# Overcoming sharp angulation for biliary access with a novel endoscopic retrograde cholangiopancreatography cannula in surgically altered anatomy

**Authors:** Koichi Soga, Mayumi Yamaguchi, Masaru Kuwada, Ryosaku Shirahashi, Ikuhiro Kobori, Masaya Tamano

PMC · DOI: 10.1055/a-2762-8067 · Endoscopy · 2026-01-20

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Source: https://tomesphere.com/paper/PMC12818996