Comparison of Bone Graft Preparations to Treat a Critical Bone Defect on a Rodent Animal Model.

 Although autologous bone grafting is the most widely used treatment for bone defects, the most effective preparation remains unclear. This animal study aimed to compare different autologous bone grafting preparation for the treatment of rat́s calvaria critical bone defect.  122 rats were randomly allocated into three groups: Simulado, Macerated and Chopped.