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. 2022 Aug 4;54(Suppl 2):E995–E996. doi: 10.1055/a-1887-6207

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The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License, which permits unrestricted reproduction and distribution, for non-commercial purposes only; and use and reproduction, but not distribution, of adapted material for non-commercial purposes only, provided the original work is properly cited.

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Fig. 3 — Endoscopy images. a The detachable snare was spread around the perforation and fixed to the muscle layer or mucosa with clips. b By tightening the fixed detachable snare, the purse-string suture method was used to close the perforation. Polyglycolic acid sheets filled the gap, and fibrin glue was sprayed.