
Biliary stents are tubular devices placed in the bile duct to relieve blockages and maintain the flow of bile from the liver to the intestines.
Types:
Plastic Stents
Short-term use (weeks to months)
Easy to insert and remove
Lower cost
Metal Stents (Self-Expandable)
Long-term use (especially in malignant cases)
More durable and wider lumen
Available in covered or uncovered designs
Key Features:
Radiopaque markers: Help in accurate placement under imaging
Various lengths and diameters: Tailored for patient anatomy
Flexible materials: Reduce trauma to bile ducts
Compatible with ERCP or PTBD procedures
Uses:
Treat bile duct obstructions (malignant or benign)
Support bile flow in cases of tumors, strictures, or post-surgical narrowing
Used in ERCP, PTBD, or surgery