ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,765,931, issued on Oct. 20, was assigned to DEPUY IRELAND UNLtd. COMPANY (Ringaskiddy, Ireland).

"Orthopaedic surgical instruments for direct anterior approach hip arthroplasty and methods of use" was invented by John Bohannon Mason (Charlotte, N.C.), James Anderson (Leeds, Great Britain) and Ghulam Murtza Khokhar (Cheadle, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Orthopaedic instruments for use in a direct anterior approach orthopaedic surgical hip replacement procedure on a patient's femur are disclosed. One such orthopaedic instrument may be embodied as a cement nozzle sized for insertion in a medullary canal of the patient's femu...