ABSTRACT: Joint Cartilage Regenerator device for regeneration of cartilage is used to regenerate the cartilage cells, A device for providing therapeutic treatment to a body part such as a joint to promote healing of the body part comprising an electromagnet having an inner iron core, a coil arranged around the inner, iron core, and a cylindrical outer iron core arranged around the coil permanent magnet whose magnetic pole is extended toward the inner iron core but spaced there from, vibrating arm operated by the permanent magnet.