目的探讨应用三维彩色室壁运动(CK)技术测量梗死区和非梗死区心搏量和射血分数的方法。
Objective To develop a new method for measuring stroke volume and ejection fraction in the infarct and non infarct area with three dimensional color kinesis (CK) technique.
目的验证重建心阻抗图测量左室射血分数（LEF）的可靠性。
Objective To Validte the Yeliabil of left ventricle ejection fraction(LEF) measured by reconstructed impedance cardiography(RICG).
结果表明，用线性回归模型计算的左室射血分数、每搏量、心输出量在较低心率时模拟数值较为可信，在较高心率时每搏量模拟数值不可靠。
It showed that the simulation results of LVEF, SV and CO were reliable at a low heart rate with linear regression model, but unreliable at a high heart rate.
分别对3组患者术前、术后4周、8周心脏射血分数（EF）及心输出量（CO）进行观察。
Ejection fraction(EF) and cardiac output(CO) of patients in the 3 groups were evaluated before, 4 and 8 weeks after operation respectively.
大量研究已经证实血浆脑钠肽浓度和左室舒张末压、左室射血分数以及纽约心功分级密切相关。
A lot of researches have showed that tightly relationships were between BNP level and LVEDP, LVEF and NYHA.
大量研究已经证实血浆脑钠肽浓度和左室舒张末压、左室射血分数以及纽约心功分级密切相关。
A lot of researches have showed that tightly relationships were between BNP level and LVEDP, LVEF and NYHA.
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