目的观察不同压力对心率、平均动脉压、血氧饱和度的影响。
Objective To observe the influence of different pressures on heart rate, average arterial pressure and oxygen saturation of blood.
记录肺动脉压力波，计算肺动脉平均压。
The pulmonary artery pressure wave was recorded, average pulmonary artery pressure was calculated.
记录肺动脉压力波，计算肺动脉平均压。
The pulmonary artery pressure wave was recorded, average pulmonary artery pressure was calculated.
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