Heart-Assist DevicesAssisted CirculationShock, CardiogenicExtracorporeal Membrane OxygenationIntra-Aortic Balloon PumpingHeart TransplantationHeart FailureTreatment OutcomeStress, MechanicalTime FactorsMechanical ProcessesBiomechanical PhenomenaMechanical PhenomenaRespiration, ArtificialMechanotransduction, CellularElasticityPhysical StimulationTensile StrengthElastic ModulusVentilators, MechanicalCompressive StrengthHyperalgesiaMechanicsMaterials TestingWeight-BearingVentilator WeaningMicroscopy, Atomic ForcePressureMechanoreceptorsModels, BiologicalPain ThresholdHardnessViscosityMuscle ContractionNociceptorsFinite Element AnalysisPliability