ERCP intestinal stents can be either covered or uncovered, and the choice depends on the underlying condition, especially whether the obstruction is malignant or benign. Uncovered StentsDescription: Made entirely of metal (usually nitinol or stainless steel) without any coating.Use Case:Malignant

ERCP intestinal stents—used to relieve obstructions in the biliary, pancreatic, or duodenal regions—are made from biocompatible materials that ensure safe deployment, durability, and minimal reactivity. Here's a breakdown of the common materials: 1. Plastic StentsMaterials:Polyethylene (PE)Polyure