ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,345, issued on Oct. 14, was assigned to TORNIER (Montbonnot-Saint-Martin, France).
"Interposition implants for the hand" was invented by Michel Hassler (Saint Ismier, France) and Philippe Bellemere (Nantes, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "An implant that couples a first bone and a second bone includes a body that defines a first joint surface, a second joint surface, and a median plane. The first joint surface includes a first central region that articulates with the first bone. The second joint surface includes a second central region that articulates with the second bone, and the second central region is disposed on an opposi...