- Denas Therapy thru Brachial Plexus br br Denas Therapy is neurological and works by transmitting frequencies and electron signals through the skins neuro receptor from the point of pains origin to the brain. The signals travel through the C fibers that constitute 90 of the body's Neuro highway, and by using bio feedback the brain is able to track down damaged areas and lost connections between the CNS and PNS and hidden internal issues or pathogens that are causing pain, illness and inflammation.