# Gel-immersion-assisted laser ablation of a self-expandable metal stent using a novel 3-o’clock-channel cholangioscope

**Authors:** Takeshi Ogura, Kimi Bessho, Junichi Nakamura, Nga Nguyen Trong, Hiroki Nishikawa

PMC · DOI: 10.1055/a-2791-4924 · Endoscopy · 2026-02-24

## Full-text entities

- **Diseases:** cholangiocarcinoma (MESH:D018281), bile duct stones (MESH:D001649), cholangitis (MESH:D002761), tumor (MESH:D009369), stones (MESH:D007669), bile duct obstruction (MESH:D002779)
- **Chemicals:** bilirubin (MESH:D001663)
- **Species:** Homo sapiens (human, species) [taxon 9606]

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## References

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Source: https://tomesphere.com/paper/PMC12932048