Chordae TendineaeMitral ValveMitral Valve AnnuloplastyMitral Valve InsufficiencyMitral Valve ProlapsePapillary MusclesTricuspid ValveEchocardiography, Three-DimensionalRheumatic Heart DiseaseHeart Valve Prosthesis ImplantationEchocardiography, TransesophagealPericardiumCardiac Surgical ProceduresSheepTreatment OutcomePamphletsCranial Fossa, PosteriorPosterior Cerebral ArteryPosterior Cruciate LigamentHeart ValvesUveitis, PosteriorAortic ValveHeart Valve ProsthesisMagnetic Resonance ImagingHypothalamus, PosteriorOssification of Posterior Longitudinal LigamentPhosphatidylserinesSpinal FusionLipid BilayersPituitary Gland, PosteriorHeart Valve DiseasesLens Capsule, CrystallineEchocardiographyPosterior Leukoencephalopathy SyndromeSuture TechniquesBioprosthesisFluoroscopyModels, CardiovascularInfratentorial NeoplasmsPosterior Capsule of the LensBody PatterningParietal Lobe4-Chloro-7-nitrobenzofurazanBrain MappingMembrane LipidsBiomechanical PhenomenaCell MembraneInfarction, Posterior Cerebral ArteryAortic Valve InsufficiencyPatient Education as TopicThoracic VertebraeImage Processing, Computer-AssistedEchocardiography, Doppler, ColorStress, MechanicalGene Expression Regulation, DevelopmentalMitral Valve StenosisProsthesis DesignTricuspid Valve InsufficiencyCervical VertebraeCataractFinite Element AnalysisFollow-Up StudiesTime FactorsBone ScrewsTomography, X-Ray ComputedLumbar VertebraeEndocarditisRetrospective StudiesPosterior Tibial Tendon DysfunctionModels, AnatomicPostoperative ComplicationsPhosphatidylcholines