ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,428, issued on March 3.

"Intramedullary nail for transverse distraction" was invented by Roman Stauch (Assamstadt, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to an intramedullary nail (1) for transverse distraction of a tubular bone (2), the intramedullary nail (1) comprising an at least partially hollow tube body (3) extending in an axial direction of the intramedullary nail (1), at least one locking means for locking the tube body (3) in an end portion of the tubular bone (2), a first inner part (5) and a second inner part (7), which are each arranged within the tube body (3) so as to be displaceable in the axial ...