US Patent Issued on April 29 for "Recanalizing occluded vessels using radiofrequency energy" (Japanese, American Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,205, issued on April 29.

"Recanalizing occluded vessels using radiofrequency energy" was invented by Osamu Katoh (Nagoya, Japan) and Wayne Ogata (San Ramon, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and systems for treating chronic total occlusions, particularly those that are difficult to treat, is disclosed. hi this approach, recanalizing the CTO is achieved using a combined antegrade and retrograde 5 approach. The proximal end of the occlusion is penetrated using an antegrade wire, using a traditional approach. Using collateral vessels, the distal end of the occlusion is crossed in a retrograde fashion. By appropriately maneuv...