Objective To evaluate the clinical effects of antegrade interlocking nailing for humeral shaft nonunions. Methods 13 patients with humeral shaft nonunions were treated by internal fixation of antegrade interlocking nail with autologous bone grafts. The outcomes were assessed by radiographs and evaluation of function. Results It is found that all cases acquired solid bony union with a mean healing time of 4 3 months(3~7 months) through 18 months follow up on average(14~25 months). Shoulder functional ...