1Nitrogen oxide system effect: bone healing and remodeling. 2Increase in cell membrane transmittance by improving ionic channels activity, stimulation of cell division, stimulate cellular cytokines production. 3Improvement of blood circulation, increase in concentration of growth factor and enhance the differentiation of osteoblasts. 4With 7 therapy transmitters, meeting different demands. 5With ED therapy function, providing great treatment for body discomfort.