Effect of Ischemic time on perfusion arrhythmia of rat 100 90 80 70 60 incidence rate 50 □RVA 40 ■RVT 30 口RVF 20 00 5min 10min 30min Ischemic time (min)Effect of Ischemic time on perfusion arrhythmia of rat 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 100 发生率（%） 5min 10min 30min 缺血时间（min) RVA RVT RVF Ischemic time incidence rate