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Related Experiment Video

Updated: Jan 27, 2026

Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
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Novel designed balloon specialized for EUS-guided gastroenterostomy: A pilot study.

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  • 1Department of Gastroenterology, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.

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|January 26, 2026
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Summary

A new balloon-assisted device for endoscopic ultrasound-guided gastroenterostomy (EUS-GE) proved safe and effective in a pilot study. This innovative tool offers a convenient option for EUS-GE procedures with a high success rate.

Keywords:
Balloon-assisted deviceEUSGastric cancerGastric outlet obstructionGastroenterostomy

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Area of Science:

  • Gastroenterology
  • Medical Devices
  • Endoscopic Procedures

Background:

  • Endoscopic ultrasound-guided gastroenterostomy (EUS-GE) is a crucial procedure.
  • Existing methods may present challenges in safety and convenience.
  • A novel balloon-assisted device was developed to address these limitations.

Purpose of the Study:

  • To evaluate the safety and feasibility of a newly developed balloon-assisted device for EUS-GE.
  • To assess the performance of the device in a clinical setting.

Main Methods:

  • A retrospective analysis of 20 patients who underwent EUS-GE with the balloon-assisted device.
  • Data collected included procedure time, water injection volume, technical and clinical success rates, and adverse events (AEs).

Main Results:

  • The mean procedure time was 29.3 minutes.
  • Technical success rate was 100%, and clinical success rate was 95%.
  • Only one patient (5%) experienced mild abdominal pain; no other significant AEs were observed.

Conclusions:

  • The balloon-assisted device is a safe and feasible tool for EUS-GE.
  • It offers advantages such as reduced procedure time and water injection, alongside high success rates and a low AE incidence.