Fig. 3. Electrosurgical knives utilized for Zenker’s diverticulotomy. (A) Needle knife Endo-Flex (Voerde, Germany). (B) Stag Beetle knife (Sumitomo Bakelite Co., Tokyo, Japan). (C) Hook knife (used with permission, courtesy of Olympus, Tokyo, Japan). (D) Clutch Cutter knife (Fujifilm Co., Tokyo, Japan). (E) Triangular tip knife (Olympus, Tokyo, Japan).

Int J Gastrointest Interv 2020;9:78~85 https://doi.org/10.18528/ijgii200004

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