心肺复苏CPR-教学课件(英文).ppt

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1、CardiopulmonaryResuscitation(CPR)教学大纲要求掌握心跳骤停的诊断；掌握基础生命支持的内容和方法；掌握进一步生命支持的主要内容和方法；熟悉导致心跳骤停的常见原因；熟悉心脑后期生命支持的治疗原则；VitalOrganFunctionOxygenSupplySufficientOxygenatedBloodSufficientOxygenBloodGoodcirculationInsufficientorceaseofOxygensupplyVitalorganischemiaordeathHypoxiaLow

2、CBVorDesaturationCirculationproblemVentilationAirwayHemorrhageorHbabnormalCardiacPumphemodynamicsmicrocirculationDefinitionofCardiacArrest-ClinicalDeathMedicalemergencywithabsentorinadequatecontractionoftheleftventricleoftheheartthatimmediatelycausesbodywidecirculatoryf

3、ailure.Thesignsandsymptomsincludelossofconsciousness;rapidshallowbreathingprogressingtoapnea(absenceofbreathing);profoundlylowbloodpressure(hypotension)withnopulsesthatcanbefeltovermajorarteries;andnoheartsounds.Cardiacarrestisoneofthegreatestofallmedicalemergencies.With

4、inseveralminutes,thereislackofoxygen(tissuehypoxia),leadingtomultipleorganinjury.Unlesscardiacarrestisquicklycorrected,itisfatal.VentilationAirwayHemorrhageorHbabnormalCardiacPumpHemodynamicsmicrocirculationCardiacArrestTissueHypoxiaBreathingBrainischemiaVentilationAirwa

5、yHemorrhageorHbabnormalHemodynamicsmicrocirculationCardiacArrestHeartMIarrhythmiaHeartfailurereflexSummeryofMechanismsofCAReductionofCoronaryBloodFlowCriticalCardiacArrhythmiaAbsentofinadequateContractionoftheLeftVentricleSevereReductionofCardiacReturnVolumeCardiacArrest

6、BrainischemiaSignsofCardiacArrestUnconsciousDilatedPupilsNopulseBPo/oCyanosisNoBreathingNobleedingNoSPO2无脉性室速PulselessVT室颤VT无脉性电活动PulselessElectricalActivity心室停搏AsystolePulselessVTVFPulselessElectricalActivityAsystoleECGPatternsofCardiacArrestCardio-PulmonaryResusitation

7、Anemergencyprocedureinwhichtheheartandlungsaremadetoworkbymanuallycompressingthechestoverlyingtheheartandforcingairintothelungs.CPRisusedtomaintaincirculationwhentheheartstopspumping,usuallybecauseofdisease,drugs,ortrauma.Anemergencyprocedureconsistingofexternalcardiacma

8、ssageandartificialrespiration;thefirsttreatmentforapersonwhohascollapsedandhasnopulseandhasstoppedbreat