2023
Right ventricular outflow tract obstruction associated with neointimal tissue accumulation and distortion of the Harmony TPV25 stent frame: Potential mechanisms and treatment
Steinberg Z, Cabalka A, Balzer D, Asnes J, Morray B, Gillespie M, McElhinney D. Right ventricular outflow tract obstruction associated with neointimal tissue accumulation and distortion of the Harmony TPV25 stent frame: Potential mechanisms and treatment. Catheterization And Cardiovascular Interventions 2023, 102: 1078-1087. PMID: 37925624, DOI: 10.1002/ccd.30901.Peer-Reviewed Original ResearchTissue accumulationStent frameRight ventricular outflow tract repairRight ventricular outflow tract obstructionVentricular outflow tract obstructionBalloon-expandable transcatheter valveOutflow tract obstructionTranscatheter pulmonary valveCircumferential narrowingTract obstructionPulmonary regurgitationTranscatheter valveEarly outcomesPulmonary valvePeak gradientValve implantsPericardial valveValve durabilityPatientsDysfunctionMultiple patientsValve framePotential mechanismsRegurgitationPotential causes
2018
Intentional Fracture of Bioprosthetic Valve Frames in Patients Undergoing Valve-in-Valve Transcatheter Pulmonary Valve Replacement
Shahanavaz S, Asnes JD, Grohmann J, Qureshi AM, Rome JJ, Tanase D, Crystal MA, Latson LA, Morray BH, Hellenbrand W, Balzer DT, Gewillig M, Love JC, Berdjis F, Gillespie MJ, McElhinney DB. Intentional Fracture of Bioprosthetic Valve Frames in Patients Undergoing Valve-in-Valve Transcatheter Pulmonary Valve Replacement. Circulation Cardiovascular Interventions 2018, 11: e006453. PMID: 30354783, DOI: 10.1161/circinterventions.118.006453.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedBioprosthesisCardiac CatheterizationChildFeasibility StudiesFemaleHeart Valve ProsthesisHeart Valve Prosthesis ImplantationHemodynamicsHumansMaleMiddle AgedPreliminary DataProsthesis DesignProsthesis FailurePulmonary ValveRecovery of FunctionRetrospective StudiesTime FactorsTreatment OutcomeYoung AdultConceptsTranscatheter pulmonary valve replacementPulmonary valve replacementBioprosthetic valvesValve replacementPercutaneous transcatheter pulmonary valve replacementRight ventricular outflow tract gradientVentricular outflow tract gradientDysfunctional bioprosthetic valvePulmonary valve orificeOutflow tract gradientPatient-prosthesis mismatchIntentional fractureTrue inner diameterMedian 40Tract gradientMelody valveSAPIEN valveAdverse eventsHemodynamic outcomesValve therapyFracture groupPeak gradientControl cohortPulmonary positionBetter hemodynamics