ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,231, issued on Dec. 16.

"Treatment system for post marine envenomation" was invented by Daniel W Johnson (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for treating an injured area of a limb comprises inserting the limb into a pocket of a limb receiving device; pouring a sterile liquid into the pocket to submerge the injured area; and activating a chemical exothermic reaction between two or more flameless reactive components within a heating compartment of the limb receiving device, wherein the heating compartment is in thermal contact with the pocket, and wherein the chemical reaction generates heat for heating the sterile liqui...