A pulse oximeter is a medical device that measures levels of blood oxygen saturation, monitors pulse rate and calculates heart rate.It utilizes a non-invasive analysis to measure blood oxygen saturation, so no blood samples need to be drawn.ormal blood oxygen saturation readings at or near sea level is between 95 to 100 percent, as measured by the pulse oximeter. Normal arterial blood flow and calculated heart rate depend on the state and age of the patient (such as newborn or unconscious adult).
agitated depression. a severe depressive disorder characterized by severe anxiety accompanied by continuous physical restlessness, and, frequently, somatic symptoms. Psychomotor agitation is prominent. Delusions, as well as depression with psychotic features, may also be present.
But some people develop a more severe form. of uneasiness called agitation. They may pace, wring. their hands, or feel that they canât sit still or focus. Agitation can cause extreme discomfort and distress, interfere with work and social interactions, and, in. some cases, increase the risk that people will hurt. themselves or others. People living with mood disorders may be more. disposed to experiencing agitation. Mood disorders,