ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,910, issued on March 31, was assigned to Vahaticor Inc. (Santa Clara, Calif.).

"Vascular flow restriction devices and related systems and methods" was invented by Marwan Berrada-Sounni (Los Gatos, Calif.), Kevin H. Van Bladel (Livermore, Calif.) and Benjamin M. Trapp (Scottsdale, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "System and method for deploying a flow restriction device in patient vascular and recapturing and repositioning the flow device after full or partial deployment. Disclosed systems and methods permit confirmation of device placement, such as by measuring a pressure drop across the partially or fully deployed device in the...