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CAD/CAM - international magazine of digital dentistry

technique _ veneering options I Italy chose a NobelProcera Implant Bridge Zirconia, manually veneered with feldspathic ceramics as a solution in their daily routine. The 64-year-old female patient was affected by generalised severe periodontal disease. She had been wearing an upper partial removable denture for approximately 10 years prior to her first consultation for implant-supported restorative treatment. Her chief complaint was discomfort and lack of masticatory efficiency and aesthetics. Migration and increasedmobilityofherteethhadresultedinaltered speech and contributed significantly to her sense of insecurity. She made it clear that aesthetics were as impor- tantasthefunctionaloutcome.Shewantedtoregain anaturalandaestheticallypleasingappearancewith- out the “Hollywood smile” effect. The treatment team had to comply with two conditions: 1) Thepatientdidnotwanttobesubjectedtoinvasive surgical procedures. 2) She was unwilling to wear removable dentures during the provisional phase. To accommodate both needs and stipulations, the treatment team decided to go for the following solu- tion: Implant treatment planning in both the maxilla and mandible was carried out using NobelClinician Software.Post-extraction,immediateflaplessimplant placement was done with a two-piece radiographic Fig. 10_The zirconia framework together with a careful layering technique ensures an optimal aesthetic outcome. Fig. 11_The preoperative planning allowed for the maintenance of sufficient thicknesses of the framework and veneering ceramic as well as adequate material surrounding the occlusal screw access channels. This gives greater resistance and reduces the risk of mechanical failures. Fig.12_Clinicalcontrolofthedefinitive implant-prosthetic restoration. Fig. 13_Radiographic control of the definitiveimplant-prostheticrestoration. I 39CAD/CAM 3_2015 Fig. 11 Fig. 13 Fig. 9 Fig. 12 Fig. 10 Fig. 8

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