Table 3.
Main characteristics of last-generation endografts capable of dealing with hostile aortic necks (16, 20, 21, 27, 29, 33, 37).
| Device | Graft Material | Stent Material | Stent Shape | Radiopaque Markers | Sutures Material | Design | Proximal Fixation | Fixation Mechanism |
|---|---|---|---|---|---|---|---|---|
| Alto | Polytetrafluoroethylene (PTFE) | Nitinol* | Z-shaped | Nitinol | - | Tri-modular | Suprarenal | Eight integral anchors and PTFE sealing rings |
| Anaconda | Woven polyester | Nitinol | Circular | Tantalum | - | Tri-modular | Infrarenal | Four pairs of nitinol hooks |
| Aorfix | Woven polyester | Nitinol | Spiral | Tantalum | Woven polyester | Bi-modular | Transrenal | Four sets of nitinol hooks (8 coplanar hooks) |
| Conformable | Expanded Polytetrafluoroethylene (ePTFE) and fluorinated ethylene propylene (FEP) |
Nitinol | Z-shaped | Gold | - | Bi-modular | Infrarenal | Nitinol anchors and an ePTFE/FEP sealing cuff |
| Endurant II/IIs | Polyester | Nitinol | M-shaped (main body) Z-shaped (iliac limbs) |
Platinum–iridium alloy w/ platinum “e” marker | Polyester and polyethylene | Bi-modular or tri-modular | Suprarenal | Anchor pins with optional EndoAnchors |
| Ovation | Polytetrafluoroethylene (PTFE) | Nitinol | Z-shaped | Nitinol | - | Tri-modular | Suprarenal | Integral anchors and PTFE sealing rings |
| Treovance | Woven polyester | Nitinol | Serpentine shaped | Platinum (90%) – iridium (10%) | Braided polyester | Tri-modular | Suprarenal and infrarenal | Suprarenal and infrarenal barbs |
*Nickel-Titanium Alloy.