Ulnar Shaft Fracture Fixation by Antegrade Versus Retrograde Intramedullary k Wires in Children

"* In the 1st group The Antegrade intramedullary k wire with appropriate diameter according to the child ulna diameter is introduced from the olecranon of the fractured ulna,cross the fracture site after good reduction under C arm in the anterioposterior and lateral views and the wire continues until reaching before the distal ulna .~* In the 2nd group The Retrograde intramedullary k wire with appropriate diameter is introduced from the diatal end of the ulna and cross the fracture site after good reduction under C arm and continues until reaching before the olecranon."