Continuous Positive Airway PressurePositive-Pressure RespirationSleep Apnea, ObstructivePolysomnographySleep Apnea SyndromesPropofolAnesthetics, IntravenousMasksPharynxAirway ObstructionAirway ResistanceHeart FailureRespiratory Distress Syndrome, NewbornAnesthesia, IntravenousAir PressurePressurePharyngeal MusclesRespiratory MechanicsAnesthesiaNoseVentilator WeaningPatient ComplianceAnesthesia, GeneralSleep Apnea, CentralRespiratory InsufficiencyWork of BreathingPulmonary VentilationSleep StagesHumidityRespiration, ArtificialMandibular AdvancementPalate, SoftTreatment OutcomeOxygen Inhalation TherapyIntubation, IntratrachealLarynxSleepIntermittent Positive-Pressure VentilationCheyne-Stokes RespirationRespirationNasal CavityAnesthesia Recovery PeriodRespiratory SystemBlood PressureEpiglottisAnesthetics, InhalationTongueInfant, PrematureOxygenHypopharynxRespiratory Physiological PhenomenaSnoringInfant, NewbornAirway ExtubationTidal VolumeVentilators, MechanicalNasal ObstructionRespiratory MusclesAerophagyOrthodontic Appliances, RemovableMethyl EthersLung Volume MeasurementsWakefulnessPulmonary EdemaProspective StudiesAnesthetics, CombinedHeliumBlood Gas AnalysisPulmonary Gas ExchangeRespiratory Function TestsMonitoring, IntraoperativeCross-Over StudiesEquipment DesignIntermittent Positive-Pressure BreathingDisorders of Excessive SomnolencePartial PressureBronchopulmonary DysplasiaUvulaCarbon DioxideSeverity of Illness IndexIsofluraneWakefulness-Promoting AgentsHeart RateAnesthesia, InhalationTime FactorsDelivery RoomsLung CompliancePulmonary AtelectasisInhalationHypnotics and SedativesFlail ChestFollow-Up StudiesIntubationElectromyographyAirway RemodelingNose Deformities, AcquiredPulmonary SurfactantsNurseries, HospitalIntensive Care, NeonatalIntensive Care Units, Neonatal