Retrospective study of biliary drainage for malignant distal biliary obstruction using fully-covered self-expandable metal stent with duckbill shaped anti-reflux valve

Retrospective study of biliary drainage for malignant distal biliary obstruction using fully-covered self-expandable metal stent with duckbill shaped anti-reflux valve - Retrospective study of DMBO drainage using D-ARMS

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000040152

Enrollment

Registered

2020-04-14

Start date

2020-02-28

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients with malignant distal biliary obstruction using laser-cut fully-covered self-expandable metal stent with duckbill shaped anti-reflux valve

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Distal biliary obstruction which was confirmed with imaging studies 2) Pathological confirmation of malignancy 3) Presence of liver dysfuction, jaundice, or cholangitis due to cholestasis

Exclusion criteria

Exclusion criteria: 1) Surgical altered anatomy with Billroth-II or Roux-en-Y reconstruction 2) Failure to approach the papilla of Vater 3) Absence of hilar biliary obstruction 4) Inappropriate patients to this study

Design outcomes

Primary

Measure	Time frame
Technical success	—

Secondary

Measure	Time frame
Procedural time, Functional success, Adverse event rate, Time to recurrent biliary obstruction	—

Countries

Japan

Contacts

Public ContactKin Toshifumi

Teine Keijinkai Hospital Center for Gastroenterology

kin_toshifumi@yahoo.co.jp011-681-8111

Outcome results