Fig. 3From: Adapting a simple surgical manual tool to a 3D printed implantology protocol: the use of a universal screwdriver for fixation of custom-made laser sintered titanium subperiosteal implantsa. An extended full-thickness flap was raised to make the bone tissue clearly visible where the custom-made implant was to be placed. B. To obtain a perfect adaptation and eliminate the undercuts, a surgical ostectomy guide was used. c. The implant was removed from its sterile packaging and placed on the residual boneBack to article page