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支架治疗IVC阻塞,开环与闭环,你选哪个?
目前,市面上主要有开环支架和闭环支架两种类型。开环支架是相对新颖的选择,该支架在应对IVC的生理变化时更具适应性。而闭环支架在纵向顺应性方面表现不佳,无法很好地适应IVC在呼吸中的变化,这直接影响到治疗效果。
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