What Is a Pulse Oximeter? A pulse oximeter, or pulse ox, is an electronic device that can be attached to your forehead, fingers, nose, foot, toes, or ears. A nurse or medical assistant usually clamps ...

Share on Pinterest A pulse oximetry test may clip to a finger to read blood flow. Every system and organ in the body needs oxygen to survive. Without oxygen, cells begin to malfunction and eventually ...

A portable device used to detect blood oxygen levels revolutionized the medical field 50 years ago and is now receiving essential updates Efforts to improve the accuracy of pulse oximetry readings for ...