发明名称 |
Heart valve replacement tools and procedures |
摘要 |
There are disclosed various systems for installing a heart valve within a patient. In a first system, there are provided a heart valve installation assembly and an expandable heart valve ring installation assembly, each of which comprises a separate tool. The expandable heart valve ring assembly is provided to position and expand a heart valve ring into engagement with tissue. The valve installation assembly is provided to position and engage the heart valve with the expandable heart valve ring. In a second system, the heart valve installation assemblies and expandable ring installation assemblies are provided on a single tool or instrument. There are also disclosed various methods of installing an expandable heart valve ring within a heart and positioning and installing an artificial synthetic heart valve within the expanded heart valve ring.
|
申请公布号 |
US5984959(A) |
申请公布日期 |
1999.11.16 |
申请号 |
US19970932570 |
申请日期 |
1997.09.19 |
申请人 |
UNITED STATES SURGICAL |
发明人 |
ROBERTSON, JOHN CHARLES;MOULDER, BRIAN W.;PEDROS, ROBERTO |
分类号 |
A61F2/24;(IPC1-7):A61F2/24 |
主分类号 |
A61F2/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|