| 摘要 |
<p>A system (100) for treating a vascular condition includes a catheter (110) and a stent (120) coupled to the catheter. The stent includes a stent framework (122) having at least one stent segment (130) with a plurality of interconnected struts (132) and crowns (134) and at least one stiffening ring (140) having a plurality of ring segments (142) connected between circumferentially adjacent crowns of the stent segment. The stiffening ring is oriented circumferentially about a longitudinal axis of the stent framework when the stent is deployed. A stent and a method of treating a vascular condition are also disclosed.</p> |
