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Description
A pulse oximeter is a medical device used to measure the oxygen saturation level (SpO2) in the blood and pulse rate. It is non-invasive and provides quick measurements.
Primary Medical Uses:
– Monitoring oxygen levels in patients with respiratory or cardiovascular conditions
– Assessing oxygenation during surgery or anesthesia
– Evaluating oxygen levels in people with chronic lung diseases, COVID-19, or other conditions affecting oxygenation
Device Type:
– Non-invasive diagnostic tool
General Mechanism of Action:
– The device uses light-emitting diodes (LEDs) that pass light through a part of the body, usually a fingertip or earlobe
– Sensors detect changes in light absorption as oxygenated and deoxygenated hemoglobin absorb light differently
– The device processes these signals to calculate oxygen saturation and pulse rate
Common Forms:
– Small, portable clip-like device placed on a fingertip or earlobe for spot checks or continuous monitoring
Usage Instructions:
– Place the device on a clean fingertip or earlobe
– Keep still while the device reads oxygen saturation and pulse rate
– Follow manufacturer instructions for optimal use and maintenance
Side Effects, Contraindications, or Interactions:
– Generally safe and painless with no significant side effects
– Accuracy can be affected by poor circulation, movement, nail polish, or ambient light
– Not a replacement for comprehensive medical evaluation
Use as a monitoring tool to track blood oxygen levels and pulse rate, aiding in health assessments.
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