The Effect of Oxalate Desensitizers on the Microleakage of Resin Composite Restorations Bonded by Etch and Rinse Adhesive Systems

2010 ◽  
Vol 35 (6) ◽  
pp. 682-688 ◽  
Author(s):  
F. Shafiei ◽  
M. Motamedi ◽  
A. A. Alavi ◽  
B. Namvar

Clinical Relevance The effect of oxalate desensitizer application after acid etching on the dentinal marginal sealing ability of resin composite restorations may be adhesive-specific.

2006 ◽  
Vol 31 (1) ◽  
pp. 60-67 ◽  
Author(s):  
B. M. Owens ◽  
W. W. Johnson ◽  
E. F. Harris

Clinical Relevance Decreased leakage was associated with Adper Scotchbond Multi-Purpose (total etch) and iBond (self-etch) systems in Class V resin composite restorations. All adhesive systems performed best when bonded to enamel compared to dentin surface anatomy. Clinicians should be aware that strict adherence to manufacturer instructions, when using these materials, is of primary importance.


2019 ◽  
Vol 7 (14) ◽  
pp. 2335-2342 ◽  
Author(s):  
Sarah Mahmoud Hussien Afifi ◽  
Mohamed Fouad Haridy ◽  
Mohamed Riad Farid

BACKGROUND: Despite recent advances in restorative dentistry adhesive restorations may cause postoperative sensitivity which leads to restoration failure. AIM: This study aimed to compare and evaluate the incremental and bulk fill resin Composite postoperative sensitivity in class II posterior restorations bonded with two adhesive systems (self-etch and etch-and-rinse). METHODS: Sixty patients were randomly selected, their age range from twenty-five to forty years old, divided into two groups according to the packing technique of resin composite material; incremental Tetric Evoceram and Tetric Evoceram bulk-fill resin composite. Thirty patients (n = 30) for incremental Tetric Evoceram resin composite restorations and according to the adhesive systems used they were equally divided (n = 15 teeth).Thirty patients (n = 30) for Tetric Evoceram bulk-fill resin composite restorations and according to the adhesive systems used (etch and rinse or self-etch), they were equally divided (n = 15 teeth). Post-operative pain assessed at 24 hours, 1 week and 1 month using the Visual Analog Scale Score (VAS). Each patient was instructed to put a mark on the VAS line at home to point out the intensity of pain at each assessment period. The problem of measuring the pain that pain tolerance of individuals may be different from the others. This may be due to different reasons, and it is not always because of a problem in the restoration RESULTS: After 1 day, 1 week as well as 1 month, no statistically significant disagreement between the two resin composite types using self-etch adhesive strategy and total-etch adhesive strategy. Also, when the two adhesive systems were compared using Bulk Fill resin composite and incremental Nano resin composite no statistically significant disagreement between the two adhesive systems after 1 day, 1 week as well as 1 month. CONCLUSION: The post-operative hypersensitivity is related to many factors as the procedure of cavity preparation, adhesive approach, and type of resin composite used and placement technique of the resin composite.


10.2341/07-66 ◽  
2008 ◽  
Vol 33 (2) ◽  
pp. 169-176 ◽  
Author(s):  
M. S. Cenci ◽  
D. Venturini ◽  
T. Pereira-Cenci ◽  
E. Piva ◽  
F. F. Demarco

Clinical Relevance The results of this study suggest that immediate polishing procedures can result in improved short-term surface smoothness results but do not influence smoothness or sealing ability after one-year storage.


2011 ◽  
Vol 36 (2) ◽  
pp. 213-221 ◽  
Author(s):  
S Kasraei ◽  
M Azarsina ◽  
S Majidi

Clinical Relevance The use of resin-modified glass ionomers as cavity liners in the closed-sandwich technique reduced microleakage in Class II composite restorations.


2011 ◽  
Vol 36 (6) ◽  
pp. 618-625 ◽  
Author(s):  
Y Zhang ◽  
MF Burrow ◽  
JEA Palamara ◽  
CDL Thomas

Clinical Relevance The adhesion of self-etching and etch-and-rinse adhesive systems may be effective when bonding to conventional glass ionomer cements (GIC). These systems can be used reliably with the GIC-resin composite laminate technique for restoration of approximal cavities.


2012 ◽  
Vol 37 (3) ◽  
pp. 316-323 ◽  
Author(s):  
PA Oskoee ◽  
S Kimyai ◽  
ME Ebrahimi ◽  
S Rikhtegaran ◽  
F Pournaghi-Azar

SUMMARY One of the challenges in durability of posterior tooth-colored restorative materials is polymerization shrinkage, which results in gap formation between the restoration and tooth structure. The aim of the present study was to investigate marginal adaptation of Class II composite restorations using a self-etching and two etch-and-rinse adhesive systems in cavities prepared either with bur or Er,Cr:YSGG laser. A total of 45 extracted sound human premolars were selected. In each tooth, mesial and distal Class II cavities were prepared either by a diamond bur or by Er,Cr:YSGG laser with the margins 1 mm apical to the cemento-enamel junction. Then the teeth were randomly divided into three groups of 15 each, according to the type of the adhesive system used (Single Bond, Single Bond 2, and Adper Easy One adhesive systems). Subsequent to restoring the teeth, the specimens were subjected to thermal cycling between 5 ± 2°C and 55 ± 2°C for 500 cycles and were then cut longitudinally into two halves using a diamond disk. Marginal adaptation was evaluated using a stereomicroscope, and the values for gap widths were obtained in micrometers. Data were analyzed using two-factor analysis of variance and post hoc tests. There were statistically significant differences in mean marginal gap widths between the adhesive type and preparation groups (p<0.05). The interfacial gap width in bur-prepared cavities was significantly less than that in laser-prepared cavities, and the lowest gap width was observed in Adper Easy One regardless of the type of the preparation.


2006 ◽  
Vol 31 (6) ◽  
pp. 688-693 ◽  
Author(s):  
B. A. C. Loomans ◽  
N. J. M. Opdam ◽  
F. J. M. Roeters ◽  
E. M. Bronkhorst ◽  
R. C. W. Burgersdijk

Clinical Relevance When placing a Class II resin composite restoration, the use of sectional matrix systems and separation rings to obtain tight proximal contacts is recommended.


10.2341/06-86 ◽  
2007 ◽  
Vol 32 (3) ◽  
pp. 298-305 ◽  
Author(s):  
O. El-Mowafy ◽  
W. El-Badrawy ◽  
A. Eltanty ◽  
K. Abbasi ◽  
N. Habib

Clinical Relevance Fiber inserts incorporated at the gingival floor of Class II composite restorations resulted in a significant reduction of microleakage scores as compared to restorations made without inserts. This may lead to a reduced incidence of recurrent caries.


10.2341/05-55 ◽  
2006 ◽  
Vol 31 (4) ◽  
pp. 450-455 ◽  
Author(s):  
A. M. Guéders ◽  
J. F. Charpentier ◽  
A. I. Albert ◽  
S. O. Geerts

Clinical Relevance This study indicates that etch and rinse adhesive systems are less prone to microleakage than self-etch systems.


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