发明名称 |
Expandable medical implant and percutaneous delivery |
摘要 |
An expandable annular ring for implantation in a valvular annulus and its percutaneous use thereof comprises a plurality of stenting elements made of a first shape-memory material having a first shape-transition temperature, wherein the first shape-memory material expands to a preshape when the first shape-memory material is heated to above the first shape-transition temperature; and a plurality of anchoring elements made of a second shape-memory material having a second shape-transition temperature that is higher than the first shape-transition temperature, wherein the second shape-memory material expands to the second preshape when the second shape-memory material is heated to above the second shape-transition temperature.
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申请公布号 |
US2003191528(A1) |
申请公布日期 |
2003.10.09 |
申请号 |
US20020173188 |
申请日期 |
2002.06.17 |
申请人 |
QUIJANO RODOLFO C.;TU HOSHENG |
发明人 |
QUIJANO RODOLFO C.;TU HOSHENG |
分类号 |
A61F2/00;A61F2/24;(IPC1-7):A61F2/24 |
主分类号 |
A61F2/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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