ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,452, issued on Feb. 17, was assigned to ECP ENTWICKLUNGSGESELLSCHAFT MBH (Aachen, Germany).
"Pump arrangement" was invented by Reiner Liebing (Aachen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The subject matter of the present invention is a pump arrangement, in particular for use in the body's own vessels, having a pump and a sheath receiving the pump, bounding a flow passage and having a distal intake opening and a proximal outflow opening for producing a driving flow by means of the pump, wherein the pump is arranged in a first fluid-tight section having the distal intake opening and a second fluid-tight section includes the proximal...