ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,563, issued on July 1, was assigned to Dalhousie University (Halifax, Canada).

"Systems and methods for planning, controlling and/or delivering radiotherapy and radiosurgery using combined optimization of dynamic axes (CODA)" was invented by Robert Lee MacDonald (Antigonish, Canada), Alasdair Syme (Halifax, Canada), Christopher G. Thomas (Halifax, Canada) and Brian Little (Halifax, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for radiation treatment planning and delivery apply a CODA cube. Cost values in the CODA cube may be used in the optimization of couch, collimator, and gantry angles simultaneously. Trajectories gene...