The present invention relates to a nail system for fixation of an olecranon osteotomy or fracture. The nail system of the present invention is securely held in place in the intramedullary canal to ensure proper anatomic reduction of an osteotomy. Further, the invention provides an insertion device and a method for inserting the osteotomy nail system, securing the osteotomy nail system, and fixing the osteotomy.
