Chieffi, Nicoleita

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  • Chieffi, Nicoleita (3)
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Author's Bibliography

Post-retentive ability of new flowable resin composites

Juloski, Jelena; Goracci, Cecilia; Radović, Ivana; Chieffi, Nicoleita; Vichi, Alessandro; Vulićević, Zoran; Ferrari, Marco

(2013)

TY  - JOUR
AU  - Juloski, Jelena
AU  - Goracci, Cecilia
AU  - Radović, Ivana
AU  - Chieffi, Nicoleita
AU  - Vichi, Alessandro
AU  - Vulićević, Zoran
AU  - Ferrari, Marco
PY  - 2013
UR  - https://smile.stomf.bg.ac.rs/handle/123456789/1825
AB  - Purpose: To investigate the applicability of flowable composites as post luting agents by assessing the push-out strength of posts. Methods: 36 intact single rooted human premolars were selected. The endodontic treatment was performed and half of the specimens were restored with light transmitting posts (DT Light Post Illusion) and the other half with opaque posts (Tech 21 X-OP). In both groups the following combinations of adhesive/cement were tested: OptiBond Solo Plus/Nexus Third Generation (NX3), XP Bond/SureFil SDR Flow (SDR), and Vertise Flow (VF). Push-out test was used to assess the retentive strength of fiber posts, which was expressed in megapascals (MPa). Specimens were analyzed under a stereomicroscope to determine failure mode (adhesive between luting agent and post, adhesive between luting agent and dentin or mixed failure). Push-out data and failure mode distribution were analyzed by two-way ANOVA and Chi-square test, respectively (P lt  0.05). Results: The statistical analysis revealed that only the type of luting material significantly influenced push-out bond strength of the post (P lt  0.001). SDR (9.00 +/- 2.17 MLPa) performed similarly to the control group NX3 (7.15 +/- 1.74 MPa), while VF (4.81 +/- 1.51 MPa) should significantly lower bond strength. Failure modes differed significantly among groups.
T2  - American Journal of Dentistry
T1  - Post-retentive ability of new flowable resin composites
VL  - 26
IS  - 6
SP  - 324
EP  - 328
UR  - https://hdl.handle.net/21.15107/rcub_smile_1825
ER  - 
@article{
author = "Juloski, Jelena and Goracci, Cecilia and Radović, Ivana and Chieffi, Nicoleita and Vichi, Alessandro and Vulićević, Zoran and Ferrari, Marco",
year = "2013",
abstract = "Purpose: To investigate the applicability of flowable composites as post luting agents by assessing the push-out strength of posts. Methods: 36 intact single rooted human premolars were selected. The endodontic treatment was performed and half of the specimens were restored with light transmitting posts (DT Light Post Illusion) and the other half with opaque posts (Tech 21 X-OP). In both groups the following combinations of adhesive/cement were tested: OptiBond Solo Plus/Nexus Third Generation (NX3), XP Bond/SureFil SDR Flow (SDR), and Vertise Flow (VF). Push-out test was used to assess the retentive strength of fiber posts, which was expressed in megapascals (MPa). Specimens were analyzed under a stereomicroscope to determine failure mode (adhesive between luting agent and post, adhesive between luting agent and dentin or mixed failure). Push-out data and failure mode distribution were analyzed by two-way ANOVA and Chi-square test, respectively (P lt  0.05). Results: The statistical analysis revealed that only the type of luting material significantly influenced push-out bond strength of the post (P lt  0.001). SDR (9.00 +/- 2.17 MLPa) performed similarly to the control group NX3 (7.15 +/- 1.74 MPa), while VF (4.81 +/- 1.51 MPa) should significantly lower bond strength. Failure modes differed significantly among groups.",
journal = "American Journal of Dentistry",
title = "Post-retentive ability of new flowable resin composites",
volume = "26",
number = "6",
pages = "324-328",
url = "https://hdl.handle.net/21.15107/rcub_smile_1825"
}
Juloski, J., Goracci, C., Radović, I., Chieffi, N., Vichi, A., Vulićević, Z.,& Ferrari, M.. (2013). Post-retentive ability of new flowable resin composites. in American Journal of Dentistry, 26(6), 324-328.
https://hdl.handle.net/21.15107/rcub_smile_1825
Juloski J, Goracci C, Radović I, Chieffi N, Vichi A, Vulićević Z, Ferrari M. Post-retentive ability of new flowable resin composites. in American Journal of Dentistry. 2013;26(6):324-328.
https://hdl.handle.net/21.15107/rcub_smile_1825 .
Juloski, Jelena, Goracci, Cecilia, Radović, Ivana, Chieffi, Nicoleita, Vichi, Alessandro, Vulićević, Zoran, Ferrari, Marco, "Post-retentive ability of new flowable resin composites" in American Journal of Dentistry, 26, no. 6 (2013):324-328,
https://hdl.handle.net/21.15107/rcub_smile_1825 .
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Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite

Rengo, Carlo; Goracci, Cecilia; Juloski, Jelena; Chieffi, Nicoleita; Giovannetti, Agostino; Vichi, Alessandro; Ferrari, Marco

(Wiley, Hoboken, 2012)

TY  - JOUR
AU  - Rengo, Carlo
AU  - Goracci, Cecilia
AU  - Juloski, Jelena
AU  - Chieffi, Nicoleita
AU  - Giovannetti, Agostino
AU  - Vichi, Alessandro
AU  - Ferrari, Marco
PY  - 2012
UR  - https://smile.stomf.bg.ac.rs/handle/123456789/1738
AB  - Background: The aim of this study was to evaluate the influence of preliminary phosphoric acid etching on the microleakage of a self-adhering flowable composite and a self-etch adhesive used in combination with the proprietary flowable composite. Methods: Standard Class V cavities were prepared on the buccal side of 20 extracted sound human molars. Specimens were randomly divided into five groups: (1) Gel Etchant/Optibond FL/Premise Flowable; (2) Vertise Flow; (3) Optibond XTR/Premise Flowable; (4) Gel Etchant/Vertise Flow; and (5) Gel Etchant/Optibond XTR/Premise Flowable (Kerr). The interfacial sealing ability of the materials was evaluated by scoring the depth of silver nitrate penetration and through scanning electron microscopy observations. Differences in leakage at either the enamel or the dentine interface were evaluated for statistical significance (KruskalWallis ANOVA, MannWhitney U test, p  lt  0.05). Results: At the enamel interface, no significant differences were found among the materials. On dentine, Gel Etchant/Vertise Flow had the highest leakage scores and the difference was statistically significant (p  lt  0.05). Conclusions: The early sealing ability of the self-adhering flowable composite and the self-etch adhesive in Class V restorations did not significantly benefit from selective enamel etching. Preliminary phosphoric acid etching of dentine negatively affected the quality of the seal when using the adhesive-free flowable composite.
PB  - Wiley, Hoboken
T2  - Australian Dental Journal
T1  - Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite
VL  - 57
IS  - 2
SP  - 220
EP  - 226
DO  - 10.1111/j.1834-7819.2012.01689.x
ER  - 
@article{
author = "Rengo, Carlo and Goracci, Cecilia and Juloski, Jelena and Chieffi, Nicoleita and Giovannetti, Agostino and Vichi, Alessandro and Ferrari, Marco",
year = "2012",
abstract = "Background: The aim of this study was to evaluate the influence of preliminary phosphoric acid etching on the microleakage of a self-adhering flowable composite and a self-etch adhesive used in combination with the proprietary flowable composite. Methods: Standard Class V cavities were prepared on the buccal side of 20 extracted sound human molars. Specimens were randomly divided into five groups: (1) Gel Etchant/Optibond FL/Premise Flowable; (2) Vertise Flow; (3) Optibond XTR/Premise Flowable; (4) Gel Etchant/Vertise Flow; and (5) Gel Etchant/Optibond XTR/Premise Flowable (Kerr). The interfacial sealing ability of the materials was evaluated by scoring the depth of silver nitrate penetration and through scanning electron microscopy observations. Differences in leakage at either the enamel or the dentine interface were evaluated for statistical significance (KruskalWallis ANOVA, MannWhitney U test, p  lt  0.05). Results: At the enamel interface, no significant differences were found among the materials. On dentine, Gel Etchant/Vertise Flow had the highest leakage scores and the difference was statistically significant (p  lt  0.05). Conclusions: The early sealing ability of the self-adhering flowable composite and the self-etch adhesive in Class V restorations did not significantly benefit from selective enamel etching. Preliminary phosphoric acid etching of dentine negatively affected the quality of the seal when using the adhesive-free flowable composite.",
publisher = "Wiley, Hoboken",
journal = "Australian Dental Journal",
title = "Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite",
volume = "57",
number = "2",
pages = "220-226",
doi = "10.1111/j.1834-7819.2012.01689.x"
}
Rengo, C., Goracci, C., Juloski, J., Chieffi, N., Giovannetti, A., Vichi, A.,& Ferrari, M.. (2012). Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite. in Australian Dental Journal
Wiley, Hoboken., 57(2), 220-226.
https://doi.org/10.1111/j.1834-7819.2012.01689.x
Rengo C, Goracci C, Juloski J, Chieffi N, Giovannetti A, Vichi A, Ferrari M. Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite. in Australian Dental Journal. 2012;57(2):220-226.
doi:10.1111/j.1834-7819.2012.01689.x .
Rengo, Carlo, Goracci, Cecilia, Juloski, Jelena, Chieffi, Nicoleita, Giovannetti, Agostino, Vichi, Alessandro, Ferrari, Marco, "Influence of phosphoric acid etching on microleakage of a self-etch adhesive and a self-adhering composite" in Australian Dental Journal, 57, no. 2 (2012):220-226,
https://doi.org/10.1111/j.1834-7819.2012.01689.x . .
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The influence of operator variability on adhesive cementation of fiber posts

Simonetti, Marco; Radović, Ivana; Vano, Michele; Chieffi, Nicoleita; Goracci, Cecilia; Tognini, Francesco; Ferrari, Marco

(Quintessence Publishing Co. Inc., 2006)

TY  - JOUR
AU  - Simonetti, Marco
AU  - Radović, Ivana
AU  - Vano, Michele
AU  - Chieffi, Nicoleita
AU  - Goracci, Cecilia
AU  - Tognini, Francesco
AU  - Ferrari, Marco
PY  - 2006
UR  - https://smile.stomf.bg.ac.rs/handle/123456789/1303
AB  - Purpose: The aim of this study was to evaluate the influence of the operator's experience on the outcome of fiber post cementation using an etch-and-rinse acetone-based adhesive. Materials and Methods: Fifteen human anterior teeth were used in the study. One trained operator performed the endodontic procedures and prepared the roots for the insertion and cementation of the posts. At this point, teeth were divided into 3 groups and distributed to 3 operators to lute the posts: an expert operator (EO), a moderately experienced operator (ME), and an operator with a low level of experience (LE). Quartz fiber posts (DT Light Post #1 or #2, RTD) were used. Posts were cemented using Prime&Bond NT Dual Cure adhesive system (Dentsply Caulk) in combination with the dual-curing resin cement Calibra (Dentsply Caulk). The post retention was assessed with the "thin-slice" push-out test. One-way ANOVA was performed to examine the effect of the operator on push-out strength, followed by post-hoc multiple comparisons using Tukey's test, with the significance level set at alpha = 95%. Results: The results of push-out strength testing were as follows: EO (12.44 +/- 3.63 MPa), ME (11.68 +/- 2.64 MPa), LE (11.18 +/- 3.12 MPa). No statistically significant differences were determined among the three groups. Conclusion: There was no statistically significant difference in the retention measured for fiber posts luted by operators with different levels of clinical experience. Given the parameters of this investigation, the level of operator experience in luting fiber posts does not affect post retention under laboratory conditions.
PB  - Quintessence Publishing Co. Inc.
T2  - Journal of Adhesive Dentistry
T1  - The influence of operator variability on adhesive cementation of fiber posts
VL  - 8
IS  - 6
SP  - 421
EP  - 425
UR  - https://hdl.handle.net/21.15107/rcub_smile_1303
ER  - 
@article{
author = "Simonetti, Marco and Radović, Ivana and Vano, Michele and Chieffi, Nicoleita and Goracci, Cecilia and Tognini, Francesco and Ferrari, Marco",
year = "2006",
abstract = "Purpose: The aim of this study was to evaluate the influence of the operator's experience on the outcome of fiber post cementation using an etch-and-rinse acetone-based adhesive. Materials and Methods: Fifteen human anterior teeth were used in the study. One trained operator performed the endodontic procedures and prepared the roots for the insertion and cementation of the posts. At this point, teeth were divided into 3 groups and distributed to 3 operators to lute the posts: an expert operator (EO), a moderately experienced operator (ME), and an operator with a low level of experience (LE). Quartz fiber posts (DT Light Post #1 or #2, RTD) were used. Posts were cemented using Prime&Bond NT Dual Cure adhesive system (Dentsply Caulk) in combination with the dual-curing resin cement Calibra (Dentsply Caulk). The post retention was assessed with the "thin-slice" push-out test. One-way ANOVA was performed to examine the effect of the operator on push-out strength, followed by post-hoc multiple comparisons using Tukey's test, with the significance level set at alpha = 95%. Results: The results of push-out strength testing were as follows: EO (12.44 +/- 3.63 MPa), ME (11.68 +/- 2.64 MPa), LE (11.18 +/- 3.12 MPa). No statistically significant differences were determined among the three groups. Conclusion: There was no statistically significant difference in the retention measured for fiber posts luted by operators with different levels of clinical experience. Given the parameters of this investigation, the level of operator experience in luting fiber posts does not affect post retention under laboratory conditions.",
publisher = "Quintessence Publishing Co. Inc.",
journal = "Journal of Adhesive Dentistry",
title = "The influence of operator variability on adhesive cementation of fiber posts",
volume = "8",
number = "6",
pages = "421-425",
url = "https://hdl.handle.net/21.15107/rcub_smile_1303"
}
Simonetti, M., Radović, I., Vano, M., Chieffi, N., Goracci, C., Tognini, F.,& Ferrari, M.. (2006). The influence of operator variability on adhesive cementation of fiber posts. in Journal of Adhesive Dentistry
Quintessence Publishing Co. Inc.., 8(6), 421-425.
https://hdl.handle.net/21.15107/rcub_smile_1303
Simonetti M, Radović I, Vano M, Chieffi N, Goracci C, Tognini F, Ferrari M. The influence of operator variability on adhesive cementation of fiber posts. in Journal of Adhesive Dentistry. 2006;8(6):421-425.
https://hdl.handle.net/21.15107/rcub_smile_1303 .
Simonetti, Marco, Radović, Ivana, Vano, Michele, Chieffi, Nicoleita, Goracci, Cecilia, Tognini, Francesco, Ferrari, Marco, "The influence of operator variability on adhesive cementation of fiber posts" in Journal of Adhesive Dentistry, 8, no. 6 (2006):421-425,
https://hdl.handle.net/21.15107/rcub_smile_1303 .
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