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Journal of Prosthetic Dentistry
Clinical Report| Volume 120, ISSUE 2, P168-172, August 2018

Virtually guided alveolar ridge reduction combined with computer-aided implant placement for a bimaxillary implant-supported rehabilitation: A clinical report

  • Mario Beretta
    Affiliations
    Clinical Assistant Professor, Implant Center for Edentulism and Jawbone Atrophies, Maxillofacial Surgery and Odontostomatology Unit, Maggiore Policlinico Hospital, University of Milan, Milan, Italy
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  • Pier Paolo Poli
    Correspondence
    Corresponding author: Dr Pier Paolo Poli, Implant Center for Edentulism and Jawbone Atrophies, Maxillofacial Surgery and Odontostomatology Unit, Fondazione Cà Granda IRCCS, Ospedale Maggiore Policlinico, University of Milan, Via Commenda 10, 20122 Milan, ITALY
    Affiliations
    Doctoral student, Implant Center for Edentulism and Jawbone Atrophies, Maxillofacial Surgery and Odontostomatology Unit, Maggiore Policlinico Hospital, University of Milan, Milan, Italy
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  • Sebastian Tansella
    Affiliations
    Postgraduate student, Department of Oral Rehabilitation, Italian Institute of Stomatology, University of Milan, Milan, Italy
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  • Carlo Maiorana
    Affiliations
    Full Professor, Implant Center for Edentulism and Jawbone Atrophies, Maxillofacial Surgery and Odontostomatology Unit, Maggiore Policlinico Hospital, University of Milan, Milan, Italy
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Published:February 08, 2018DOI:https://doi.org/10.1016/j.prosdent.2017.11.010

      Abstract

      Insufficient crown height space, particularly in the interforaminal region of edentulous ridges with knife-edge morphology, may prevent successful prosthetic rehabilitation. Such conditions require osteoplasty, which might complicate computer-guided implant placement. This clinical report illustrates the treatment of a patient with complete edentulism rehabilitated with a mandibular implant-supported fixed dental prosthesis by using a virtually guided approach. Both alveolar ridge reduction and prosthetically driven implant insertions were computer-guided by surgical stents to increase accuracy and predictability. This approach enabled the immediate loading of the implants with an interim prosthesis before the delivery of a definitive screw-retained fixed prosthesis. At the 1-year follow-up visit, clinical and radiographic examination revealed a stable outcome.
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