Cardiac Valve AnnuloplastyMitral Valve AnnuloplastyMitral ValveMitral Valve InsufficiencyHeart ValvesTricuspid Valve InsufficiencyHeart Valve Prosthesis ImplantationAortic ValveHeart Valve DiseasesHeart Valve ProsthesisTricuspid ValveAortic Valve StenosisCardiac Surgical ProceduresSuture TechniquesAortic Valve InsufficiencyPulmonary ValveBioprosthesisMitral Valve ProlapseProsthesis DesignEndocarditis, BacterialMitral Valve StenosisRheumatic Heart DiseaseEndocardial CushionsEndocarditisEchocardiographyHeart Valve ProlapseMyocytes, CardiacTreatment OutcomeEchocardiography, TransesophagealPostoperative ComplicationsEndocardiumCalcinosisEchocardiography, Three-DimensionalCoronary SinusHeartMyocardial IschemiaTime FactorsCardiac CatheterizationFibromaEchocardiography, Doppler, ColorChordae TendineaePericardiumCardiac OutputPhentermineAortic Valve ProlapseVenous ValvesSuturesProstheses and Implants