☝️❤️🩸%

#pulse oximeter #finger sensor #etar traeh #blood oxygen #SpO2

👆📎%

#finger clip #oxygen saturation #SpO2 #medical device #pulse oximeter

❤️🌡️🫁O₂

#oxygen saturation #SpO2 #fifth vital sign #breathing #health stats

☝️🩸💯

#oximeter #pulse oximeter #SpO2 #blood oxygen #finger sensor