Have you ever seen the surface of a fractured metallic stent using a scanning electron microscope?

Highlight Placement of fully covered self-expandable metal stents for benign biliary stricture is common. Kishi and colleagues report a case of stent fracture 6 months after placement. Evaluation of the fractured stent using scanning electron microscopy revealed the cause to be fatigue and ductile fractures. Removal within 3-5 months is...