方法使用心电监护仪观察记录我院112例70岁以上159眼白内障患者术中的心率变化，并与基础心率相比较，以分析眼心反射发生的情况。
Methods 159 cataract surgical procedures were performed in 112 patients older than 70 years, the changes of heart rate during the surgery were recorded and analyzed.
详细记录用药前后患者血压、心率和心电图变化。
And the changes of electrocardiogram and blood pressure were written down.
记录并比较各期患者心率和血压的改变。
They record and compare the chances in HR and in BP at each period.
记录并比较各期患者心率和血压的改变。
They record and compare the chances in HR and in BP at each period.
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