A crack- resistant stent for delivery in a body lumen including one or more strut elements comprised of a multilayered material. The multilayered material can include at least two layers (318a-c) having a boundary layer (320a-c) therebetween. The boundary layer is configured to inhibit cracks from propagating from a first layer to a second layer. The different layers can be comprised of the same materials or different materials. It can be preferred that the multilayered material have layers that are comprised of resiliently-flexible materials, shape memory materials, and/or radiopaque materials.
申请公布号
EP1858443(B1)
申请公布日期
2016.03.02
申请号
EP20060738237
申请日期
2006.03.14
申请人
ABBOTT LABORATORIES
发明人
VON OEPEN, RANDOLF;CLIFFORD, ANTON, G.;YRIBARREN, TRAVIS, R.