10
as a consequence, such as vertigo, impotence, vomit etc.
Serious symptoms might bring danger to human’s life .
therefore, prompt information of patients SpO2 is of greats
help for the doctor to discover the potential danger, and is of
great importance in the clinical of medical field.
2.1
Principle
Principle of the oximeter is as follows: An experience formula
of data process is established taking use of Lambert Beer Law