Figure 4
From: Electron beam effect on biomaterials I: focusing on bone graft materials
Implantation of each bone material and the evaluation process showing the exposed bilateral frontal bone of the Sprague-Dawley rat (A), 5.0-mm-diameter perforations of the frontal bone were created with a round bur, avoiding damage to the internal brain tissues (B), implantation of each perforated calvarial wound (C), acquired frontal bone tissue including the perforated area and covering periosteal membrane after 8 weeks (D) and 16 weeks (E).