Conclusion The hypothermia,extracorporeal circulation,clamp of aorta and drugs,etc.can lead to decrease of HRV in cardiac surgery.The resume of autonomic cardioneural system was a slow process.
结论手术、体外循环、低温、主动脉阻断及药物因素可导
率变异性下降,而术后
自主神经系统的
一个缓慢的过程。