C group, function refractoryperiod and effective refractoryperiod not obviously shortened after slow pathway ablation, tachycardia for 5 patients while following up.
组，慢径消融后其快径前传功能不应期和有效不应期缩短不明显，随访期间有5例复发心动过速。
2
CONCLUSION: Ventricular arrhythmia induced by increasing afterload in LV related to increase of temporal dispersion of refractoryperiod.
结论：增加左心室后负荷诱发室性心律失常，与左室空间不应期离散增加有关。
3
It had not effects on the excitability, automaticity and rhythmicity, refractoryperiod.