Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures - Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000053932

Enrollment

Registered

2024-04-15

Start date

2024-04-15

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

Benign biliary stricture

Interventions

polyurethane plastic stent group and polyurethane/PTFE plastic stent group stent deployment during 3 months

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. distal biliary stricture 2. >18yo

Exclusion criteria

Exclusion criteria: 1. Total gastrectomy 2. combined with percutaneous transhepatic biliary drainage 3. Hilar stricture

Design outcomes

Primary

Measure	Time frame
stent patency rate at 3 months	—

Secondary

Measure	Time frame
Reason for stent dysfunction, endoscopic findings of removal stent, technical success rate, adverse event, primary disease, procedure time	—

Countries

Japan

Contacts

Public ContactAtsushi Okuda

Osaka Medical and Pharmaceutical University 2nd Department of Internal Medicine

ubuntu_koromo@yahoo.co.jp072-683-1221

Outcome results

None listed

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