Impact of the Balloon Inflation Time and Pattern on the Coronary Stent Expansion

Table 3

Lumen CSA and volume of three stents deployed with two protocols (MTI and OTI), as assessed by microcomputed tomography.

		STENT TYPES
		Alex plus		Biomatrix flex		Integrity
		CSA, mm2	D, mm	CSA, mm2	D, mm	CSA, mm2	D, mm
PROXIMAL	OTI	3.92	2.24	5.63	2.68	8.84	3.35
	MTI	4.38	2.36	5.88	2.74	9.06	3.40
	Diff.%	12%	6%	4%	2%	2%	1%
MID	OTI	3.84	2.21	5.06	2.54	8.39	3.27
	MTI	4.27	2.32	5.35	2.61	8.80	3.35
	Diff.%	11%	5%	6%	3%	5%	2%
DISTAL	OTI	3.93	2.24	5.38	2.62	8.85	3.36
	MTI	4.15	2.30	6.06	2.78	9.06	3.40
	Diff.%	6%	3%	13%	6%	2%	1%
MEAN	OTI	3.90	2.23	5.36	2.61	8.69	3.33
	MTI	4.27	2.33	5.76	2.71	8.97	3.38
	Diff.%	10%	4%	8%	4%	3%	2%

Abbreviations: CSA: cross section area; D: diameter; Diff.: difference; MTI: multitime inflation; OTI: one-time inflation.