The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 2012
Filed:
Aug. 28, 2008
Yukitoshi Kato, Hadano, JP;
Yasushi Iida, Ashigarakami-gun, JP;
Takahiko Kawahara, Hadano, JP;
Terumo Kabushiki Kaisha, Shibuya-Ku, Tokyo, JP;
Abstract
A PFO closing device includes a suction and hold portion at a distal portion of a catheter for sucking and holding biological tissue of a foramen ovale valve and an atrial septum secundum from one side, an electrode portion on the side contacting the biological tissue; a negative pressure supply unit for applying negative pressure to the suctional portion and hold portion, a hold mechanism adapted to protrude from the distal tip of the catheter, and be inserted into the foramen ovale to hold the foramen ovale valve while pressing it from the other side and an energy supply unit for supplying energy to the electrode portion. Energy is supplied from the energy supply unit to the electrode portion, and the foramen ovale valve and the atrial septum secundum are mutually fused together.