A Prospective Study of Uncovered Metallic Stent for unresectable malignant intrahepatic, hilar and upper biliary stricture

A Prospective Study of Uncovered Metallic Stent for unresectable malignant intrahepatic, hilar and upper biliary stricture - A Prospective Study of Metallic Stent for unresectable malignant intrahepatic, hilar and upper biliary stricture

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000004758

Enrollment

Registered

2011-06-11

Start date

2010-12-01

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 intrahepatic, hilar and upper biliary stricture

Interventions

BILE RUSH Uncocered Metallic Stent FLEXXUS Uncocered Metallic Stent etc.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: :Unresectable intrahepatic, hilar and upper malignant biliary obstruction :Not limited by primary disease, age, and sex :Patients with written informed consent

Exclusion criteria

Exclusion criteria: :Patients for whom endoscopic biliary drainage is difficult. :Tendency of bleeding :Patients with severely impaired organ function :Patients without written informed consent :Patients considered ineligible for this study.

Design outcomes

Primary

Measure	Time frame
Stent patency period Successful rate	—

Secondary

Measure	Time frame
Stent occlusion rate, Stent-related complication rate, Event free survival, overall survival	—

Countries

Japan

Contacts

Public ContactYuji SAKAI

Chiba University Hospital Department of Gastroenterology

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026