Transcription of Using Pulse Oximeters - WHO
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Using Pulse Oximeters - WHO
WHO, 2011. Tutorial 1 the basicsUsing Pulse Oximeters1 World Health Organization, 2011. All rights reserved. WHO, 2011. The Pulse Oximeter In this tutorial you will learn about: The function of a Pulse oximeter How oxygen is transported to the tissues How a Pulse oximeter can help you in anaesthesia2 WHO, 2011. This is a diagram of a Pulse oximeter examine it carefully:3 WHO, 2011. What do the two numbers indicate? The answer is on the next slide 4 WHO, 2011. The Pulse rate is 72 beats per minuteThe oxygen saturation is 98%5 WHO, 2011. Red blood cells contain haemoglobinwhich carries oxygen. When haemoglobinis carrying oxygen it is described as saturated with oxygen Red blood cells6 What is oxygen saturation? WHO, 2011. Arterial and venous blood contain different amounts of oxygen can you describe why?
an early warning whenever the patient starts to desaturate. Most oximeters have an audible tone which gets lower in pitch as the SpO 2 falls. This audible note allows the anaesthetist to concentrate on looking after the patient but still hear the pulse rate and SpO 2. Pulse oximeters have made anaesthesia much safer since their introduction.
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