Fig. 4From: External root resorption and rapid maxillary expansion in the short-term: a CBCT comparative study between tooth-borne and bone-borne appliances, using 3D imaging digital technologya, b T0 mask of each tooth was duplicated, and a second model was obtained. c; definition of the plane cut passing through two landmarks placed on the midpoint of palatal and buccal aspects of the crown at the cementoenamel junction (CEJ) level; (d) generation of the radicular 3D model template for each tooth investigatedBack to article page