| 摘要 |
<p>A system for treating abnormalities of the cardiovascular system includes a stent having a plurality of movable crown portions. When the stent is expanded, the crown portions move to a diameter recoil prevention position. One embodiment of the invention includes crown portions that translate from a concave to a convex configuration with respect to the strut portions of the stent during expansion of the stent. Another embodiment of the invention includes a method reducing diameter recoil of stent upon expansion of the stent.</p> |
