The Microtensile Bond Strength of Self-etching Adhesives to Ground Enamel

10.2341/05-38 ◽  
2006 ◽  
Vol 31 (3) ◽  
pp. 332-337 ◽  
Author(s):  
W. W. Brackett ◽  
S. Ito ◽  
Y. Nishitani ◽  
L. D. Haisch ◽  
D. H. Pashley

Clinical Relevance Bond strength to ground enamel of single component self-etching adhesive systems was lower than that of etch-and-rinse and self-etching primer systems.


Marine Drugs ◽  
2020 ◽  
Vol 18 (5) ◽  
pp. 263 ◽  
Author(s):  
Eugenia Baena ◽  
Sandra R Cunha ◽  
Tatjana Maravić ◽  
Allegra Comba ◽  
Federica Paganelli ◽  
...  

The aim of the present study was to evaluate the effect of 0.1% chitosan (Ch) solution as an additional primer on the mechanical durability and enzymatic activity on dentine using an etch-and-rinse (E&R) adhesive and a universal self-etch (SE) adhesive. Microtensile bond strength and interfacial nanoleakage expression of the bonded interfaces for all adhesives (with or without pretreatment with 0.1% Ch solution for 1 min and air-dried for 5 s) were analyzed immediately and after 10,000 thermocycles. Zymograms of protein extracts from human dentine powder incubated with Optibond FL and Scotchbond Universal on untreated or Ch-treated dentine were obtained to examine dentine matrix metalloproteinase (MMP) activities. The use of 0.1% Ch solution as an additional primer in conjunction with the E&R or SE adhesive did not appear to have influenced the immediate bond strength (T0) or bond strength after thermocycling (T1). Zymography showed a reduction in MMP activities only for mineralized and demineralized dentine powder after the application of Ch. Application of 0.1% Ch solution does not increase the longevity of resin–dentine bonds. Nonetheless, the procedure appears to be proficient in reducing dentine MMP activities within groups without adhesive treatments. Further studies are required to comprehend the cross-linking of Ch with dentine collagen.



2010 ◽  
Vol 35 (2) ◽  
pp. 163-168 ◽  
Author(s):  
Hérica Adad Ricci ◽  
Mariane Emi Sanabe ◽  
Carlos Alberto de Souza Costa ◽  
Josimeri Hebling

Objective: The purpose of this study was to compare the immediate microtensile bond strength (µTBS) of two-step etch-and-rinse adhesive systems to the dentin of primary and permanent teeth. Study Design: Non-carious human teeth (12 primary molars and 12 premolars) were assigned to 3 groups according to the adhesive system. The adhesive systems were applied to flat superficial coronal dentin surfaces etched with phosphoric acid and composite resin blocks were built up. The teeth were sectioned to produce beam-shaped specimens with 0.81 mm2 cross-sectional area subjected to µTBS testing. µTBS data were analyzed statistically by ANOVA and Tukey’s test (a= 0.05). Results: The adhesive systems produced statistically similar mean µTBS to each other (p>0.05) and no significant differences (p>0.05) were found when the same material was applied to primary or permanent tooth dentin. The mean µTBS values (MPa) obtained were: Prime& Bond NT: 41.7±14.4 (permanent) and 40.8±13.4 (primary); Single Bond: 42.9±8.6 (permanent) and 41.4±11.9 (primary); Excite DSC: 46.3±11.3 (permanent teeth) and 43.4±12.0 (primary). Conclusion:There was no difference in the immediate µTBS of two-step etch-and-rinse adhesive systems when applied to the dentin of primary and permanent teeth.



10.2341/08-72 ◽  
2009 ◽  
Vol 34 (2) ◽  
pp. 217-222 ◽  
Author(s):  
W. W. Barkmeier ◽  
R. L. Erickson ◽  
N. S. Kimmes ◽  
M. A. Latta ◽  
T. M. Wilwerding

Clinical Relevance Traditionally, etch-and-rinse adhesive systems have used phosphoric acid to condition enamel surfaces and successfully create a strong, durable bond to resin-based materials. Newer adhesive systems now use acid monomers to bond resin materials to both enamel and dentin. These newer adhesives do not provide the same degree of bonding to enamel as etch-and-rinse systems, and extending the application time does not improve their performance.



2016 ◽  
Vol 27 (6) ◽  
pp. 705-711 ◽  
Author(s):  
Karina Kato Carneiro ◽  
Marcia Margarete Meier ◽  
Clenilton Costa dos Santos ◽  
Adeilton Pereira Maciel ◽  
Ceci Nunes Carvalho ◽  
...  

Abstract To evaluate the effect of incorporating niobium phosphate bioactive glass (NbG) into commercial etch-and-rinse adhesive systems, with and without silane, on their degree of conversion (DC) (%) and microtensile bond strength (μTBS). The NbG micro-filler was added to two etch-and-rinse adhesive systems: One Step (OS) and Prime & Bond (PB) at 40% concentration. The following groups were formed: control without glass addition OS; addition of unsilanized NbG (OSNbG); addition of silanized NbG (OSNbGS); control without glass PB; addition of unsilanized NbG (PBNbG); addition of silanized NbG (PBNbGS). The DC was determined using total Fourier spectroscopy reflection (FTIR/ATR). For μTBS testing, 48 human third molars (n=8) were restored and sliced to obtain specimens (0.8 mm2) and they were tested at two different time intervals: immediately and after 6 months. The fracture mode was evaluated with a stereoscopic loupe (40×) and by scanning electron microscopy (SEM). The data were subjected to ANOVA and Tukey tests (a=0.05). NbG addition did not compromise the adhesive system DC values (p>0.05). Furthermore, the NbG added to the adhesive systems did not affect μTBS values (p>0.05). Fracture occurred predominantly at the dentin-adhesive interface. NbG bioactive glass did not affect the DC or microtensile bond strength results.



2010 ◽  
Vol 35 (4) ◽  
pp. 428-435 ◽  
Author(s):  
A. Reis ◽  
C. Zander-Grande ◽  
S. Kossatz ◽  
R. Stanislawczuk ◽  
A. Manso ◽  
...  

Clinical Relevance All Bond 3 and All Bond Self-Etch are versatile systems, capable of being used either in the full or simplified version. Both showed adequate microtensile bond strength results in enamel and dentin after 24 hours of water storage.



2017 ◽  
Vol 41 (3) ◽  
pp. 214-218 ◽  
Author(s):  
Tathiane Larissa Lenzi ◽  
Fabio Zovico Maxnuck Soares ◽  
Rachel de Oliveira Rocha

Objective: To evaluate the effect of bonding strategy on microtensile bond strength (μTBS) of a new universal adhesive system to primary tooth dentin. Study design: Flat dentin surfaces from 25 primary molars were assigned to 5 groups according to the adhesive and bonding approach: Adper Single Bond 2 (two-step etch-and-rinse adhesive) and Clearfil SE Bond (two-step self-etch system), as controls; Scotchbond Universal Adhesive–self-etch, dry or wet-bonding etch-and-rinse strategies. Composite buildups were constructed and the teeth were sectioned to obtain bonded sticks (0.8 mm2) to be tested under tension at 1mm/min. The μTBS means were analyzed by one-way ANOVA and Tukey's tests (α = 0.05). Failure mode was evaluated using a stereomicroscope (400×). Results: Universal adhesive applied following both dry and wet-bonding etch-and-rinse strategies showed similar bond strength compared with control adhesive systems. Self-etch approach resulted in the lowest μTBS values. For all groups, adhesive/mixed failure prevailed. The percentage of premature debonded specimens was higher when the universal adhesive was used as self-etch mode. Conclusion: The universal adhesive does not share the same versatility of being used in the etch-and-rinse and self-etch approaches; however, the use of the new adhesive following either wet or dry-bonding may be a suitable option as alternative to two-step etch-and-rinse adhesive protocol.



2011 ◽  
Vol 4 (3) ◽  
pp. 461-466 ◽  
Author(s):  
Ibrahim M. Hamouda ◽  
Nagia R. Samra ◽  
Manal F. Badawi


10.2341/05-98 ◽  
2006 ◽  
Vol 31 (5) ◽  
pp. 562-568 ◽  
Author(s):  
A. L. F. Silva ◽  
D. A. N. L. Lima ◽  
G. M. D. Souza ◽  
C. T. D. Santos ◽  
L. A. M. S. Paulillo

Clinical Relevance Applying an additional layer of solvent-free adhesive systems increased adhesive thickness and did not affect bond strength. This thicker adhesive layer may help to preserve the integrity of the restoration by acting as a stress-absorbing layer.



2009 ◽  
Vol 34 (4) ◽  
pp. 460-466 ◽  
Author(s):  
Z. Ergücü ◽  
E. U. Çelik ◽  
N. Ünlü ◽  
M. Türkün ◽  
F. Özer

Clinical Relevance The microtensile bond strength of a three-step etch-and-rinse and a two-step self-etch adhesive is not negatively affected by Er,Cr:YSGG laser irradiation in sound and caries-affected dentin.



10.2341/08-18 ◽  
2008 ◽  
Vol 33 (6) ◽  
pp. 682-689 ◽  
Author(s):  
S. C. S. X. B. Cavalcanti ◽  
C. A. G. Arais ◽  
M. T. Oliveira ◽  
M. Giannini

Clinical Relevance The presentation mode of co-initiators added to bonding agents may affect the bond strength of indirect composite restorations to dentin.



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