Animals Pain Relief High Power Laser 980nm High Power Veterinary Deep Tissue TherapyVeterinary cold laser therapy equipment for animal pain relief Animal pain analgesia pen alternative relief device therapy laser Treatment theory The instrument acts on nerve roots, nerve trunks, ganglia and local pain points through lens focusing luminescence, sends light energy to the deep tissue, is absorbed by cell mitochondria, and triggers "light biological modulation" chemical changes, which stimulates the production of ATP in cells. ATP is the