ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,838, issued on March 17, was assigned to ADEOR MEDICAL AG (Valley, Germany).

"Perforator" was invented by Fabio Von Zeppelin (Valley, Germany) and Johann Fersterer (Valley, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A perforator for cutting a hole in bone tissue is provided. The perforator comprises an anchor, a hole cutter configured to rotate around the anchor, and conversion means for converting rotational motion of the hole cutter around the anchor into linear motion of the hole cutter towards the material to be cut. The invention is usable to cut holes in a wide variety of materials, in particular for a perforator for cutting a hol...