They, based on nanotechnology and physicochemical properties of pearl and scores of rare metals including silver, are available for different diseases.

They raise the physiological activity and function of internal organs to the maximum and give strong sterilizing, antiphlogistic and sedative effects by using electromagnetic waves of different bands, far infrared rays, radiation and elemental oxygen.

They are of sovereign remedy for arrhythmia, vertebral neuralgia,

female disorders, liver trouble (early stage of liver cirrhosis, cholecystitis and inflammation of bile duct), indigestion and cacostomia (toothache, pyorrhea alveolaris, sore throat and laryngitis), as well as prostatitis and sexual dysfunction.

The portable appliances are long in serviceable life.