ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,236, issued on April 22, was assigned to MEDTRACE PHARMA A/S (Horsholm, Denmark).

"System for safe radioisotope preparation and injection" was invented by Peter Larsen (Vaerlose, Denmark), Martin Stenfeldt (Vedaek, Denmark) and Rune Wiik Kristensen (Hinnerup, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for safe radioisotope preparation and injection of H215O for use in Positron Emission Tomography (PET). The disclosure also relates to a safety valve for controlling a flow of H215O for use in PET, to a use of said safety valve and to a method for preparing and injecting H215O."

The patent was filed on May 19, 2021, under Applicati...