ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,059, issued on Dec. 23, was assigned to MedSource International LLC (Chanhassen, Minn.).
"Laryngoscope handle insert" was invented by David Kunelius (Waconia, Minn.), Benjamin Beniek (Shakopee, Minn.) and Sikandar Hayat (Sialkot, Pakistan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An insert for a laryngoscope handle, the insert comprising a frame supporting a light source, a light source activation guide, a spring, and one or more batteries therein wherein the one or more batteries are positioned between a top and a bottom of the spring and wherein the light source activation guide is located on an upper end of the frame above the top of the spr...