsBlood Gas AnalysisPulmonary EdemaNeuromuscular Nondepolarizing AgentsHemodynamicsAcute Disease