ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,572, issued on Jan. 13, was assigned to VARIAN MEDICAL SYSTEMS INC. (Palo Alto, Calif.).

"Multi-system synchronization for surface-guided radiation therapy" was invented by Michael Huber (Beinwil am See, Switzerland), Delena Hanson (St. George, Utah) and Rohit Kamthe (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example computer-implemented method for a treatment delivery system is disclosed. The method includes transmitting, to a surface guidance system, a first signal indicating that delivery of radiation is beginning to a region of patient anatomy, wherein the radiation includes a first portion and a second portion. After delivering t...