发明授权
US08301243B2 Method of tuning bandstop filters for implantable medical leads
有权
调整用于可植入医疗引线的带阻滤波器的方法
- 专利标题: Method of tuning bandstop filters for implantable medical leads
- 专利标题(中): 调整用于可植入医疗引线的带阻滤波器的方法
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申请号: US13408468申请日: 2012-02-29
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公开(公告)号: US08301243B2公开(公告)日: 2012-10-30
- 发明人: Robert A. Stevenson , Warren S. Dabney , Christine A. Frysz , Richard L. Brendel
- 申请人: Robert A. Stevenson , Warren S. Dabney , Christine A. Frysz , Richard L. Brendel
- 申请人地址: US NY Clarence
- 专利权人: Greatbatch Ltd.
- 当前专利权人: Greatbatch Ltd.
- 当前专利权人地址: US NY Clarence
- 代理商 Michael F. Scalise
- 主分类号: A61N1/00
- IPC分类号: A61N1/00
摘要:
A TANK filter is provided for a lead wire of an active medical device (AMD). The TANK filter includes a capacitor in parallel with an inductor. The parallel capacitor and inductor are placed in series with the lead wire of the AMD, wherein values of capacitance and inductance are selected such that the TANK filter is resonant at a selected frequency. The Q of the inductor may be relatively maximized and the Q of the capacitor may be relatively minimized to reduce the overall Q of the TANK filter to attenuate current flow through the lead wire along a range of selected frequencies. In a preferred form, the TANK filter is integrated into a TIP and/or RING electrode for an active implantable medical device.
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