Triple-branched stent-in-stent placement for inoperable high-grade malignant hilar biliary strictures for which bilateral metal stenting has failed

Triple-branched stent-in-stent placement for inoperable high-grade malignant hilar biliary strictures for which bilateral metal stenting has failed - Triple metallic stent-in-stenting for malignant hilar strictures

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021428

Enrollment

Registered

2016-03-10

Start date

2011-01-01

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

high-grade malignant hilar biliary strictures

Interventions

Endoscopic biliary metal stenting

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Histologically proven inoperable malignant hilar biliary strictures 2. Disease of Bismuth class type III or IV 3. Unresolved or recurrent cholangitis after bilateral metallic stenting 4. Karnofsky index more than 30% 5. No serious or uncontrolled medical illness.

Exclusion criteria

Exclusion criteria: 1. Malignant hilar biliary strictures caused by metastatic lesions 2. Atrophic liver lobe 3. Uncontrolled coagulopathy 4. Patient's refusal

Design outcomes

Primary

Measure	Time frame
The technical success rate of triple-branched stent-in-stent placement: appropriate placement of third metal stent through prior-placed metal stents in bilaterally stent-in-stent fashion.	—

Countries

Asia(except Japan)

Contacts

Public ContactHyun Jong Choi

SoonChunHyang University School of Medicine Digestive Disease Center and Research Institute, Department of Internal Medicine

joseph@schmc.ac.kr+82-32-621-5211

Outcome results

None listed

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