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               14 cosmetic section                                                             DENTAL TECHNOLOGY, JULY-SEPTEMBER 2023


































              FIG 49                                                       FIG 50



























                                                                            FIG 53
              FIG 51                         FIG 52
              FIG 49-53: The final restorations one week after cementation



              (Figure  39). Subsequently, this was cleaned under flowing water  viously  treated  teeth  prior  to  placement,  light  curing  composite
              and  dried  with  compressed  air;  after  this  step,  they  surfaces  were  cement (Figure  42) was applied. The positioning was done with
              neutralized  for  five  minutes  (Figure  40).  After  the  reaction  time  try-in paste (Figures 43 to 46).
              had elapsed, they were rinsed again thoroughly and dried with air.  The removal of excess cement and the final finishing were carried
              The silane was then allowed to evaporate for one minute and the  out using curettes and emery paper strips. Figures 47 and 48 show
              adhesive  was  applied  according  to  manufacturer’s  instructions  the initial presentation and Figures 49 to 53 show the final restora-
              (Figure 41). Finally on the inner surface of the veneers on the pre-  tions one week after cementation.












                                                              About the authors

                                   Odt. Gabriele Amos Mainetti was born in Morbegno in 1990. He lives in a  Dr. Diego Spreafico graduated with honors from the
                                   small town in the province of Sondrio in Lombardy. After graduating from  University of Milan in 2004 and immediately attended
                                   high school, he immediately began his apprenticeship, and he specialized  the courses of the most important Italian and interna-
                                   in aesthetics deepening his knowledge of morphology and function. In the  tional key opinion leaders in the field of endodontics,
                                   past years he attended various courses on ceramic systems - one of them  conservative dentistry, and prosthodontics. He works
                                   in Germany, where he focused on morphology corresponding to the    as a freelancer with a special interest in esthetic
                                   Carving from the Japanese "Osaka Ceramics" school. Despite his young  prosthodontics and microscopy. He studied and did
                                   age, he is already a member of several associations that collaborate in  research at foreign universities (Hokkaido University
                                   Italy, Spain, India and America. In 2018 he was awarded for his teaching  in Sapporo, Japan; International Medical University in
                                   activities. Today he works in a dental laboratory in his hometown and in a  Kuala Lumpur, Malaysia) and has published articles in
                                   private practice in Switzerland. Instagram: gabriele_a_mainetti, e-mail:  international journals on adhesive cementation in
                                   amoscevo@gmail.com                                                 dentistry and on materials in dentistry.
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