HEAD – Silicone-covered S type for better palliation and 2mm bigger than the body
BODY – Conformable D type with PTFE membrane to prevent stent-related complications.
BUMPER – Silicone-coated Double ring for anti-migration, 6mm bigger than the body at the peak and the diameter of the hole is 2mm.
Esophageal Stent Esophageal Stents Gastroenterology Interventional Radiology