Efficacy evaluation of a newly-designed partially-covered self-expandable metallic stent for malignant duodenal obstruction

Efficacy evaluation of a newly-designed partially-covered self-expandable metallic stent for malignant duodenal obstruction - A new partially-covered SEMS for duodenal obstruction

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000011335

Enrollment

Registered

2013-07-31

Start date

2013-08-01

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 duodenal obstrucition

Interventions

Stent placement with a newly-designed partially-covered SEMS

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1)Duodenal obstruction near ampulla (2)Etiology: unresectable malignancy (3)Written informed consent (4)20 year or more

Exclusion criteria

Exclusion criteria: (1)Multiple obstruction of distal intestine (2)Gastrointestinal perforation

Design outcomes

Primary

Measure	Time frame
Stent patency	—

Secondary

Measure	Time frame
feasibility; adverse events; possibility of biliary intervention through the stent	—

Countries

Japan

Contacts

Public ContactIruru Maetani

Toho Univerisity Ohashi Medical Center Divison of Gastroenterology and

maetani-gi@umin.ac.jp03-3468-1251

Outcome results

None listed

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