Dressing a Central Line Properly Maimonides Emergency Medicine Residency Answer:B. Maintain strict sterile technique for line access , Discussion:Maintaining sterile technique is crucial to prevent infection when accessing the central line. Ace Nursing Facebook How to Change a Central Line Dressing: Step by Step Guide for Nurses Changing a central line dressing: Standardize your products Central Line Dressing Change Nursing Skills Does anyone know how to do the Central line dressing change using this kit? The dressing is bigger than the piece of skin and the head doesn't fit in this stand.