In Respiratory school, we had to learn about the magic FI02 box. That was 32 years ago, but the strategy behind the box still works today, when thinking about Nasal cannulas, HFNC, and aerosols . Sure, today we just set a number on a machine and we’re done. Or are we? Before you can […]
Are Pulse Oximeters accurate?
Often times my patients will bring in their ‘home’ Pulse oximeters to compare with the hospital grade oximeters. There are a number of things to understand about how a pulse ox works, in order to understand the numbers. When you place the finger probe on your finger, the light needs to go through the nailbed. […]
I’m Short of Breath All The Time. Don’t I Need Oxygen?
In my last post, I talked about oxygen safety. One of the things I do as a Pulmonary Rehab therapist is optimize patients’ medication regimes and oxygen usage. Some people need oxygen only at night, while others need it only during the day when they are active. I get asked all the time, “If I […]