Xana u nga yi tirhisa njhani Pulse Oximeter? Pulse oximeter i xitirhisiwa lexitsongo xa vutshunguri lexi tirhisiwaka ku pima mpimo wa oxygen saturation engatini ya munhu. Yi tirha hi ku humesa timhandzi timbirhi ta ku vonakala (yin’we yo tshwuka na yin’we ya infrared) hi ku tirhisa PE...