5-07 ych 1

Diagnosis and Therapy of Cardiovascular Diseases 心 血 管 病 的 诊 断 和 治 疗

Diagnosis Therapy Electro-Therapy 诊 断 治 疗 电 治 疗

心导管 Cardiac PTCA RFCA Catheterization Percutaneous Radio Frequency ECG Transluminal Catheter Ablation Coronary Coronary Angioplasty 射频导管消融 Angiography Cardiac Pacing 冠状动脉血管造影 PCBV Cardiac Pacemaker Cardiac Paremeters Percutaneous Catheter 心脏起搏器 心功能参数检测 Ballon Valvuloplasty Antitachycardio-

therapy (ATP) EP (Cardiac Electro- AICD/ICD physiologic Study) Automatic Implanted 心脏电生理检测 Artificial Heart 人工心脏 Cardioverter Endomyocardial Artificial valves 人工瓣 Defibrillator Biopsy 心肌活检 Intracoronary Stenting 除颤器• 主动脉内支架

Electrotherapy of the Heart 心脏的电治疗

Cardiac Pacemakers 心脏起搏器 - 1958

Defibrillators Implantable Cardioverter Defibrillators 植入式心脏复转除颤器 - 1980

RF Ablation 射频消融 – 1991 Ablation Therapy of Cardiac Arrhythmias

5-07 ych 4

CirculationLungCirculation 肺 循 环

peripheralCirculation外 周 循 环

LungPeripheral

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Electrophysiologic Basics

Hemodynamics 血 液 动 力 学

21 3 4 5 6 1

End-diastolic volume

End-systolic volume

EDV

ESV

120 ml

50 ml

0

Systole 收 缩 Diastole 舒 张

1. Isovolumetric contraction2. Auxotonic ejection3. Isovolumetric relaxation4. Fast filling5. Slow filling6. Filling by atrial contraction

射 分 比 Ejection Fraction = EF= x 100EDV – ESVEDV

5-07 ych 6

Electrophysiologic Basics

Tachycardia 心动过速时的血液动力学

EDV

ESV

120 ml

50 ml

0

Systole Diastole

200 ml

160 ml

Systole Diastole

EF = x 100EDV - ESVEDV

EF= x 100 = 60 %70120

EF= x 100 = 20 %40200

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Normal Sinus Rhythm

Click heart to view

animation

*Animation

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Impulse Formation In SA Node

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Atrial Depolarization

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Delay At AV Node

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Conduction Through Bundle Branches

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Conduction Through Purkinje Fibers

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Ventricular Depolarization

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Plateau Phase of Repolarization

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Final Rapid (Phase 3) Repolarization

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Normal EKG Activation