FLAGSTAFF, Ariz.--(BUSINESS WIRE)--W. L. Gore & Associates, Inc. (Gore) today announced it has received approval from Health Canada for the Removable GORE VIABIL Biliary Endoprosthesis. This device is designed for the treatment of benign or malignant biliary strictures followed by optional removal up to 12 months after implantation. The Removable GORE VIABIL Biliary Endoprosthesis is the only fully covered, self expanding biliary stent in the world that offers a strong, durable barrier against tumor ingrowth and tissue attachment with anti-migration fin technology, thereby making it ideal for treating benign and malignant strictures in the biliary tree.