| 摘要 |
<p>A stent in a non-expanded state, comprising:
a first expansion column (48) including individual expansion struts (54,52) forming a plurality of expansion strut pairs, wherein each pair comprises a first substantially straight strut (52) and a second strut having at least one stair-step segment (54);
a second expansion column (49) including individual expansion struts (52,64) forming a plurality of expansion strut pairs, wherein each pair comprises a first substantially straight strut (52) and a second strut (64) having at least one stair-step segment;
a first connecting strut column (92) including a plurality of individual first connecting struts (102,104) that couple the first and second expansion columns, wherein each of an individual first connecting strut comprise a stair-step configuration having at least two pivot points (106,108).</p> |
