ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,434, issued on Aug. 12, was assigned to Dan Long (Hunan, China).
"Tubeless energy drainage device for trauma" was invented by Dan Long (Changsha, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tubeless energy drainage device for trauma, pertaining to the field of tubeless drainage technology, especially relating to a tubeless energy drainage device for trauma. The device includes energy transmission carriers, lead wires, and a frequency electrical energy generator. The frequency energy resonance generator transmits electrical energy to the energy transmission carriers, activates metal potassium ions on the energy transmission carriers, and c...