发明名称 |
Method and apparatus for in vivo heart valve decalcification |
摘要 |
A method and apparatus for in vivo removal of calcified deposits from an aortic valve. The apparatus includes an anchoring balloon catheter fixatable across the aortic valve, a tool for removing the deposits, and attachment means for securing the tool with respect to the anchoring balloon and the aortic valve. The method involves advancing an anchoring balloon catheter through the aorta and positioning it across the aortic valve, inflating the anchoring balloon to fixate it with respect to the aorta and aortic valve, and then operating a deposit removal tool secured to the anchoring balloon to remove the deposits. |
申请公布号 |
US5295958(A) |
申请公布日期 |
1994.03.22 |
申请号 |
US19910680705 |
申请日期 |
1991.04.04 |
申请人 |
SHTURMAN CARDIOLOGY SYSTEMS, INC. |
发明人 |
SHTURMAN, LEONID |
分类号 |
A61M25/00;A61B17/00;A61B17/22;A61B17/32;A61B18/14;A61B18/24;A61F2/958;A61M1/00;A61M1/10;A61M1/12;A61M1/36;(IPC1-7):A61M29/00 |
主分类号 |
A61M25/00 |
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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