Figure 2: Histological image after subperiosteal preparation with the new piezoelectric device. The star present the periosteal, the gear wheel the bone. The tip of the arrow shows the boundary surface between bone and periosteal.
Figure 2: Histological image after subperiosteal preparation with the new piezoelectric device. The star present the periosteal, the gear wheel the bone. The tip of the arrow shows the boundary surface between bone and periosteal.