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Accuracy of guided dental implant surgery using a fully digital workflow: A case series.
Massuda, Carlos Kiyoshi Moreira; de Carvalho, Marcia Rosa; de Moraes, João Baptista; Pallos, Débora; Kim, Yeon Jung.
Afiliação
  • Massuda CKM; PhD student, Implant Dentistry Post-Graduation Program, University of Santo Amaro, UNISA, São Paulo, SP, Brazil.
  • de Carvalho MR; Private practice, Niterói, RJ, Brazil.
  • de Moraes JB; PhD student, Oral Rehabilitation Post-Graduation Program, Veiga de Almeida University, UVA, Rio de Janeiro, RJ, Brazil.
  • Pallos D; Professor, Department of Implantology, University of Santo Amaro, UNISA, São Paulo, SP, Brazil.
  • Kim YJ; Professor, Department of Implantology, University of Santo Amaro, UNISA, São Paulo, SP, Brazil. Electronic address: drayeonkim@gmail.com.
J Prosthet Dent ; 2022 Nov 10.
Article em En | MEDLINE | ID: mdl-36372587
STATEMENT OF PROBLEM: Computer-guided implant surgery facilitated by intraoral scanning may enhance the efficiency of the digital workflow. However, it is necessary to assess technique accuracy to evaluate the accuracy of implant placement. PURPOSE: The purpose of this clinical study was to evaluate the accuracy of a virtual computer-aided design and computer-aided manufacturing (CAD-CAM) static guided surgery technique associated with intraoral scanning in partially edentulous participants by analyzing the overlap among preoperative and postoperative cone beam computed tomography (CBCT) scans, virtual planning, and the guided surgery performed. MATERIAL AND METHODS: Eleven partially edentulous participants underwent CBCT and intraoral scanning (TRIOS3). Data were integrated into a software program (ImplantViewer 3.5) for the virtual planning of implants and 3-dimensional (3D) printing of the prototype CAD-CAM surgical guide. A total of 18 implants were placed using the CAD-CAM static computer-aided implant surgery technique (Strong SW). After 15 days, postoperative CBCT scans were made and 4 variables (angular, coronal, apical, and vertical deviation) were measured to compare the virtually planned implants and the implants placed by analyzing the overlap between preoperative and postoperative of the virtual planning and guided surgery performed using the ImplantViewer 3.5 and Rhino 6 software programs. RESULTS: Deviations were found in all parameters analyzed. The mean angular deviation was 2.68 ±1.62 degrees; mean coronal deviation, 0.82 ±0.44 mm; mean apical deviation, 1.14 ±0.44 mm; and mean vertical deviation, 0.62 ±0.44 mm. CONCLUSIONS: The implants placed using the CAD-CAM static guided surgery technique associated with intraoral scanning in partially edentulous participants exhibited angular and linear deviations when compared with virtual planning implants. However, these deviations were not clinically significant.

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: J Prosthet Dent Ano de publicação: 2022 Tipo de documento: Article País de afiliação: Brasil País de publicação: Estados Unidos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: J Prosthet Dent Ano de publicação: 2022 Tipo de documento: Article País de afiliação: Brasil País de publicação: Estados Unidos