Table 3

Technical aspects of flow diverter devices

	p64		Pipeline	Silk	FRED		Surpass
Metallic component	64 Braided wires stent: nitinol		48 Braided wires stent: cobalt–chromium	48 Braided wires stent: nitinol	48 Braided wires stent: nitinol		48-72-96 Braided wires stent: cobalt–chromium
Metal coverage accross the neck	3.50 mm	35.26%*	35%	35%	3 mm	35–36%*	30%
	3.75 mm	37.19%*			3.5 mm	31–32%*
	4.0 mm	39.72%*			4 mm	29–30%*
Retrievability	Total (100%)		Partial 75–80%	Partial 75–90%	Partial 75–80%		Partial 75–80%
Radial force	Excellent		Excellent	Low	Excellent		Good
Radio-opacity	Good		Excellent	Good	Good		Low
Cost (€)	10000–12000		10000–12000	10000–12000	10000–12000		10000–12000

*Data not available in literature. Provided by Phenox and Microvention for different device size.