Evaluation of a new anti-reflux stent for pancreatic pseudocysts

Clinical Evaluation of Enteral-extended Anti-reflux Stents for Pancreatic Pseudocyst

Phase 2 Interventional Peking University Third Hospital · NCT05716594

This study is testing a new type of stent for people with pancreatic pseudocysts to see if it can stay clear longer and reduce the need for replacements compared to regular stents.

Quick facts

PhasePhase 2
Study typeInterventional
Enrollment52 (estimated)
Ages12 Years to 90 Years
SexAll
SponsorPeking University Third Hospital Academic / other
Locations1 site (Beijing, Beijing)
Trial IDNCT05716594 on ClinicalTrials.gov

What this trial studies

This clinical evaluation focuses on the use of enteral-extended anti-reflux stents for the treatment of pancreatic pseudocysts. The study aims to address the common issue of stent blockage caused by the reflux of gastrointestinal contents, which often necessitates frequent stent replacements. By comparing the new anti-reflux stents with traditional stents, the research seeks to determine if the new design can prolong stent patency and reduce complications associated with current treatment methods. The study will involve patients with pancreatic pseudocysts that meet specific criteria, and it will be conducted at Peking University Third Hospital.

Who should consider this trial

Good fit: Ideal candidates include patients with pancreatic pseudocysts larger than 6 cm that are causing obstruction symptoms or have failed conservative treatment.

Not a fit: Patients with wall-off necrosis, immature cyst walls, or serious comorbidities may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly reduce the need for stent replacements and improve patient outcomes in managing pancreatic pseudocysts.

How similar studies have performed: While the approach of using anti-reflux stents is innovative, similar studies have not been widely reported, making this a potentially novel intervention.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pancreatic pseudocyst by a variety of causes, including acute pancreatitis, chronic pancreatitis, drug-induced pancreatitis
* Pseudocyst compressed gastrointestinal or bile duct and causes obstruction symptoms or causes other symptoms
* Diameter of pseudocyst \>6 cm with no compression symptoms, but progressively increases and is failed to conservatively treat

Exclusion Criteria:

* Wall-off necrosis with liquidation mimics pseudocyst
* Pseudocyst formation ≤8 weeks, cyst wall is immature
* Cannot puncture by EUS-guided approach for any reason
* Patients with serious cardiovascular or cerebrovascular diseases or other diseases which are not fitted to anaesthetize
* Severe coagulopathy or thrombocytopenia

Where this trial is running

Beijing, Beijing

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Pancreatic Pseudocyst
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.