# Sems Placement With and Without Biliary Sphincterectomy in Patients With Malignant Biliary Obstruction

> **NCT04805450** · NA · UNKNOWN · sponsor: **Istituto Clinico Humanitas** · enrollment: 1075 (estimated)

## Conditions studied

- Malignant Bile Duct Obstruction

## Interventions

- **PROCEDURE:** ES before fully covered SEMS placement
- **PROCEDURE:** no ES before fully covered SEMS placement

## Key facts

- **NCT ID:** NCT04805450
- **Lead sponsor:** Istituto Clinico Humanitas
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2015-10-01
- **Primary completion:** 2023-12-31
- **Final completion:** 2023-12-31
- **Target enrollment:** 1075 (ESTIMATED)
- **Last updated:** 2023-03-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04805450

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04805450, "Sems Placement With and Without Biliary Sphincterectomy in Patients With Malignant Biliary Obstruction". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT04805450. Licensed CC0.

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