Aortic ValveDilatation, PathologicHeart Valve DiseasesMitral ValveAortic Valve StenosisPulmonary ValveTricuspid ValveAortic Valve InsufficiencyMitral Valve InsufficiencyMitral Valve ProlapseVenous ValvesMitral Valve StenosisBioprosthesisTricuspid Valve InsufficiencyMitral Valve AnnuloplastyCardiac Valve AnnuloplastyPulmonary Valve StenosisEndocarditis, BacterialEndocarditisProsthesis DesignCardiac CatheterizationChordae TendineaeEchocardiography, TransesophagealEchocardiographyCalcinosisIleocecal ValveTreatment OutcomeCardiac Surgical ProceduresAortic Valve ProlapseCatheterizationProsthesis FailureEchocardiography, DopplerReoperationEchocardiography, Doppler, ColorEchocardiography, Three-DimensionalHeart Defects, CongenitalPostoperative ComplicationsPhonocardiographyFollow-Up StudiesTime FactorsSuture TechniquesHemodynamicsEndocardial CushionsHeart AuscultationBalloon ValvuloplastyAortic AneurysmRetrospective StudiesHeart Septal Defects, VentricularHeart VentriclesSeverity of Illness IndexModels, CardiovascularProsthesis-Related InfectionsThromboembolismPericardiumCardiopulmonary BypassHeart NeoplasmsTricuspid Valve ProlapseVentricular Outflow ObstructionProspective StudiesEquipment Design