ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,198, issued on April 29, was assigned to Heraeus Medical GmbH (Wehrheim, Germany).

"Device for the local application of and/or for flushing with pharmaceutical fluids" was invented by Sebastian Vogt (Wehrheim, Germany) and Thomas Kluge (Wehrheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device having a bone screw with a body, an outer thread and a proximal screw head. A fluid-permeable conduit is disposed in the body, begins at the head and opens out into a fluid outlet opening that is spaced apart from the head in the distal direction. An axial groove extends from the fluid outlet opening to the screw head. The base of the groove is ...