Colorectal endoscopic submucosal dissection with use of a bipolar and insulated tip knife.

Abstract

To ensure safe and successful ESD, the essential preparation for colorectal ESD includes CO2 insufflation, therapeutic colonoscope with water-jet function, hyaluronic acid solution, and short-type ST hood. When both a Jet B-knife and an IT knife nano are used, en-bloc resection can be achieved and favorable long-term outcome for early colorectal neoplasias obtained19 (Video 1, available online at www.VideoGIE.org).