两种起搏模式对心功能远期的影响还有待进一步观察研究。
Long term effects of right ventricular apex pacing on cardiac function are still required further clinical observation.
目的探讨不同位点组合同步心室起搏模式对慢性心力衰竭心脏做功效率的影响。
Objective To assess the effect of ventricular synchronous pacing modes with different pacing site combination on cardiac work efficiency (CWE) of chronic heart failure in pigs.
病窦综合征病人，与DDD模式相比，DDDR、VVIR起搏模式时，心血管症状和生活质量显著改善；
Compared to DDD mode, adopting DDDR and VVIR pacing modes, cardiovascular symptoms and quality of life of 51 SSS patients were significantly improved.
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