Clinical Feasibility Study of Allium's Biliary Stent

Inclusion Criteria: * Patient is 18 years or older * Patient has malignant obstructive jaundice * Patient is unfit for surgery * Patient is capable of giving informed consent * Patient is willing to comply with study requirements Exclusion Criteria: * Patient has a benign biliary duct obstruction * Patient cannot tolerate any form of antibiotic treatment * Patient is currently receiving anticoagulation therapy * Patient has history of illness, medication, or surgery that may affect the efficacy of the stent (e.g.: a previous surgical change in the anatomy of the common bile duct)