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Ablation catheters and systems including rotational monitoring means

  • US 9,861,436 B2
  • Filed: 10/26/2016
  • Issued: 01/09/2018
  • Est. Priority Date: 03/13/2013
  • Status: Active Grant
First Claim
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1. A method for monitoring the circumferential ablation history of a renal artery, the method comprising:

  • ablating a first area on the renal artery using an ablation system comprising a catheter handle, an elongate catheter body, and an electrode;

    rotating the catheter handle by a first predetermined rotational angle indicated by a means for monitoring an angular rotation of the catheter handle during an ablation procedure, said rotating the catheter handle comprising rotating the electrode by the first predetermined rotational angle;

    recording the first predetermined rotational angle; and

    ablating a second area on the renal artery using the ablation system.

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