ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,490,983, issued on Dec. 9, was assigned to ATRIUM MEDICAL Corp. (Merrimack, N.H.).
"Endovascular fixation device" was invented by Roger Labrecque (Londonderry, N.H.) and David Heim (Portsmouth, N.H.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An endovascular fixation device includes a first portion and a second portion connected to the first portion to define a central lumen extending longitudinally through the portions. The first portion includes a first radially expandable ring and at least one first connector, connected to the first ring, configured to cause at least one first flarable crown of the first ring to flare radially outwardly relative to...