ALEXANDRIA, Va., June 10 -- United States Patent no. 12,290,309, issued on May 6, was assigned to Nuvaira Inc. (Minneapolis).

"Systems, apparatuses, and methods for treating tissue and controlling stenosis" was invented by Steven C. Dimmer (Bellevue, Wash.), Martin L. Mayse (Wayzata, Minn.), Mark E. Deem (Mountain View, Calif.) and Hanson S. Gifford (Woodside, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, delivery devices, and methods to treat to ablate, damage, or otherwise affect tissue. The treatment systems are capable of delivering a coolable ablation assembly that ablates targeted tissue without damaging non-targeted tissue. The coolable ablation assembly damages nerve tissue to tempor...