老年人的脉博时间及前、后。负荷、心肌收缩功能不同与其他年龄组。已被证实。近年来由于临床资料的累积,对其意义与实用价值有了更进一步认识。本文报告我们所查的结果,并探讨其临床意义。 The pulse of the elderly and before and after. Load, myocardial contractile function differed from other age groups. Has been confirmed. In recent years due to the accumulation of clinical data, its significance and practical value have been further understanding. This article reports the results we examined and explored its clinical implications.