Flail ChestThoracic InjuriesRib FracturesRespiration, ArtificialTracheotomyContusionsMultiple TraumaVentilator WeaningSternumThoracic Surgical ProceduresWounds, NonpenetratingTidal VolumeVentilationVentilators, MechanicalPositive-Pressure RespirationPulmonary VentilationChordae TendineaeChest PainHigh-Frequency VentilationRespiratory InsufficiencyVentilator-Induced Lung InjuryIntensive Care UnitsStress, MechanicalTracheostomyIntubation, IntratrachealRespiratory Distress Syndrome, AdultIntermittent Positive-Pressure VentilationRespiratory MechanicsNoninvasive VentilationIntensive Care