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Diagnostic catheters, guide catheters, visualization devices and chord manipulation devices, and related kits and methods

  • US 9,173,646 B2
  • Filed: 09/14/2012
  • Issued: 11/03/2015
  • Est. Priority Date: 01/20/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • advancing a diagnostic catheter to a subvalvular space of a heart;

    advancing a guidewire through a lumen of the diagnostic catheter and into the subvalvular space of the heart around at least a portion of a subannular groove region;

    using the diagnostic catheter to assess the accessibility of the subvalvular space and to determine whether a subsequent therapy in the subvalvular space is appropriate;

    withdrawing the diagnostic catheter from the subvalvular space; and

    performing the subsequent therapy if it is determined that the subsequent therapy in the subvalvular space is appropriate.

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