TaeWoong Niti-S™ Bumpy™ Biliary Stent Product Information Irregular cell size showing different magnitudes of the segmental radial force depending on the size of cell does not completely compress the side branches preventing stent related pancreatic sepsis or pancreatitis. Related products Add to cart Cook® Dilation Catheters $0.00 Add to cart Cook® Evolution® Biliary Controlled-Release Stent $0.00 Add to cart Cook® Extraction Baskets $0.00 Add to cart Cook® Fusion Extraction Baskets $0.00 Add to cart Cook® Savary-Gilliard® Dilators $0.00