Related Experiment Video
Updated: Aug 19, 2026

A Protocol to Set Up Needle-Free Connector with Positive Displacement on Central Venous Catheter in Intensive Care Unit
Published on: July 13, 2019
New tunneler for inserting long-term central venous catheters
1Department of Surgery, HCA Medical Center Hospital, Houston, Texas.
Abstract:
During insertion of a long-term central venous catheter, creation of the subcutaneous tunnel is a frequent cause of patient discomfort, as well as a potential source of complications. The following technique makes use of a new tunneler that, being only slightly larger than the catheter itself, minimizes discomfort and skin trauma, thus reducing the potential for hematoma formation and infection.
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