消融后通过起搏标测判定峡部已达完全双向阻滞。
The tachycardia was noninducible and the bi-directional block developed after ablation.
通过比较心房扑动（简称房扑）成功消融前后右心房峡部时间间期，分析峡部时间间期的延长程度对峡部完全性双向阻滞的预测价值。
The purpose of this study was to determine whether the extent of prolongation of the transisthmus interval after ablation predicts complete bidirectional block.
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