Fig. 5

Pre-operative (a–d) and post-operative (e–h) radiographs of two cases including a 61-year-old male (a, b, and e, f) and a 48-year-old female (c, d and g, h) with degenerative scoliosis were shown in this figure. Both of them underwent robot-assisted scoliosis correction surgery. The average operative time was 240 min, and mean blood loss was 400 ml. Symptoms including unstable gait and lower limbs numbness improved after surgeries