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Journal of Prosthetic Dentistry

A straightforward technique to obtain a subgingival nonglazed polished zirconia area in monolithic implant-supported prostheses

  • Guilherme C. Silva
    Correspondence
    Corresponding author: Dr Guilherme C. Silva, Department of Restorative Dentistry, FAO-UFMG, Av. Antônio Carlos, 6627, Belo Horizonte, MG 31270-901, BRAZIL
    Affiliations
    Adjunct Professor, Department of Restorative Dentistry, School of Dentistry, Federal University of Minas Gerais, (UFMG), Belo Horizonte, Brazil
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Published:November 25, 2020DOI:https://doi.org/10.1016/j.prosdent.2020.07.030
      Implant-supported prostheses or abutments made of zirconia have been reported to provide a favorable response in the peri-implant tissues,
      • Sanz-Martín I.
      • Sanz-Sánchez I.
      • Carrillo de Albornoz A.
      • Figuero E.
      • Sanz M.
      Effects of modified abutment characteristics on peri-implant soft tissue health: A systematic review and meta-analysis.
      ,
      • Linkevicius T.
      • Vaitelis J.
      The effect of zirconia or titanium as abutment material on soft peri-implant tissues: A systematic review and meta-analysis.
      with lower plaque adhesion,
      • Sanz-Martín I.
      • Sanz-Sánchez I.
      • Carrillo de Albornoz A.
      • Figuero E.
      • Sanz M.
      Effects of modified abutment characteristics on peri-implant soft tissue health: A systematic review and meta-analysis.
      lower tissue inflammation,
      • Sanz-Martín I.
      • Sanz-Sánchez I.
      • Carrillo de Albornoz A.
      • Figuero E.
      • Sanz M.
      Effects of modified abutment characteristics on peri-implant soft tissue health: A systematic review and meta-analysis.
      and better esthetics
      • Linkevicius T.
      • Vaitelis J.
      The effect of zirconia or titanium as abutment material on soft peri-implant tissues: A systematic review and meta-analysis.
      • Pitta J.
      • Zarauz C.
      • Pjetursson B.
      • Sailer I.
      • Liu X.
      • Pradies G.
      A systematic review and meta-analysis of the influence of abutment material on peri-implant soft tissue color measured using spectrophotometry.
      • Wang T.
      • Wang L.
      • Lu Q.
      • Fan Z.
      Influence of anodized titanium abutments on the esthetics of the peri-implant soft tissue: A clinical study.
      • Naveau A.
      • Rignon-Bret C.
      • Wulfman C.
      Zirconia abutments in the anterior region: A systematic review of mechanical and esthetic outcomes.
      than titanium. The improved gingival outcome may be related to zirconia’s chemical composition because bacterial adhesion was reduced when zirconia was compared with titanium specimens with the same roughness, wettability, and topography.
      • Oda Y.
      • Miura T.
      • Mori G.
      • Sasaki H.
      • Ito T.
      • Yoshinari M.
      • et al.
      Adhesion of streptococci to titanium and zirconia.
      In addition, an adhesive protective barrier might be formed between zirconia and the gingiva,
      • Okabe E.
      • Ishihara Y.
      • Kikuchi T.
      • Izawa A.
      • Kobayashi S.
      • Goto H.
      • et al.
      Adhesion properties of human oral epithelial-derived cells to zirconia.
      ,
      • Nothdurft F.P.
      • Fontana D.
      • Ruppenthal S.
      • May A.
      • Aktas C.
      • Mehraein Y.
      • et al.
      Differential behavior of fibroblasts and epithelial cells on structured implant abutment materials: A comparison of materials and surface topographies.
      helping to provide long-term stability of the peri-implant tissues.
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