随着可在局部缓慢释放抑制血管平滑肌细胞增殖药物的药物涂层支架(drug eluting stent,DES)的应用, ISR率明显降低,大大延缓了支架术后再次行PCI的时间。
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美敦力公司的药物涂层支架有望在12月底获得批准，华尔街预测Xience有望在明年夏天投放市场。
Medtronic is expected to gain approval for its drug-coated Endeavor stent as early as the end of December, and Wall Street anticipates that Xience could reach the market by the summer.
一些研究表明这两种支架相关的死亡率和心脏病发生率都非常接近，但是美敦力和艾博特公司的更新的药物涂层支架也许会改变这个结果。
Some studies suggest that death and heart attack rates are similar for the two types of stent, but newer drug-coated products from companies like Medtronic and Abbott Laboratories may change that.
从1998年到2005年，诸如心脏除颤器，药物涂层支架这样的设备普及的越来越快。
From 1998 to 2005 the use of equipment such as defibrillators and drug-eluting stents expanded rapidly.
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