2017
Agreement of Bioreactance Cardiac Output Monitoring With Thermodilution During Hemorrhagic Shock and Resuscitation in Adult Swine
Berlin DA, Peprah-Mensah H, Manoach S, Heerdt PM. Agreement of Bioreactance Cardiac Output Monitoring With Thermodilution During Hemorrhagic Shock and Resuscitation in Adult Swine. Critical Care Medicine 2017, 45: e195-e201. PMID: 27749345, DOI: 10.1097/ccm.0000000000002071.Peer-Reviewed Original ResearchConceptsNoninvasive cardiac output monitoringCardiac output monitoringThermodilution cardiac outputCardiac outputOutput monitoringArtery catheterHemorrhagic shockBolus thermodilutionIntermittent bolus thermodilutionFemoral artery catheterPulmonary artery catheterAdult porcine modelBlood pressure measurementsLaboratory animal investigationFour-quadrant plotLimits of agreementShed bloodBland-Altman analysisAnimal investigationsPlasma lactateThermodilution measurementsResuscitationYorkshire swineAdult swinePorcine model
2015
Non-invasive cardiac output monitoring for cesarean delivery under epidural anesthesia in a patient with Marfan syndrome and cardiomyopathy
Beaudry S, Pick J, Heerdt P. Non-invasive cardiac output monitoring for cesarean delivery under epidural anesthesia in a patient with Marfan syndrome and cardiomyopathy. International Journal Of Obstetric Anesthesia 2015, 25: 82-85. PMID: 26718697, DOI: 10.1016/j.ijoa.2015.11.003.Peer-Reviewed Original ResearchConceptsNon-invasive cardiac output monitoringCardiac outputCardiac output monitoringCesarean deliveryStroke volumeEpidural anesthesiaBaseline valuesMarfan syndromeLeft ventricular ejection fractionOutput monitoringUse of phenylephrineEnd of surgeryIntravascular volume depletionMaternal cardiac outputMitral valve replacementSystemic blood pressureAdequate surgical anesthesiaClose hemodynamic monitoringVentricular ejection fractionAcute blood lossAcute volume overloadStroke volume increaseValve replacementBlood lossBlood pressure
2011
Noninvasive cardiac output monitoring with bioreactance as an alternative to invasive instrumentation for preclinical drug evaluation in beagles
Heerdt PM, Wagner CL, DeMais M, Savarese JJ. Noninvasive cardiac output monitoring with bioreactance as an alternative to invasive instrumentation for preclinical drug evaluation in beagles. Journal Of Pharmacological And Toxicological Methods 2011, 64: 111-118. PMID: 21440649, DOI: 10.1016/j.vascn.2011.03.006.Peer-Reviewed Original ResearchConceptsCardiac outputAortic blood flowDrug-induced changesBlood flowAcute drug-induced changesNoninvasive cardiac output monitoringNon-invasive measurementOpen-chest beaglesNeuromuscular blocking drugsPreclinical drug evaluationCardiac output monitoringDrug evaluation studiesML/minSimultaneous CO measurementsBlocking drugsAcute alterationsAortic rootPreclinical screeningChest instrumentationNICOMCO measurementsOutput monitoringDrug evaluationInvasive measurementsInvasive instrumentation