| 主权项 |
1. A flexible intravascular stent for use in a body lumen, comprising:
a plurality of cylindrical rings aligned along a common longitudinal axis; and a plurality of links connecting adjacent cylindrical rings, two or more of the plurality of links being an undulating link, each undulating link having a curved portion extending transverse to the common longitudinal axis and an arm being straight and parallel to the common longitudinal axis; wherein each cylindrical ring includes an open W-pattern, the open W-pattern being connected to no more than one adjacent ring, each of the cylindrical rings having a plurality of first peaks, second peaks, and third peaks, each of the first, second and third peaks having a height and an apex, the first peaks being taller than the second peaks, and the second peaks being taller than the third peaks along with a plurality of first valleys, second valleys, and third valleys, each of the first, second and third valleys having a depth and an apex, the first valleys being deeper than the second valleys, and the second valleys being deeper than the third valleys, each third peak of at least one of the cylindrical rings being connected to an adjacent cylindrical ring by one of the undulating links and the open W-pattern is formed between one of the first peaks and one of the second peaks. |
