Conclusion:DCG has a long period of time to monitor and more chance to find pacing abnormality,especially DCG with pules mark is better for analysis pacing function.

• 起搏器埋置后，起搏及感知功能异常多为间歇性发生，DCG监测时间较长，发现起搏功能异常的机率较多，特别是带有脉冲标记的对于分析起搏功能异常帮助更大。