1. Insulated-tip dissecting knife to treat Zenker's diverticulum: Is insulation the key? 
Gabriele Curcio, MD, Antonino Granata, MD 
Gastrointestinal Endoscopy 
Volume 80, Issue 3, Pages (September 2014)
DOI: /j.gie
Copyright © 2014 American Society for Gastrointestinal Endoscopy Terms and Conditions

2. Figure 1
Endoscopic images before (A) and during (B, C, D) progressive Zenker's diverticulum septotomy with diverticuloscope assistance, until no fibers in the midline of the cut are visible (E). F, O-type HybridKnife.
Gastrointestinal Endoscopy  , DOI: ( /j.gie )
Copyright © 2014 American Society for Gastrointestinal Endoscopy Terms and Conditions