Guide to Isolated Heart Perfusion Systems - Harvard Apparatus
Guide to Isolated Heart Perfusion Systems - Harvard Apparatus
Guide to Isolated Heart Perfusion Systems - Harvard Apparatus
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ISOLATED HEART PERFUSION SYSTEMData AcquisitionSystemIsovolumetricLeft VentricularPressure (LVP)<strong>Perfusion</strong>Flow<strong>Perfusion</strong>PressureFlowmeterBridgeAmplifierLangendorff SystemBridgeAmplifierFlowProbePressureTransducerNutrientSolutionPressureTransducerElectrogramLead II (ECG, up<strong>to</strong> 12 Lead)ECGAmplifierECGElectrodesDissolvedOxygen (pO 2 )Dissolved CarbonDioxide (pCO 2 )pO 2AmplifierpCO 2AmplifierMicroElectrodespO 2pCO 2pHpHAmplifierpHMonophasicAction Potential(MAP, up <strong>to</strong> 8)BiopotentialAmplifierMAPElectrodeOnline Calculated Parameters:• dP/dt Max, Min• Sys<strong>to</strong>lic, Dias<strong>to</strong>lic LVP• ECG Analysis• MAP Analysis• <strong>Heart</strong> Rate• Contractility Index, Tau• End Sys<strong>to</strong>lic & Dias<strong>to</strong>lic Flows• Coronary Resistance• Mean, Max & Min Pressures/Flows• Mean pO 2, pH & pCO 24 email physiology@harvardapparatus.com web www.hugo-sachs.de • www.harvardapparatus.com