AVACEN Medical® is a leading provider of drug-free, noninvasive, over-the-counter pain relief and wellness devices, as well as diagnostics for cardiovascular stress and disease. Our devices provide pain relief using heat therapy and negative pressure on the palm of your hand and are classified as FDA Class II Cleared medical devices indicated for: minor muscle pain, join pain and stiffness, joint pain associated with arthritis, muscle spasms, minor strains and sprains, muscle relaxation, and temporary increase of local circulation.