Dressing Change Kit Central Line, Adult McKesson How to Change a Central Line Dressing: Step by Step Guide for Nurses Clean vs. Sterile Technique Clean Technique Reduces germs but does not eliminate them completely Examples: NG tube insertion Cleaning an ostomy site Administering injections (IM, SUBQ) Sterile Technique Eliminates all Central Line Dressing Change, , Central lines are at a high risk of serious infection. Proper central line care is a key to preventing these central line associated bloodstream infections called Central Line Dressing Change Education