Methods and apparatus for treatment of patent foramen ovale (PFO) provide for applying energy to tissues adjacent the PFO with a catheter device to substantially close the PFO acutely. Apparatus generally includes a catheter device having at least one energy transmission member at or near its distal...http://www.google.com.au/patents/US8038673?utm_source=gb-gplus-sharePatent US8038673 - Energy based devices and methods for treatment of patent foramen ovale
Energy based devices and methods for treatment of patent foramen ovale