Evaluation of repair bond strength with different methods for zirconia restorations

Abstract Background The aim of the study is to assess the bonding of two repair methods for zirconia. Null hypothesis Repair of zirconia with Cojet (3M Cojet sand, 68,411) and clearfil (clearfil REPAIR Kuraray Japan) has the same effect on the bond strength of zirconia restorations. Zirconia blocks...

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Main Authors: Rami M. Galal, Ghada E. Hamza, Menatallah M. ElHotieby
Format: Article
Language:English
Published: SpringerOpen 2022-07-01
Series:Bulletin of the National Research Centre
Subjects:
Online Access:https://doi.org/10.1186/s42269-022-00900-2
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author Rami M. Galal
Ghada E. Hamza
Menatallah M. ElHotieby
author_facet Rami M. Galal
Ghada E. Hamza
Menatallah M. ElHotieby
author_sort Rami M. Galal
collection DOAJ
description Abstract Background The aim of the study is to assess the bonding of two repair methods for zirconia. Null hypothesis Repair of zirconia with Cojet (3M Cojet sand, 68,411) and clearfil (clearfil REPAIR Kuraray Japan) has the same effect on the bond strength of zirconia restorations. Zirconia blocks were sliced before sintering into 28 samples (inCorisZI mono L), surface treated with two repair methods (Cojet and clearfil) then bonded to composite. Storage and thermocycling was done then loaded under shear until failure. Shear bond strength was collected and statistically analyzed. Graph pad Instat (Graph Pad, Inc.) software for windows was used for analyzing results. Results It was found that COJ surface treatment recorded statistically non-significant higher shear bond strength mean value (8.45 ± 0.70 Mpa) than CLE surface treatment (7.67 ± 2.55 Mpa) as indicated by paired t-test. Conclusion It was concluded that bond strength between composite resin and inCoris ZI mono L is the same in resistance to shear stresses after Cojet surface treatment and after Clearfil surface treatment.
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spelling doaj.art-1ecca56aa4f34f77abb6974442e5c1ee2022-12-22T03:42:45ZengSpringerOpenBulletin of the National Research Centre2522-83072022-07-014611610.1186/s42269-022-00900-2Evaluation of repair bond strength with different methods for zirconia restorationsRami M. Galal0Ghada E. Hamza1Menatallah M. ElHotieby2Fixed and Removable Prosthodontics Department, National Research CentreFixed and Removable Prosthodontics Department, National Research CentreFixed and Removable Prosthodontics Department, National Research CentreAbstract Background The aim of the study is to assess the bonding of two repair methods for zirconia. Null hypothesis Repair of zirconia with Cojet (3M Cojet sand, 68,411) and clearfil (clearfil REPAIR Kuraray Japan) has the same effect on the bond strength of zirconia restorations. Zirconia blocks were sliced before sintering into 28 samples (inCorisZI mono L), surface treated with two repair methods (Cojet and clearfil) then bonded to composite. Storage and thermocycling was done then loaded under shear until failure. Shear bond strength was collected and statistically analyzed. Graph pad Instat (Graph Pad, Inc.) software for windows was used for analyzing results. Results It was found that COJ surface treatment recorded statistically non-significant higher shear bond strength mean value (8.45 ± 0.70 Mpa) than CLE surface treatment (7.67 ± 2.55 Mpa) as indicated by paired t-test. Conclusion It was concluded that bond strength between composite resin and inCoris ZI mono L is the same in resistance to shear stresses after Cojet surface treatment and after Clearfil surface treatment.https://doi.org/10.1186/s42269-022-00900-2RepairBondZirconia
spellingShingle Rami M. Galal
Ghada E. Hamza
Menatallah M. ElHotieby
Evaluation of repair bond strength with different methods for zirconia restorations
Bulletin of the National Research Centre
Repair
Bond
Zirconia
title Evaluation of repair bond strength with different methods for zirconia restorations
title_full Evaluation of repair bond strength with different methods for zirconia restorations
title_fullStr Evaluation of repair bond strength with different methods for zirconia restorations
title_full_unstemmed Evaluation of repair bond strength with different methods for zirconia restorations
title_short Evaluation of repair bond strength with different methods for zirconia restorations
title_sort evaluation of repair bond strength with different methods for zirconia restorations
topic Repair
Bond
Zirconia
url https://doi.org/10.1186/s42269-022-00900-2
work_keys_str_mv AT ramimgalal evaluationofrepairbondstrengthwithdifferentmethodsforzirconiarestorations
AT ghadaehamza evaluationofrepairbondstrengthwithdifferentmethodsforzirconiarestorations
AT menatallahmelhotieby evaluationofrepairbondstrengthwithdifferentmethodsforzirconiarestorations