Inner marginal strength of CAD/CAM materials is not affected by machining protocol.

CAD/CAM finite element strength

Journal

Biomaterial investigations in dentistry
ISSN: 2641-5275
Titre abrégé: Biomater Investig Dent
Pays: England
ID NLM: 101755000

Informations de publication

Date de publication:
2021
Historique:
entrez: 27 8 2021
pubmed: 28 8 2021
medline: 28 8 2021
Statut: epublish

Résumé

Here we aimed to compare two machining strategies regarding the marginal strength of CAD/CAM materials using a hoop-strength test in model sphero-cylindrical dental crowns, coupled with finite element analysis. Five CAD/CAM materials indicated for single posterior crowns were selected, including a lithium disilicate (IPS e.max Machining strategy did not affect the marginal strength of any restorative material tested here. Ceramic materials showed a higher density of chippings in the outer margin, but this did not reduce inner marginal strength. IPS e.max The

Identifiants

pubmed: 34447944
doi: 10.1080/26415275.2021.1964969
pii: 1964969
pmc: PMC8386733
doi:

Types de publication

Journal Article

Langues

eng

Pagination

119-128

Informations de copyright

© 2021 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

Déclaration de conflit d'intérêts

The authors declare no conflicts of interest in this study.

Références

Dent Mater. 2017 Jan;33(1):84-98
pubmed: 27890354
J Mech Behav Biomed Mater. 2016 Jan;53:93-103
pubmed: 26318570
Dent Mater. 2021 Jul;37(7):1156-1167
pubmed: 33933272
Dent Mater. 2019 Aug;35(8):1130-1145
pubmed: 31133402
Dent Mater. 2013 Aug;29(8):815-23
pubmed: 23746750
Dent Mater. 2019 Jun;35(6):871-882
pubmed: 30929768
Dent Mater. 2017 Jan;33(1):99-109
pubmed: 27884403
Dent Mater. 2014 May;30(5):e112-23
pubmed: 24685179
Dent Mater. 2013 Jun;29(6):e78-84
pubmed: 23608760
J Dent Res. 2016 Jan;95(1):67-73
pubmed: 26428908
Dent Mater. 2005 Oct;21(10):920-9
pubmed: 15882898
Dent Mater. 2018 Jan;34(1):97-119
pubmed: 29203072
J Mech Behav Biomed Mater. 2009 Oct;2(5):502-11
pubmed: 19627857
Dent Mater. 2017 Mar;33(3):294-308
pubmed: 28089394
Eur J Oral Sci. 2014 Jun;122(3):238-44
pubmed: 24698173
Dent Mater. 2009 Jun;25(6):760-70
pubmed: 19187956
Ceram Int. 2020 Nov;46(16 Pt A):26168-26175
pubmed: 33716378

Auteurs

Julia Lubauer (J)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 1 - Zahnerhaltung und Parodontologie, Forschungslabor für dentale Biomaterialien, Erlangen, Germany.

Renan Belli (R)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 1 - Zahnerhaltung und Parodontologie, Forschungslabor für dentale Biomaterialien, Erlangen, Germany.

Fernanda H Schünemann (FH)

Post-Graduate Program in Dentistry (PPGO), School of Dentistry, Federal University of Santa Catarina, Florianópolis, Brazil.

Ragai E Matta (RE)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 2 - Prothetik, Labor für digitale Zahnmedizin, Erlangen, Germany.

Manfred Wichmann (M)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 2 - Prothetik, Labor für digitale Zahnmedizin, Erlangen, Germany.

Sandro Wartzack (S)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Lehrstuhl für Konstruktionstechnik, Erlangen, Germany.

Harald Völkl (H)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Lehrstuhl für Konstruktionstechnik, Erlangen, Germany.

Anselm Petschelt (A)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 1 - Zahnerhaltung und Parodontologie, Forschungslabor für dentale Biomaterialien, Erlangen, Germany.

Ulrich Lohbauer (U)

Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Zahnklinik 1 - Zahnerhaltung und Parodontologie, Forschungslabor für dentale Biomaterialien, Erlangen, Germany.

Classifications MeSH