photo-plethysmograph;digital volume pulse;pacemaker;percussion wave peak;dicrotic notch;dicrotic wave peak;pulse wave velocity;wavelet transformation

• 关键词:光容积变化描记图;数位容积波;起搏点;主波峰顶点;重搏切迹;重搏波顶点;脉波传导速率;小波转换