USA FDA approval (510 K) for
Handylaser trion, Handylaser sprint, LaserPen, Physiolaser olympic, Polylaser trion
(The "Indications for Use" for the devices is intended to emit energy in the infrared spectrum to provide topical heating for use when heat is indicated in the temporary relief of minor muscle and joint pain, muscle spasm, pain and stiffness associated with arthritis, and promoting relaxation of the muscle tissue.)
Official website: http://www.rj-laser.com/