The pulse oximeter.
Sanklecha
M
M
D002648:Child; D002675:Child, Preschool; D006801:Humans; D000860:Hypoxia / Q000097:blood / Q000175:diagnosis; D007223:Infant; D007231:Infant, Newborn; D008991:Monitoring, Physiologic / Q000295:instrumentation*; D010092:Oximetry / Q000295:instrumentation*; D010102:Oxygen Inhalation Therapy; D015300:Ventilator Weaning