A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...
Dr. Takuo Aoyagi, a Japanese bioengineer, was the first to invent pulse oximetry in 1974. 2 The pulse oximeter is based on the light absorption characteristics of hemoglobin at different wavelengths.
As a triple threat of respiratory illnesses – flu, Covid-19 and respiratory syncytial virus, known as RSV – sweeps the United States, emergency departments are using one small tool more than usual to ...
SAN FRANCISCO — The discovery that fingertip oxygen-measuring devices might contribute to health disparities because they appear to work less well on patients with darker skin has roiled the world of ...