# Dental floss traction-assisted precut sphincterotomy for difficult biliary cannulation in elongated papilla

**Authors:** Ping Wang, Wenguang Yang, Yuhong Ren, Bin Yang, Sichao Wen, Haiyong Long, Mingwen Guo

PMC · DOI: 10.1055/a-2615-5848 · Endoscopy · 2025-07-04

## Full-text entities

- **Diseases:** tumors (MESH:D009369), pancreatic duct dilation (MESH:D010195), biliary and pancreatic diseases (MESH:D010182), stone (MESH:D007669)
- **Chemicals:** titanium (MESH:D014025)

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## References

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Source: https://tomesphere.com/paper/PMC12227268