AMPLATZER Patent Foramen Ovale (PFO) Occluder Post Approval Study (PFO PAS)The purpose of this single arm, multi-center study is to confirm the safety and effectiveness of the AMPLATZER™ Patent Foramen Ovale (PFO) Occluder in the post Approval Setting. Recruiting Principal Investigator David WoodBody Locations and Systems HeartArea VancouverAge 18-60