Gastroenterological medical product, in particular stent for the bile duct or pancreatic duct

摘要

The gastroenterological medical product, particularly stent has self-stable carrier (1) that is tubular. A spacer bearing is bound at the carrier surface (2,3), and a bearing bounding at the spacer bearing is made from an electronegative glycosaminoglycan. The carriers consist of a polymer, particularly silicone, polyurethane, a polyethylene, a polyvinyl chloride. The product has a 9-fluorenylmethyl chloroformate para-benzyl phenol solution in N,N'-dimethylformamide as photoactive benzophenone connection. The glycosaminoglycan layer is formed from a heparin layer.