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Removable intracardiac RF device

  • US 8,795,329 B2
  • Filed: 08/15/2010
  • Issued: 08/05/2014
  • Est. Priority Date: 09/06/2005
  • Status: Active Grant
First Claim
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1. A medical device for occluding the tunnel of a patent foramen ovale (PFO) in a patient comprising:

  • an occluding member, a sheath comprising a lumen;

    an elongated member, one of said elongated member and said sheath axially moveable relative to the other; and

    an energy delivering element comprising a plug comprising animal tissue and joined to said elongated member, wherein said plug comprises a core member sized and shaped to substantially fill the tunnel of the PFO, and wherein further the occluding member comprises a proximal occluder including a plurality of outwardly extending proximal arms supporting a proximal occlusion shell and a distal occluder including a plurality of outwardly extending distal arms supporting a distal occlusion shell and a centering mechanism secured between said proximal occluder and said distal occluder to center said proximal and said distal occluders about a defect, said centering mechanism comprising at least two centering members, each of said centering members secured between a separate one of said proximal arms and a corresponding one of said distal arms, at least one of said centering members comprising an elastomeric material.

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