Patients require biliary tract catheter insertion, with no history of duodenal papilla treatment.
Conditions
Interventions
If the subjects meet the inclusion criteria, they will be registered on web before the entry. Decide the guide wire to use as the first choice (J-shaped tip) prior to the operation. If a deep cathete
Sponsors
Tokyo Medical University Hospital Department of the 4th Internal medicine (Gastroenterology and Hepatology)
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1) Patients require biliary tract catheter insertion, with no history of duodenal papilla treatment. 2) Patients consent to be included in the study based on his/her own free will after sufficient informing and understanding of the study.
Exclusion criteria
Exclusion criteria: 1) Cases having difficulty in endoscopic approach 2) Cases in Perfomance status 4 3) Cases having a history of duodenal papilla treatment (post EST, EPBD) 4) Cases with gastrectomy 5) Cases with sever complication in other organs 6) Cases without informed consent 7) Cases judged by principal investigator to be inadequate as subjects
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Successful insertion rate | — |
Secondary
| Measure | Time frame |
|---|---|
| Kinds and frequency of complications | — |
Countries
Japan
Contacts
Public ContactTakayoshi Tsuchiya
Tokyo Medical University Hospital Department of Gastroenterology and Hepatology
Outcome results
None listed