Evaluation of efficacy and safety of nonflared fully covered metal stent placement in patients with recurrent benign stricture of choledochojejunal anastomosis: an exploratory study

Evaluation of efficacy and safety of nonflared fully covered metal stent placement in patients with recurrent benign stricture of choledochojejunal anastomosis: an exploratory study - Evaluation of efficacy and safety of nonflared fully covered metal stent placement in patients with recurrent benign stricture of choledochojejunal anastomosis: an exploratory study

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024939

Enrollment

Registered

2016-11-28

Start date

2016-11-28

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

recurrent benign stricture of choledochojejunal anastomosis

Interventions

period of stent placement: 6 months observation period: more than 1 years after stent removal

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) over 20 years old 2) recurrence case after treatment (endoscopic or percutaneous or surgical treatment) 3) patients who need treatment for obstructive jaundice, cholangitis, bile duct stones

Exclusion criteria

Exclusion criteria: 1) Performance status 4 2) previous metal stent placement 3) malignant stricture 4) metal allergy 5) recurrence case of malignant tumor after surgery and life expectancy within 2 years

Design outcomes

Primary

Measure	Time frame
recurrence rate of stricture after the treatment	—

Countries

Japan

Contacts

Public ContactHiroshi Yamauchi

Kitasato University School of Medicine Department of Gastroenterology

yhiroshi@kitasato-u.ac.jp042-778-8111

Outcome results

None listed

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