Table 2 Comparison of common PFO closure devices [3, 4, 32]
From: Patent foramen ovale closure review: decades of research and the evolution of the evidence
Features | Amplatzer | CardioSEAL STARflex | Gore devices |
|---|---|---|---|
Country/region of use | Most used worldwide | USA | USA, UK, Canada, Finland, Norway and Sweden |
Hybrid function | No | No | Yes |
Device material | Double disc with nitinol mesh. Has polyester fabric inside the discs. | Two nitinol cross bars fixed to square Ivalon patches | Polytetrafluoroethylene patch material with hydrophilic coat Protection offered by a nitinol elastic wire frame on a double disc |
Self-centering | Yes | No | No |
PFO closure success | 98.6% | 96.8% | 91.8% |
Thrombosis risk | ↓ | ↑ | ↓ |
Atrial fibrillation risk | ↓ | ↑ | ↓ |
Recurrent neurological events post closure | ↓ | ↑ | ↓ |
Suitability for long tunnel-shape PFOs | Yes | No | Yes |