Patent ID: 9539126
Date: 2017-01-10
CPC Classifications: A61B,A61F,A61M

Claim:
1. An implantable medical device for use along the biliary and/or pancreatic tract, the implantable medical device comprising: a tubular member having a first end and a second end opposite the first end; wherein the tubular member has an outer surface and an inner surface, the inner surface defining a lumen extending through the tubular member from the first end to the second end; wherein the tubular member is formed of one or more wire filaments that are woven together; wherein the tubular member includes a longitudinal channel formed in the outer surface by displacing the one or more wire filaments radially inward; wherein the tubular member includes a longitudinal ridge formed in the inner surface by the displacement of the one or more wire filaments radially inward to form the longitudinal channel; wherein the tubular member includes a cylindrical region and a flared region adjacent to the cylindrical region, wherein the cylindrical region extends to the second end of the tubular member and the flared region extends to the first end of the tubular member, wherein the longitudinal channel only extends along the cylindrical region of the tubular member such that the flared region is devoid of the longitudinal channel; and a covering disposed about the tubular member.