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Retrievable puncture anchor traction method for EUS-guided gallbladder drainage: a porcine study
Kai Zhang1, Siyu Sun1, Jintao Guo1
1Endoscopic Center, Shengjing Hospital of China Medical University, Shenyang, China.
Gastrointestinal Endoscopy
|July 27, 2018
Summary
The novel retrievable puncture anchor traction (RPAT) method significantly improves endoscopic retrograde cholangiopancreatography-guided gallbladder drainage (EUS-GBD) success rates. RPAT effectively prevents gallbladder collapse, enhancing procedural safety.
Area of Science:
- Gastroenterology
- Endoscopic Procedures
- Surgical Innovation
Background:
- Endoscopic retrograde cholangiopancreatography-guided gallbladder drainage (EUS-GBD) is a technically demanding procedure.
- Gallbladder collapse during EUS-GBD poses a significant challenge, often leading to procedure failure.
Purpose of the Study:
- To develop and evaluate a novel retrievable puncture anchor traction (RPAT) method for EUS-GBD.
- To compare the efficacy and safety of EUS-GBD with RPAT versus standard EUS-GBD.
Main Methods:
- A porcine model was used to compare the RPAT method (experimental group, n=8) with standard EUS-GBD (control group, n=8).
- Key outcomes assessed included success rates, operative adverse events, and wound healing.
Main Results:
- The RPAT method achieved a 100% success rate in EUS-GBD procedures.
- In contrast, standard EUS-GBD had a 50% success rate, with failures attributed to gallbladder collapse and stent deployment issues.
Conclusions:
- The RPAT method significantly increases EUS-GBD success rates by mitigating gallbladder collapse.
- RPAT is a promising technique that enhances the safety and feasibility of EUS-GBD for clinical application.
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