ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,828, issued on Sept. 22, was assigned to CAO Group Inc. (West Jordan, Utah).

"Systems and methods of cutting hard and soft biological tissue utilizing radiant energy and dyes" was invented by Steven D Jensen (South Jordan, Utah).

According to the abstract* released by the U.S. Patent & Trademark Office: "A laser system for hard and soft biological tissues utilizes a laser (206), dye spray applicator (205), and a rinse spray applicator (212) in concert within a single handpiece (200) to create a computer programmable system that delivers a precise means of controlled ablation. The handpiece (200) is first used to apply dye (209) to a targeted treatment surface (210). Then it is u...