The efficacy of endoscopic ultrasonography using lubricating jelly for examining papilla of Vater

The efficacy of endoscopic ultrasonography using lubricating jelly for examining papilla of Vater - The efficacy of endoscopic ultrasonography using lubricating jelly for examining papilla of Vater

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000025704

Enrollment

Registered

2017-01-17

Start date

2017-01-17

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

tumor of the papilla of Vater

Interventions

Conventional method Lubricating jelly using method

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients who are suspected of a tumor of the papilla of Vater and have indication for endosonography and give a written concent for this study. 2. Patients with pancreatobiliary disease who have indication for endosonography and give a written concent for this study.

Exclusion criteria

Exclusion criteria: 1. Patients without consent. 2. Patients who were judged incompatible by attending doctor.

Design outcomes

Primary

Measure	Time frame
Sharpness for layers of the ampulla of Vater: conventional method vs lubricating jelly using method	—

Secondary

Measure	Time frame
1. Sharpness for tumor margin and involvement, common bile duct ,and pancreatic duct 2. Procedure time 3. Administration of spasmolytic drugs 4. Total dose of intravenous anesthetics 5. Total dose of analgesics 6. Complications 7. Comparison between endosonographic imaging and pathological diagnosis	—

Countries

Japan

Contacts

Public ContactNaoki Konno

Fukushima medical unversity, School of Medicine Gastroenterology

naoking@fmu.ac.jp024-547-1202

Outcome results

None listed

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