ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,112, issued on April 7, was assigned to Cryogeneus Inc. (Fort Lee, N.J.).
"Cryogenic applicator" was invented by Olga Goulko (Cliffside Park, N.J.), Khasanbi Erganokov (Moscow) and Valentin Pavlov (Moscow).
According to the abstract* released by the U.S. Patent & Trademark Office: "A portable cryogenic applicator includes a vessel for liquid nitrogen to deliver liquid nitrogen for treatment of skin surfaces using the rotating roller from porous biocompatible material. The cryogenic applicator includes a capillary U-bend to prevent spontaneous discharge of liquid nitrogen through the capillary system to the roller during filling or refilling the cryogenic applicator with liquid ni...