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Double-armed Bar Suturing System (DBSS). (A) The DBSS can be attached in a single operation by attaching the hood part to the tip of a multipurpose endoscope with one channel. (B, C) Various types of the DBSS, such as the Mini-DBSS, the Middle-DBSS, and the Normal-DBSS, can be selected according to the size of the perforation opening.
