ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,300, issued on June 3, was assigned to Joint Development Inc. (Salt Lake City).
"Tibial insert with variable articular surface" was invented by Dermott J. McHugh (Salt Lake City), Eric M. Dacus (Salt Lake City) and Chris A. Weaber (Sandy, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "The tibial insert includes a base having a coupling for attachment to a tibial baseplate, and an upwardly presented articular surface formed from the base, which includes a concave troughed geometry having a progressively larger medial-to-lateral frontal cross-section opening anteriorly to posteriorly along a length of the tibial insert."
The patent was filed on J...