Intraosseous lines. Have you ever inserted an IO line during a code or in a situation where you couldn’t get a line? Here I’m showing how to insert an IO line. You can use the proximal humerus or the proximal tibia. In cardiac arrest we often use the proximal humerus as drug will get to the ❤️ more quickly.When drilling it’s important not to over or under drill. Often when you get into the osseous space you’ll feel a change in resistance, almost like a pop. If the needle is sitting in the osseou