According to the spectroscopic characteristics of haemoglobin and oxyhaemoglobin, this paper present a new system for monitoring the arterial oxygen saturation.
根据血红蛋白和含氧血红蛋白的光谱特性，提出了一种监测动脉血氧饱和度的新系统。
Objective To observe the influence of different pressures on heart rate, average arterial pressure and oxygen saturation of blood.
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 evaluate the clinical significance of monitoring of blood pressure, heart rate and arterial oxygen saturation during tooth extraction for elderly patients with cardiovascular disease.
目的：评价老年心血管病患者在拔牙中监测血压、心率、血氧饱和度临床意义。
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