ALEXANDRIA, Va., June 6 -- United States Patent no. 12,279,758, issued on April 22, was assigned to AI Biomed Corp. (Santa Barbara, Calif.).

"Tissue detection systems and methods" was invented by Adnan S. Abbas (Santa Barbara, Calif.) and Nicholas F. Pergola (Arvada, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tissue detection system includes a probe having a body defining a distal end portion for positioning in contact with or close proximity to tissue. The probe includes an emission optical fiber extending from an input end through the probe body to an output end at the distal end portion of the probe body, and a detection optical fiber extending from an output end through the probe body to an i...