Methods and apparatus for assessing and improving electrode contact with cardiac tissue
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United States of America Patent
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Aug 6, 2013
Grant Date -
Aug 5, 2010
app pub date -
Jun 28, 2007
filing date -
Jun 28, 2006
priority date (Note) -
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Abstract
Embodiments of the invention relate to methods for assessing and/or improving contact between an electrophysiology catheter and tissue, and catheters for performing the methods. One embodiment relates to a catheter comprising a braided conductive member coupled to the distal end of a shaft, wherein the braided conductive member comprises a plurality of pressure sensitive wires. Another embodiment relates to a catheter comprising a braided conductive member having a plurality of sectors and coupled to the distal end of a shaft, and a balloon assembly constructed and arranged to selectively apply distal pressure to one or more sectors of the braided conductive member.
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