To analyze results of surgical correction of spinal deformity using transpedicular instrumentation in children with idiopathic scoliosis. Material and Methods. A total of 106 patients aged 13 to 18 years with Cobb angle of 40º to 136º were operated on. Out of them 56 (52.8%) patients had Lenke I deformity, 23 (21.7%)-Lenke III, 15 (14.2%)-Lenke V, and 12 (11.3%)-Lenke VI scoliosis. Results. The deformity correction achieved after surgery was 48 % to 100 % in patients with Lenke I, 72 % to 100 %-with Lenke III, 81 % to 100 %-with Lenke V, and 75 % to 100 %-in patients with Lenke VI scoliosis. Derotation of the apical vertebra varied between 0 % and 77 % in Lenke I scoliosis, between 10 % and 79 % in Lenke III, between 9 % and 57 % in Lenke V scoliosis. In patients with Lenke VI idiopathic scoliosis the apical vertebra derotation was 10 % to 58 % in the thoracic spine and 7 % to 50 % in the lumbar spine. Extension of the fixation region ranged from 10 to 14 vertebrae in Lenke I idiopathic scoliosis, from 7 to 12-in Lenke III, from 5 to 9-in Lenke V, and from 11 to 14 vertebrae-in Lenke VI idiopathic scoliosis. Conclusion. The total transpedicular fixation along the curvature length allows performing effective correction, true derotation of apical vertebral bodies, and stable preservation of the achieved results postoperatively.