The Zenith®Fenestrated AAA Endovascular Graft Clinical Study is a clinical investigation approved by the US FDA to study the safety and effectiveness of the Zenith® Fenestrated AAA Endovascular Graft in the treatment of abdominal aortic and aorto-iliac aneurysms.

Inclusion Criteria:

• Abdominal aortic and aortoiliac aneurysms with diameter greater than or equal to 5 cm

Exclusion Criteria:

• Proximal neck less than 4 mm or greater than or equal to 15 mm in length unless otherwise compromised to preclude seal
• Renal artery stenosis greater than 50 percent