A pilot study of a novel threaded fully covered self-expandable metallic stent for unresectable malignant extrahepatic biliary obstruction

A pilot study of a novel threaded fully covered self-expandable metallic stent for unresectable malignant extrahepatic biliary obstruction - A pilot study of a novel threaded fully covered self-expandable metallic stent for unresectable malignant extrahepatic biliary obstruction

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000023370

Enrollment

Registered

2016-07-28

Start date

2016-07-28

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

unresectable malignant extrahepatic biliary obstruction

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Patiets with unresectable malignant extrahepatic biliary obstruction 2)Margin of the obstruction at least 10mm below the hilar bifurcation and above the duodenal papilla 3)Written informed consent was obtained

Exclusion criteria

Exclusion criteria: 1)Contraindications of endoscopic procedure 2)Patients with hilar obstruction 3)Patients with periamupullary obstruction 4)Ptients with surgically altered anatomy 5)Patients with severe comorbiditeis in any other organs 6)Patients with performance status 4 7)Pregnant women or those suspected of pregnancy 8)Patients considered ineligible by attending physicians

Design outcomes

Primary

Measure	Time frame
Time to recurrent biliary obstruction	—

Countries

Japan

Contacts

Public ContactTadahisa Inoue

Aichi Medical University School of Medicine Department of Gastroenterology

tinoue-tag@umin.ac.jp0561-62-3311

Outcome results