2021
Evaluation of Racial and Ethnic Disparities in Cardiac Transplantation
Chouairi F, Fuery M, Clark KA, Mullan CW, Stewart J, Caraballo C, Clarke J, Sen S, Guha A, Ibrahim NE, Cole RT, Holaday L, Anwer M, Geirsson A, Rogers JG, Velazquez EJ, Desai NR, Ahmad T, Miller PE. Evaluation of Racial and Ethnic Disparities in Cardiac Transplantation. Journal Of The American Heart Association 2021, 10: e021067. PMID: 34431324, PMCID: PMC8649228, DOI: 10.1161/jaha.120.021067.Peer-Reviewed Original ResearchConceptsWhite patientsHispanic patientsBlack patientsCardiac transplantationHeart transplantationHigh riskEthnic disparitiesAdult heart recipientsAllocation system changePost-transplant deathPost-transplant mortalityOrgan Sharing databasePost-transplantation deathNew allocation systemHeart recipientsDiabetes mellitusRenal diseaseSharing databaseTransplantation ratesUnited NetworkContemporary outcomesPatientsTransplantationDonor characteristicsStudy periodElectrical storm in patients with left ventricular assist devices: Risk factors, incidence, and impact on survival
Rehorn MR, Black-Maier E, Loungani R, Sen S, Sun AY, Friedman DJ, Koontz JI, Schroder JN, Milano CA, Khouri MG, Katz JN, Patel CB, Pokorney SD, Daubert JP, Piccini JP. Electrical storm in patients with left ventricular assist devices: Risk factors, incidence, and impact on survival. Heart Rhythm 2021, 18: 1263-1271. PMID: 33839327, DOI: 10.1016/j.hrthm.2021.03.047.Peer-Reviewed Original ResearchConceptsHistory of VAsPerioperative mechanical circulatory supportAntiarrhythmic drug useMechanical circulatory supportVentricular arrhythmiasElectrical stormRisk factorsLVAD implantationCirculatory supportDrug useVentricular assist device implantationLeft ventricular assist deviceTime of LVADAssist device implantationObservational retrospective studyPopulation of patientsQuaternary care centerVentricular tachycardia ablationCox proportional hazardsDuke University HospitalVentricular assist deviceSympatholytic therapyMedical therapyCatheter ablationDevice implantationImpact of the new heart allocation policy on patients with restrictive, hypertrophic, or congenital cardiomyopathies
Chouairi F, Mullan CW, Sen S, Mori M, Fuery M, Elder RW, Lesse J, Norton K, Clark KA, Miller PE, Mulligan D, Formica R, Rogers JG, Jacoby D, Maulion C, Anwer M, Geirsson A, Desai NR, Ahmad T. Impact of the new heart allocation policy on patients with restrictive, hypertrophic, or congenital cardiomyopathies. PLOS ONE 2021, 16: e0247789. PMID: 33651802, PMCID: PMC7924739, DOI: 10.1371/journal.pone.0247789.Peer-Reviewed Original ResearchConceptsCongenital heart diseaseAllocation system changeHeart allocation systemNew heart allocation policyNew heart allocation systemTransplantation of patientsOrgan Sharing databasePost-transplantation outcomesPost-transplant survivalTime of transplantationMechanical circulatory supportRate of transplantationNumber of patientsHeart allocation policyNew allocation systemStatus 1ACardiac transplantAdult patientsSharing databaseWaitlist survivalCirculatory supportClinical benefitCongenital cardiomyopathyUnited NetworkCHD patients
2020
Reducing ECG Artifact From Left Ventricular Assist Device Electromagnetic Interference
Loring Z, Sen S, Black-Maier E, Atwater BD, Russell SD, DeVore AD, Piccini JP. Reducing ECG Artifact From Left Ventricular Assist Device Electromagnetic Interference. Journal Of The American Heart Association 2020, 9: e017563. PMID: 32787630, PMCID: PMC7660795, DOI: 10.1161/jaha.120.017563.Peer-Reviewed Original ResearchConceptsHeartMate 3 LVADElectromagnetic interferenceRotational speedBandstop filterLow-pass filterHigh-frequency signal componentsImpeller rotationFrequency peakFast Fourier transformWaveform dataSignal componentsLeft ventricular assist deviceFourier transformFilterECG artifactsSignal peaksNoise artifactsDevicesSpeedVentricular assist devicePotential solutionsAssist deviceAdditional peaksInterferenceFrequency
2011
Human annulus fibrosus material properties from biaxial testing and constitutive modeling are altered with degeneration
O’Connell G, Sen S, Elliott DM. Human annulus fibrosus material properties from biaxial testing and constitutive modeling are altered with degeneration. Biomechanics And Modeling In Mechanobiology 2011, 11: 493-503. PMID: 21748426, PMCID: PMC3500512, DOI: 10.1007/s10237-011-0328-9.Peer-Reviewed Original Research
2008
Comparison of Animal Discs Used in Disc Research to Human Lumbar Disc
Beckstein JC, Sen S, Schaer TP, Vresilovic EJ, Elliott DM. Comparison of Animal Discs Used in Disc Research to Human Lumbar Disc. Spine 2008, 33: e166-e173. PMID: 18344845, DOI: 10.1097/brs.0b013e318166e001.Peer-Reviewed Original Research