The quenching system includes an ablative device (50) positioned within a chamber (44).

抑制系统包括位 于腔（44）内的烧蚀装置（50）。

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Conclusion: the results indicates that the decrease of HRV was caused by the ablative injury on cardiac autonomous system, and it does not relate to the injury on heart itself.

结论：提示射频导管消融术后心率变异性的降低是由于射频电流损伤心脏迷走神经所致，与手术引起的心脏本身应激性损伤无关。

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Conclusion: the results indicates that the decrease of HRV was caused by the ablative injury on cardiac autonomous system, and it does not relate to the injury on heart itself.

结论：提示射频导管消融术后心率变异性的降低是由于射频电流损伤心脏迷走神经所致，与手术引起的心脏本身应激性损伤无关。

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