ALEXANDRIA, Va., June 17 -- United States Patent no. 12,310,357, issued on May 27, was assigned to Paragonix Technologies Inc. (Waltham, Mass.).

"Apparatus for tissue transport and preservation" was invented by Adam Collette (Somerville, Mass.), Melanie Jessel (Boston) and Lisa Maria Anderson (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods of the invention generally relate to prolonging viability of bodily tissue, especially an organ such as a lung, by adjusting pressure as needed to maintain a constant pressure within the organ even during external pressure fluctuations due, for example, to transportation of the organ in an airplane. Gas passing into and out of the organ...