Patent ID: 8795329

Claim:
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.