ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,077, issued on Sept. 23, was assigned to CardiacBooster B.V. (Nijmegen, Netherlands).

"Cardiac assist device with high frequency operation" was invented by Daniel Immanuel Michael van Dort (Nijmegen, Netherlands), Rene Cornelis Henricus van der Burgt (Nijmegen, Netherlands) and Florian Niklas Ludwig (Hilversum, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cardiac assist device with an expandable cup (4) having a transport state and an operational state, the expandable cup comprising a plurality of inflow apertures (5), and an outflow nozzle (6), and an inflatable balloon (8) positioned inside the expandable cup (4). A catheter assem...