Aim of the work. Analysis of the possibilities of the different methods of RFA of lung and pleura tumors. Material and methods. There were considered the different methods of radio-frequency ablations using FOTEK-150 apparatus in 186 patients with the Malignant tumors of lungs and pleura. Results. In the result of use of the different methods of radio-frequency ablation the direct positive effect was attained in 91 % of observations. The complications were observed in 9 % of patients. This method must be used for patients with the Malignant tumors of lungs and pleura when the radical surgical treatment is impossible. Conclusions. The radio-frequency ablation can be used as a palliative method of treatment of the Malignant tumors of lungs and pleura.