Now, seemingly perplexed by the higher reintervention rates, the authors did an exploratory analysis looking at the use of something called post deployment balloon dilatation using a balloon larger than the valve waist.現在,作者們對於較高的再介入率似乎感到困惑,他們進行了一項探索性分析,研究使用一種稱為「置入後氣球擴張」的方法,使用比瓣膜腰部還大的氣球。