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Evaluating the bioactivity of endodontic sealers with respect to their thermo-nanomechanical properties

Andreea Marica

Andreea Marica

Faculty of Medicine and Pharmacy, University of OradeaOradea, Romania
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Marica, Andreea
, 
Luminita Fritea

Luminita Fritea

Faculty of Medicine and Pharmacy, University of OradeaOradea, Romania
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Fritea, Luminita
, 
Florin Banica

Florin Banica

Faculty of Medicine and Pharmacy, University of OradeaOradea, Romania
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Banica, Florin
, 
Iosif Hulka

Iosif Hulka

Research Institute for Renewable Energies, University Politehnica TimisoaraTimisoara, Romania
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Hulka, Iosif
, 
Gerlinde Rusu

Gerlinde Rusu

Faculty of Industrial Chemistry and Environmental Engineering, University Politehnica TimisoaraTimisoara, Romania
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Rusu, Gerlinde
, 
Cosmin Sinescu

Cosmin Sinescu

Faculty of Dentistry, “Victor Babes” University of Medicine and PharmacyTimisoara, Romania
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Sinescu, Cosmin
, 
Traian Octavian Costea

Traian Octavian Costea

Advanced Materials Research Infrastructure—SMARTMAT, University of OradeaOradea, Romania
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Costea, Traian Octavian
 et 
Simona Cavalu

Simona Cavalu

Faculty of Medicine and Pharmacy, University of OradeaOradea, Romania
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Cavalu, Simona
  
19 févr. 2024
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Publié en ligne: 19 févr. 2024
Pages: 126 - 139
Reçu: 22 nov. 2023
Accepté: 25 janv. 2024
DOI: https://doi.org/10.2478/msp-2023-0038
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© 2023 Andreea Marica et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

TGA and DTG thermograms of CERASEAL root sealer
TGA and DTG thermograms of CERASEAL root sealer

Fig. 2.

TGA and DTG thermograms of MTA FILLAPEX
TGA and DTG thermograms of MTA FILLAPEX

Fig. 3.

TGA and DTG thermograms of SEALAPEX root canal sealer
TGA and DTG thermograms of SEALAPEX root canal sealer

Fig. 4.

TGA and DTG thermograms of AH PLUS root canal sealer
TGA and DTG thermograms of AH PLUS root canal sealer

Fig. 5.

Load-displacement curves recorded on the surface of the specimens: a) CERASEAL; b) MTA FILLAPEX; c) SEALAPEX and d) AH PLUS
Load-displacement curves recorded on the surface of the specimens: a) CERASEAL; b) MTA FILLAPEX; c) SEALAPEX and d) AH PLUS

Fig. 6.

Box plot graphical representation of hardness values obtained from nanoindentation tests as a function of contact depth for each specimen (*p values < 0.01)
Box plot graphical representation of hardness values obtained from nanoindentation tests as a function of contact depth for each specimen (*p values < 0.01)

Fig. 7.

SEM micrograph recorded on the surface of SEALAPEX sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum
SEM micrograph recorded on the surface of SEALAPEX sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum

Fig. 8.

SEM micrograph recorded on the surface of MTA FILLAPEX sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum
SEM micrograph recorded on the surface of MTA FILLAPEX sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum

Fig. 9.

SEM micrograph recorded on the surface of AH PLUS sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum
SEM micrograph recorded on the surface of AH PLUS sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum

Fig. 10.

SEM micrograph recorded on the surface of CERASEAL sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum
SEM micrograph recorded on the surface of CERASEAL sample before (a–c) and after immersion in SBF (d–f) along with the EDX spectrum

The tested root canal sealers: composition, manufacturers and setting time (according the manufacturer description)

Sealer Composition Setting time (min) Manufacturer
CERASEAL Calcium silicates, zirconium oxide, thickening agent 210 Meta Biomed Co., Cheongju, Korea
MTA Fillapex Base paste: Salicylate resin, natural resin, calcium tungstate, nanoparticulated silica, pigments Catalyst paste: Diluting resin, tricalcium silicate, di-calcium silicate, calcium oxide, tricalcium aluminate, nanoparticulated silica, pigments. 130 Angelus Dental Solutions, Londrina, PR, Brazil
SEALAPEX Base paste: sulphonamide resin, N-ethyl toluene, silicon dioxide, zinc oxide, calcium oxide; Catalyst paste: isobutyl salicylate resin, silicon dioxide, bismuth trioxide, titanium dioxide, pigments 1400 SybronEndo - Sybron Dental Specialties, Glendona, CA, USA
AH Plus Paste A: bisphenol A epoxy resin, bisphenol F epoxy resin, calcium tungstate, zirconium oxide, silica, iron oxide pigments; Paste B: dibenzylamine, aminoadamantane, tricyclodecane-diamide, calcium tungstate, zirconium oxide, silica, silicone oil 480 Dentsply Sirona, York, PA, USA

Measurement of pH, Ca2+ and PO43− ions in SBF solution, at different time point

Sample 1 day 7 days 14 days 21 days 28 days
pH
CERASEAL 10.2 ± 0.9a 11.7 ± 0.9a 9.7 ± 0.1a 9.2 ± 0.2a 8.7 ± 0.5a
MTA FILLAPEX 9.2 ± 0.1b 9.8 ± 0.2b 8.9 ± 0.1b 8.2 ± 0.2b 8.2 ± 0.2a
AH PLUS 7.4 ± 0.2c 7.9 ± 0.2c 7.2 ± 0.3c 7.2 ± 0.3c 7.0 ± 0.2b
SEALAPEX 8.2 ± 0.2d 8.4 ± 0.2d 8.4 ± 0.1b 8.2 ± 0.1b 8.4 ± 0.1a
Ca2+ (mg/L)
CERASEAL 180.2 ± 20.2a 90.7 ± 10.5a 80.5 ± 10.2a 51.7 ± 10.1a 31.4 ± 3.9a
MTA FILLAPEX 90.4 ± 10.5b 130.5 ± 11.6b 110.8 ± 10.9b 60.5 ± 7.5b 42.2 ± 5.5b
AH PLUS 110.2 ± 15.5c 92.5 ± 10.2a 88.7 ± 9.2c 90.3 ± 9.8c 90.7 ± 10.2c
SEALAPEX 97.5 ± 10.0d 105.5 ± 11.5b 98.2 ± 10.2d 96.1 ± 10.5d 94.2 ± 10.8d
PO4 3− (mg/L)
CERASEAL 48.3 ± 5.0a 37.2 ± 4.0a 25.1 ± 2.0a 19.2 ± 1.5a 15.5 ± 2.0a
MTA FILLAPEX 42.8 ± 5.0b 30.5 ± 3.5b 22.1 ± 2.0b 16.8 ± 2.0b 14.0 ± 2.0a
AH PLUS 40.5 ± 5.0c 39.2 ± 4.0c 32.9 ± 3.0c 30.5 ± 3.5c 29.2 ± 3.0b
SEALAPEX 42.1 ± 5.0b 38.5 ± 4.0c 35.0 ± 3.0d 34.0 ± 4.0d 35.0 ± 3.0c
Langue:
Anglais
Périodicité:
4 fois par an
Sujets de la revue:
Sciences des matériaux, Sciences des matériaux, autres, Nanomatériaux, Matériaux fonctionnels et intelligents, Caractérisation et propriétés des matériaux
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