Conclusion: Cardiac permanent pacing can improve heart function of patients with chronic arrhythmia, DDD and AAI modes were better than VVI mode.
结论:心脏永久起搏能有效改善缓慢心律失常患者的心功能,DDD及AAI模式优于VVI模式。
To evaluate the hemodynamic effects of different pacing mode, we studied changes of hemodynamics before and after the cardiac pacing.
本文采用超声心动图研究了心脏起搏前、后的血液动力学变化 ,以评价不同起搏方式的血液动力学效应。
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