Do I need a Pulse Oximeter?
Since you’re here at ClinicalGuard.com, you probably browsing for medical equipment at affordable prices. Our best-selling category of products is Pulse Oximeters (http://www.clinicalguard.com/digit-pulse-oximeters-c-25.html). How does it work? Do you need one? Let’s take a look. The blood consists of many different cells. The one carrying oxygen is the red blood cell. However, it’s not always red. “Red” blood cells turn red when they encounter oxygen. When they do not contain oxygen, they are blue in color. Your arteries are red from carrying blood from your lungs and your veins are blue from carrying blood cells to your lungs. A patient who is not getting enough blood in his or her arteries will appear to have a dark or purplish color. The circulatory system helps facilitate the transportation of oxygen thorough its oxygenation in the lungs its dispersion through the rest of the body. The heart, also oxygenated by the red blood cells, pumps the blood through the bloodstream. Healthy
