Aortic ValveMitral ValveHeart Valve DiseasesAortic Valve StenosisPulmonary ValveTricuspid ValveAortic Valve InsufficiencyMitral Valve InsufficiencyMitral Valve ProlapseVenous ValvesMitral Valve StenosisBioprosthesisTricuspid Valve InsufficiencyMitral Valve AnnuloplastyCardiac Valve AnnuloplastyPulmonary Valve StenosisEndocarditis, BacterialEndocarditisIon Channel GatingProsthesis DesignCardiac CatheterizationChordae TendineaeEchocardiography, TransesophagealEchocardiographyTransistors, ElectronicCalcinosisComputers, MolecularLogicIleocecal ValveTreatment OutcomeCardiac Surgical ProceduresAortic Valve ProlapseCatheterizationProsthesis FailureEchocardiography, DopplerReoperationEchocardiography, Doppler, ColorTime FactorsEchocardiography, Three-DimensionalHeart Defects, CongenitalShaker Superfamily of Potassium ChannelsPostoperative ComplicationsPhonocardiographyFollow-Up StudiesEquipment DesignSuture TechniquesHemodynamicsModels, MolecularEndocardial CushionsHeart AuscultationBalloon ValvuloplastyAortic AneurysmMembrane PotentialsRetrospective StudiesHeart Septal Defects, VentricularHeart VentriclesSeverity of Illness IndexModels, CardiovascularOocytesProsthesis-Related InfectionsThromboembolismPericardiumXenopus laevisCardiopulmonary BypassHeart NeoplasmsProtein Structure, TertiaryTricuspid Valve ProlapseVentricular Outflow ObstructionProtein ConformationPatch-Clamp TechniquesProspective StudiesHeart AtriaHeart SoundsProlapseEndocardial Cushion DefectsFibromaMyxomaHeart MurmursDilatation, PathologicModels, BiologicalCardiovascular Surgical ProceduresPotassium ChannelsElectronicsIon ChannelsDevice RemovalHeart Septal DefectsGlaucoma Drainage ImplantsHeart Valve ProlapseProsthesis FittingEndocardiumFemoral VeinMultidetector Computed TomographyMutationThoracotomyRisk FactorsFeasibility StudiesStroke VolumeVentricular Function, LeftSternumGlutaral