Compare Combined Sphincterotomy and Balloon Dilation (ESBD) Versus Standard Sphincterotomy (ES) in Removing Biliary Stones

NCT00164853 · clinicaltrials.gov ↗

PHASE3

Phase

COMPLETED

Status

180

Enrollment

OTHER

Sponsor class

Conditions

Common Bile Duct Stone

Interventions

PROCEDURE: endoscopic balloon dilatation
PROCEDURE: Standard sphincterotomy

Sponsor

Chinese University of Hong Kong