Introduction

guide wires are an integral part of most of percutaneous seldinger procedures we do. They don't get a lot of attention, which is too bad, because understanding and mastering your guide wire is one of the most important steps to really mastering these procedures. The j makes the tip a little more atrematic, easier to bank off the wall of a vessel with less risk of perforating it. You should orient that j tip so it's facing upward. And as a matter of fact, if you were to try to remove the wire and then do another procedure on it,  it gets much harder, because it's almost one dimensional. So those plastic spools that