ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,426, issued on March 25, was assigned to ABIOMED EUROPE GMBH (Aachen, Germany).
"Compressible rotor" was invented by Tino Andreas Boelke (Aachen, Germany), Gerd Bruno Spanier (Aachen, Germany), Claudia Mourran (Aachen, Germany) and Smriti Singh (Aachen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotor for a pump, such as a blood pump, may include a hub configured to rotate around a central axis, and at least one rotor blade coupled to and extending away from an outer surface of the hub, the rotor blade comprising a medical-grade polyurethane, the rotor blade configured to have a crimped state and a running state. The medical-grade pol...