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 ...
As one of the most popular examination instruments in hospitals, the ECG machine is also the medical instrument that front-line medical staff have the most chance to touch. The the main contents of...
1. Use 75% alcohol to clean the surface of the measurement site to remove the cuticle and sweat stains on human skin and prevent the electrode from bad contact.
2. Be sure to connect the ground wir...
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...
