... action in laser MDL- 500 Diode Laser Instrument Irradiation treatment principleMDL-500 medical semiconductor laser instrument ,exports high power, longest wavelength, strong ... , diarrhea, enuresis, asthma.Department of facial features: pharyngitis, acute tonsillitis, nasal septum debaucjed,nasosinusitis, auricle inflammation, tympanitis.Specificationlaser source :GaAlAsOutput power ...