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Single-chamber leadless intra-cardiac medical device with dual-chamber functionality and shaped stabilization intra-cardiac extension

  • US 8,700,181 B2
  • Filed: 01/17/2012
  • Issued: 04/15/2014
  • Est. Priority Date: 11/03/2011
  • Status: Active Grant
First Claim
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1. A leadless intra-cardiac medical device configured to be implanted entirely within a heart of a patient, the device comprising:

  • a housing configured to be securely attached to an interior wall portion of a chamber of the heart, the housing having a proximal end and a distal end, and the housing hermetically enclosing electronics, a controller, and a battery;

    a securing device extending from the proximal end of the housing, the securing device configured to secure the housing to cardiac tissue;

    an appendage arm extending from the distal end of the housing, the appendage arm having a proximal end directly connected to the distal end of the housing, and the appendage arm having a distal end upon which an electrode is disposed;

    a stabilizer arm extending from the distal end of the housing, the stabilizer arm having a proximal end directly connected to the distal end of the housing, and the stabilizer arm having a distal end upon which a pusher cup is disposed.

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