Randomized study of two gastrointestinal metallic stent for malignant duodenal obstruction

Randomized study of two gastrointestinal metallic stent for malignant duodenal obstruction - Randomized study of two gastrointestinal metallic stent for malignant duodenal obstruction

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000009061

Enrollment

Registered

2012-10-09

Start date

2012-11-07

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 pancreatobiliary disease

Interventions

Wallflex stent Niti-s gastroduodenal stent

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Duodenal stenosis in patients with malignant biliary tract cancer or pancreatic cancer 2.Aged 20 or over at the time of obtaining informed consent 3.Patients with agreement of this clinical study.

Exclusion criteria

Exclusion criteria: 1.Patients without informed consent. 2.Patients who are not possible to communicate by mental disorder or disturbance of consciousness. 3.Patients malignant duodenal stenosis caused by malignant tumors other than biliary tract cancer and pancreatic cancer. 4.Patients with gastrointestinal perforation. 5.Patients with distal intestinal obstruction. 6.Postoperative Patients gastrojejunostomy. 7.Patients that can be a aggressive adaptation of gastrojejunostomy. 8.Patients who are judged inappropriate by medical examiner.

Design outcomes

Primary

Measure	Time frame
Rate of change in GOO Scoring System Score	—

Countries

Japan

Contacts

Public ContactKosuke Okuwaki

Kitasato University East Hospital Department of Gstroenterology

kokuwaki@kitasato-u.ac.jp042-748-9111

Outcome results

None listed

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