So as discussion about how medical devices called pulse oximeters—the plastic hinges that clamp onto your finger to measure ... made in China and available on Amazon, have flooded the market ...

To use a pulse oximeter, you'll clip the device on your toe, finger, or earlobe — here's to use it properly so you can get an accurate reading. Visit Insider's Health Reference library for more ...

CEO John Hastings of Plymouth’s Nonin Medical, which launched the fingertip pulse oximeter in 1995 ... available to consumers on Amazon for $299. Nonin and Medtronic were working on boosting ...