The Nonin Onyx 9500 Pulse Oximeter is a reliable and durable medical device used for monitoring a patient's oxygen levels. With the trusted brand name of Nonin, this pulse oximeter provides accurate readings and is ideal for use in various healthcare settings such as hospitals, clinics, and dental offices. Its advanced technology ensures that patients receive the necessary care and attention while being closely monitored. Trust the Nonin Onyx 9500 Pulse Oximeter to provide accurate and dependable measurements for those in need of oxygen monitoring.