<qa>  What is the final step of the Grafton mixture?The Grafton mixture will be prepared by mixing the exceeding bone produced during reaming and the Putty Grafton form. This preparation will be added during the surgery, before the permanent nail is situated. The mixture will be placed in the canal and positioned in the fracture site with the ball-tipped guide. Fluoroscopy images will be taken to assure the proper localization of the mixture. After this step, the permanent nail will be placed. 