Fig. 2From: 2006 to 2019 Story; percutaneously implantable aortic valve prototypesSchematics of different patented valve designs. A Prototype US8454685B2—Courtesy of Edwards Lifesciences LLC, Irvine, CA. [36]. B Prototype US20140135911A1—Courtesy of Edwards Lifesciences LLC, Irvine, CA. [37]. C Prototype US9532868B2—Courtesy of Edwards Lifesciences LLC, Irvine, CA. [39]Back to article page