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Fig. 4 | BMC Oral Health

Fig. 4

From: 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 technology

Fig. 4

ab 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 investigated

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