Research Article
Comparison of Two Percutaneous Atrial Septal Defect Occluders for Device Healing and Nickel Release in a Chronic Porcine Model
Table 1
Technical features of the occlusion devices.
| Type of device | Device 1 Hyperion ASDO | Device 2 Amplatzer |
| Metal alloy | Nitinol | Nitinol | Wire thickness | 150 microns | 190 microns | Mesh structure | Polyethylene terephthalate | Polyethylene terephthalate | Nitinol treatment surface coating | Preoxidized nitinol wires | Black oxide nitinol Intaglio coating |
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ASO: Amplatzer septal occluder; ASD: atrial septal defect; NA: not available.
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