Fig. 9From: Artificial intelligence in fixed implant prosthodontics: a retrospective study of 106 implant-supported monolithic zirconia crowns inserted in the posterior jaws of 90 patientsRadiographic controls before and after the prosthetic restoration. (A) Endoral periapical radiograph taken at the beginning of the restorative process, before the first intraoral scan, with the healing abutment in position. (B) Three years later, the crown is in function and seated with high precision over the abutment, with little or no gapBack to article page