Prosthesis having an everting pivoting fenestration

A support frame for an endoluminal device having a pivoting fenestration, comprising

• one or more support units having curved segments;
• and
• a circular reinforcement member disposed on an end of the support frame;
• wherein the curved segments curve radially outward.

A delivery system for an endoluminal device, comprising

• an introducer, the introducer having a distal end intended to remain outside a patient in use and a proximal end,
• an endoluminal prosthesis, comprising
• a graft having a tubular body and a surface comprising a first biocompatible material;
• one or more stents attached about the surface of the graft;
• at least one fenestration disposed through a sidewall of the graft, each fenestration having a diameter;
• a first perimeter having a first diameter and surrounding the fenestration;
• the first perimeter having a band of flexible material attached to and surrounding the perimeter, the band of flexible material having a depth relative to a surface plane of the tubular body;
• and
• the band of flexible material having a second perimeter surrounding the band of flexible material;
• and
• a support frame disposed about the surface of the band of flexible material, the support frame comprising one or more support units having curved segments;
• and
• a retention system comprising at least one trigger wire to engage and retain the first perimeter, the band of flexible material, and the second perimeter in a restrained positioned.