Mitral Valve InsufficiencyMitral ValveMitral Valve ProlapseAortic Valve InsufficiencyTricuspid Valve InsufficiencyAortic ValveHeart Valve DiseasesChordae TendineaePulmonary Valve InsufficiencyMitral Valve StenosisHeart Valve Prosthesis ImplantationHeart Valve ProsthesisMitral Valve AnnuloplastyVenous ValvesCardiac Surgical ProceduresEchocardiography, Doppler, ColorEchocardiographyEchocardiography, TransesophagealEchocardiography, DopplerTricuspid ValveAortic Valve StenosisTreatment OutcomeBioprosthesisSuture TechniquesPulmonary ValveCardiac Valve AnnuloplastyCardiac CatheterizationRheumatic Heart DiseaseEchocardiography, Three-DimensionalFollow-Up StudiesPhonocardiographyReoperationEndocarditisEndocarditis, BacterialAdrenal InsufficiencyHeart RuptureCatheterizationHeart Defects, CongenitalPostoperative ComplicationsProsthesis Design