Endoscopic treatment of malignant bile duct stricture; Comparative study of conventional stent vs inside stent

Endoscopic treatment of malignant bile duct stricture; Comparative study of conventional stent vs inside stent - Comparative study of endoscopic stent placement

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000006345

Enrollment

Registered

2011-09-14

Start date

2004-04-01

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

malignant diliary stricuture (bile duct cancer)

Interventions

conventional tube stent (Amsterdam type or Tannenbaum type) conventional tube stent (Amsterdam type or Tannenbaum type) with nylon thread tied to the stent via the distal hole.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: malignant biliary stricture cases with radical resection after chemoradiotheraphy

Exclusion criteria

Exclusion criteria: malignant biliary stricuture cases with obstructive icterus or cholangitis uncontrolable with endoscopic treatment

Design outcomes

Primary

Measure	Time frame
the period from the stent placement to stent obstruction	—

Countries

Japan

Contacts

Public ContactKobayashi Noritoshi

Yokohama City University Hospital Gastroenterology

norikoba@yokohama-cu.ac.jp045-787-2800

Outcome results

None listed

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