Fig. 2

A 5-year-old boy (Case 3) with transverse fracture of olecranon, anterior dislocation of distal fracture and proximal radius (a, b); The fracture-dislocation was generally corrected after closed reduction (c); Open reduction and internal fixation of olecranon fracture, K-wire tension band fixation and correction of elbow dislocation were performed (d,e); The internal fixator was removed, and the fracture healed well and the elbow joint matched well (f, g); Elbow flexion and extension were normal (h, i)