Embryo, MammalianEmbryo Implantation, DelayedEmbryo, NonmammalianChick EmbryoCochlear ImplantationPregnancyLens Implantation, IntraocularEmbryonic DevelopmentEmbryo ImplantationUterusFertilization in VitroPacemaker, ArtificialTreatment OutcomeEndometriumStentsProsthesis DesignTime FactorsEmbryo LossBlastocystEmbryonic and Fetal DevelopmentEmbryo TransferProstheses and ImplantsPost and Core TechniqueCleavage Stage, OvumAortic Valve StenosisGene Expression Regulation, DevelopmentalPregnancy RateDrug-Eluting StentsDeciduaDefibrillators, ImplantableLenses, IntraocularFollow-Up StudiesCardiac CatheterizationBlastomeresElectrodes, ImplantedTrophoblastsBioprosthesisPenile ImplantationCoronary RestenosisHeart-Assist DevicesCryopreservationDrug ImplantsAortic ValveRetrospective StudiesSirolimusBlood Vessel Prosthesis ImplantationSperm Injections, IntracytoplasmicProspective StudiesPregnancy, AnimalEquipment FailureIn Situ HybridizationMorulaZygoteProsthesis FailureImplants, ExperimentalAngioplasty, Balloon, CoronaryCoronary AngiographyPseudopregnancyCardiac Pacing, ArtificialSingle Embryo TransferEquipment DesignCochlear ImplantsOocytesProgesteroneCataract ExtractionPostoperative ComplicationsAbsorbable ImplantsUltrasonography, InterventionalPlacentationAtrioventricular BlockPregnancy OutcomeDevice RemovalCulture TechniquesImmunohistochemistryEmbryo DispositionRNA, MessengerGlaucoma Drainage ImplantsPhacoemulsificationEctogenesisCoated Materials, BiocompatibleZebrafishFeasibility StudiesBiocompatible MaterialsGastrulaSick Sinus SyndromeCatheterizationCardiac Resynchronization Therapy DevicesForeign-Body ReactionBody PatterningReoperationAlloysDeafnessMolecular Sequence DataOvulation InductionFetal ViabilityEctodermMorphogenesisCoronary ThrombosisFertilizationCardiac Resynchronization Therapy