#$%^&*AU2012202436A120121115.pdf#####12 ABSTRACT A sealing device is configured to seal a fenestration within a stent graft. In one example, the sealing device has a biasing member that is used to retain a sealing member adjacent to the fenestration to prevent blood from escaping from the stent graft. The biasing member is configured to pull the sealing member against the fenestration to ensure a proper seal.II0 1. 1 F-. soF