3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature

The objective of this study was to review the scientific evidence currently available on 3D printable materials and 3D printing technologies used for the fabrication of permanent restorations, focusing on material properties that are clinically relevant. A literature search was performed on four dat...

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Main Authors: Dario Balestra, Morgan Lowther, Cecilia Goracci, Mauro Mandurino, Silvia Cortili, Gaetano Paolone, Chris Louca, Alessandro Vichi
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/17/6/1380
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author Dario Balestra
Morgan Lowther
Cecilia Goracci
Mauro Mandurino
Silvia Cortili
Gaetano Paolone
Chris Louca
Alessandro Vichi
author_facet Dario Balestra
Morgan Lowther
Cecilia Goracci
Mauro Mandurino
Silvia Cortili
Gaetano Paolone
Chris Louca
Alessandro Vichi
author_sort Dario Balestra
collection DOAJ
description The objective of this study was to review the scientific evidence currently available on 3D printable materials and 3D printing technologies used for the fabrication of permanent restorations, focusing on material properties that are clinically relevant. A literature search was performed on four databases (MEDLINE/PubMed, Scopus, Cochrane Library, Web of Science) for articles published from January 2013 until November 2023, using a combination of free words: (restorative dentistry OR prosthetic dentistry) AND (3D printing OR additive manufacturing OR rapid prototyping) AND materials. Two reviewers screened titles and/or abstracts of 2.468 unique studies. In total, 83 studies were selected for full-text reading, from which 36 were included in the review. The assessed variables were mechanical properties, reporting in most of the cases positive results, dimensional accuracy and fit, reporting conflicting results with a predominance of positive, aesthetic properties, with positive reports but scarcely addressed, and biological properties, almost unexplored in independent studies. Despite numerous studies with positive results in favor, papers with negative outcomes were also retrieved. Aesthetic and biological properties are conversely still mostly unexplored. There remains a lack of conclusive evidence for viable 3D printable restorative and prosthodontic materials for permanent restorations. Research should be strengthened by defining international standards for laboratory testing and, where pre-clinical data are promising, conducting clinical trials.
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spelling doaj.art-19fb495d74e8452985f25dc74ce9a29a2024-03-27T13:52:41ZengMDPI AGMaterials1996-19442024-03-01176138010.3390/ma170613803D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the LiteratureDario Balestra0Morgan Lowther1Cecilia Goracci2Mauro Mandurino3Silvia Cortili4Gaetano Paolone5Chris Louca6Alessandro Vichi7Dental Academy, University of Portsmouth, Portsmouth PO1 2QG, UKSchool of Mechanical and Design Engineering, University of Portsmouth, Portsmouth PO1 3DJ, UKDepartment of Medical Biotechnologies, University of Siena, 53100 Siena, ItalyDental School, IRCCS San Raffaele Hospital, Vita-Salute University, 20132 Milan, ItalyDental School, IRCCS San Raffaele Hospital, Vita-Salute University, 20132 Milan, ItalyDental School, IRCCS San Raffaele Hospital, Vita-Salute University, 20132 Milan, ItalyDental Academy, University of Portsmouth, Portsmouth PO1 2QG, UKDental Academy, University of Portsmouth, Portsmouth PO1 2QG, UKThe objective of this study was to review the scientific evidence currently available on 3D printable materials and 3D printing technologies used for the fabrication of permanent restorations, focusing on material properties that are clinically relevant. A literature search was performed on four databases (MEDLINE/PubMed, Scopus, Cochrane Library, Web of Science) for articles published from January 2013 until November 2023, using a combination of free words: (restorative dentistry OR prosthetic dentistry) AND (3D printing OR additive manufacturing OR rapid prototyping) AND materials. Two reviewers screened titles and/or abstracts of 2.468 unique studies. In total, 83 studies were selected for full-text reading, from which 36 were included in the review. The assessed variables were mechanical properties, reporting in most of the cases positive results, dimensional accuracy and fit, reporting conflicting results with a predominance of positive, aesthetic properties, with positive reports but scarcely addressed, and biological properties, almost unexplored in independent studies. Despite numerous studies with positive results in favor, papers with negative outcomes were also retrieved. Aesthetic and biological properties are conversely still mostly unexplored. There remains a lack of conclusive evidence for viable 3D printable restorative and prosthodontic materials for permanent restorations. Research should be strengthened by defining international standards for laboratory testing and, where pre-clinical data are promising, conducting clinical trials.https://www.mdpi.com/1996-1944/17/6/13803D printingadditive manufacturingrapid prototypingprosthodontics
spellingShingle Dario Balestra
Morgan Lowther
Cecilia Goracci
Mauro Mandurino
Silvia Cortili
Gaetano Paolone
Chris Louca
Alessandro Vichi
3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
Materials
3D printing
additive manufacturing
rapid prototyping
prosthodontics
title 3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
title_full 3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
title_fullStr 3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
title_full_unstemmed 3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
title_short 3D Printed Materials for Permanent Restorations in Indirect Restorative and Prosthetic Dentistry: A Critical Review of the Literature
title_sort 3d printed materials for permanent restorations in indirect restorative and prosthetic dentistry a critical review of the literature
topic 3D printing
additive manufacturing
rapid prototyping
prosthodontics
url https://www.mdpi.com/1996-1944/17/6/1380
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