FDA-approved devices for secondary intervention after EVAR.
Device
CT measurement method
Delivery sheath required
Minimum access diameter for main body
Treatable aortic neck diameter
Minimum aortic length to bifurcation
Minimum aortic neck length
Maximum aortic angulation (1)
Suprarenal fixation
Treatable iliac diameter
Minimum iliac seal zone
Cook Renu Converter
Outer diameter
No
22–26 mm graft = 7.1 mm 28–32 mm graft = 7.7 mm 36 mm graft = 8.5 mm
18–32 mm (2)
22–32 mm graft = 82 mm 36 mm graft = 95 mm
15 mm (3)
<60 degrees, <45 degrees (4)
Mandatory
7.5–20 mm
10 mm
Medtronic Talent
Outer diameter
No
22–28 mm graft = 7 mm 30–36 mm graft = 8 mm
18–32 mm
80 mm
10 mm
<60 degrees
Available
8–22 mm
25 mm
(1)Angulation of neck relative to long axis of aorta. (2)New graft must be oversized 2 mm if placed within a preexisting graft. (3)Neck must be ≥10 mm if new graft is placed within a preexisting graft. (4)Angulation of suprarenal stents relative to long axis of aorta.
