There is provided a mobile telecommunications device comprising a driver arranged to produce an electrical signal configured to drive an antenna to emit a pulsed electromagnetic field configured for use in a method of treating the human body.提供的是電信裝置,其包括安排成產生電訊號的驅動器,該電訊號建構成驅動天線以發射脈衝電磁場,其建構成用於治療人體的方法。