UV phototherapy is 311 ~ 313nm ultraviolet light treatment.Also known as narrow spectrum ultraviolet radiation therapy ( NB UVB therapy ).The narrow segment of UVB: the wavelength of 311 ~ 313nm ca...
Fingertip pulse oximeter was invented by Millikan in the 1940s to monitor the concentration of oxygen in arterial blood, an important indicator of the severity of COVID-19. Yonker now explains how ...
The fingertip pulse oximeter is used to monitor the content of percutaneous blood oxygen saturation. Usually, the electrodes of the fingertip pulse oximeter are set on the index fingers of both upp...