Resin and dentin. Medical search. Frequent questions

To serve this aim, it has been suggested that freshly cut dentin surfaces for indirect restorations could be sealed with resinbased adhesives prior to the taking impressions, so-called resin coating technique 16 . (bvsalud.org)
Objectives: To test if cigarette smoke (CS) causes discoloration of enamel, dentin, and composite resin restorations and induces color mismatch between dental hard tissues and the restorations, and to compare the findings with the effects of aerosol generated by the tobacco heating system (THS) 2.2. (pmiscience.com)
Results: Marked discoloration of enamel and dentin was observed following 3 weeks of CS exposure (DeltaE = 8.8 +/- 2.6 and 21.3 +/- 4.4, respectively), and color mismatch occurred between the composite resin restorations (DeltaE = 25.6 +/- 3.8) and dental hard tissues. (pmiscience.com)
Discoloration was minimal in the enamel, dentin, and composite resin restorations in the THS 2.2 group, and no color mismatch was observed after 3 weeks of THS 2.2 aerosol exposure. (pmiscience.com)
Conclusion: CS causes significant tooth discoloration and induces color mismatch between dental hard tissues and composite resin restorations. (pmiscience.com)
The longevity of restorations and their bond strength depends on the extent of polymerized resin infiltrating into the demineralized dentin. (thejcdp.com)
A hybrid composite resin, Esthet X, was used for all restorations. (researchgate.net)
Background: One of the crucial factors influencing the longevity of anterior aesthetic dental restorations is the colour stability of resin composites. (researchgate.net)
Improving the longevity of composite restorations has proven to be difficult when they are bonded to dentin. (cranberryinstitute.org)
Therefore, measures for counteracting the enzymatic environment by enhancing dentin collagen's resistance to degradation have the potential to improve the durability of dental composite restorations. (cranberryinstitute.org)
An application of CJE as short as 30 s may be a clinically feasible approach to improving the longevity of dentin bonding in composite restorations. (cranberryinstitute.org)
AMHERST, New York--Ivoclar Vivadent has announced the introduction of SpeedCEM, a dual-curing, self-adhesive resin cement for the cementation of high-strength indirect restorations. (dentistryiq.com)

Recently, developed resin adhesives contain more acidic hydrophilic monomers, and higher amounts of water to improve monomer impregnation into wet dentin substrate, resulting in lower degrees of polymerization of adhesive resin. (sciepub.com)
Thus, to avoid post-operative sensitivity, the first approach involves the use of dentin adhesives, and the second one the use of dentin desensitizers. (bvsalud.org)
This study evaluated the extent of water penetration through resin-dentin interfaces before and after being sealed with adhesives. (elsevierpure.com)
Four adhesive resin systems (2 total-etch adhesives and 2 self-etching primer adhesives) were used in this study. (elsevierpure.com)
The amount of fluid movement across resin-bonded dentin when total-etch adhesives were used was significantly greater than that with self-etching adhesives. (elsevierpure.com)
Extending the treatment time of etch-and-rinse and self-etch adhesives does not appear to result in relevant increases in the bond strength of resin composites to enamel or dentin. (allenpress.com)
Purpose: This study tested the hypothesis that 2% chlorhexidine (CHX) does not affect the 18-month clinical performance of two dentin adhesives, XP Bond (XPB) and XENO V (XEN). (researchgate.net)
Conclusion: The application of CHX prior to the dentin adhesive did not influence the 6-month/18-month clinical performance of the two adhesives. (researchgate.net)
Dentin adhesives bond well initially, but then the hybrid layer between the adhesive and the dentin begins to break down in as little as one year," says Dr. Franklin Tay, associate professor of endodontics in the MCG School of Dentistry. (sciencedaily.com)
Unfortunately, the imperfect adhesives leave spaces inside the collagen that are not properly infiltrated with resin, leading to the bonds' failure. (sciencedaily.com)
Adhesives are optional on enamel and are indicated for dentin. (pulpdent.com)

This study evaluated the effect of dentin desensitizers on microtensile bond strengths (μTBSs) of a resin cement to dentin. (bvsalud.org)
The composite block was bonded to the dentin surface with a resin cement (Panavia F 2.0, Kuraray Noritake Dental) according to the manufacturer's instructions. (bvsalud.org)
The aim of this study was to compare the push-out bond strength (BS) of 2 different conventional fiber and glass fiber posts in the form of bundles by using 2 different resin cement and the fracture types formed accordingly. (turkiyeklinikleri.com)
Fig. 10: Pulpdent Embrace WetBond Resin Cement is syringed into the premolar all-ceramic crowns. (pulpdent.com)
Fig. 11: A full smile view of the completed maxillary ceramic reconstruction using Kleer-Veneer CLEAR shade and Embrace Resin Cement. (pulpdent.com)
The purpose of the study was to investigate the effect of ceramic surface pretreatment, effect of resin cement and dentin surface roughness on shear bond strength. (niom.no)
This new resin cement eliminates the need to condition the tooth preparation and the use of dentin-enamel bonding agents. (dentistryiq.com)
Infinity ® cement is a self-adhesive, all-purpose cement ideal for cementation of porcelain-metal, zirconium, all-ceramic, resin and ceramic inlay/onlays, cast metal and all types of posts. (denmat.com)
For years, thousands of dentists have made Infinity their #1 choice in resin cement. (denmat.com)
The selected patients (n=224) will undergo the pulp chamber cleaning procedure after endodontic filling with epoxy and bioceramic cement, taking into account 4 treatment groups (Katana and AH Plus, Katana and Bioceramic, Alcohol and Ah Plus and Alcohol and bioceramic) followed by bulk fill resin restoration. (who.int)

Objective: To assess the effect of the cavity design factor (C-factor) on polymerization stress development (PSD) in resin composites. (nist.gov)
Composites and adhesive systems are by far the most widely- composite/adhesive-dentin bond interface integrity as a result used and versatile dental material available to the dental from poor initial adhesion appear to be largely related to these professional1. (bvsalud.org)

Sealer cements are an essential component of root-filling materials to fill any voids and gaps between the main root-filling material and root dentin. (oraljournal.com)
A null hypothesis of no difference in tensile bond strength between groups of zirconia and lithium disilicate cemented with resin cements was also tested. (niom.no)

2-5 Steady advancement in adhesive systems continued and, by the late 1980s, dentin bonding became possible with the introduction of the total-etch technique. (allenpress.com)
6-8 The total-etch or etch-and-rinse technique generally uses a phosphoric acid that is applied, then rinsed with water before an adhesive resin is applied. (allenpress.com)
In this in vitro experimental study, 60 extracted human upper premolars were cut 0.5 mm deep under occlusal DEJ and were randomly divided into six groups ( n = 10) based on the method of dentin treatment and adhesive system: (A) two steps self-etch adhesive system (Clearfil SE bond) and (B) two steps of total etch bonding system (Adper single bond 2). (thejcdp.com)
Additionally, the application of bromelain enzyme as dentin treatment before two adhesive systems and papain before total etch adhesive system had no effect on the SBS of composite to superficial dentin. (thejcdp.com)
1 , 2 The dentin bonding agents such as total etch and self-etch, which are employed may not completely penetrate into the demineralized dentin. (thejcdp.com)

The purpose of the present study is to evaluate nanoleakage and microtensile bond strength of different resin composite materials bonded to dentin. (sciepub.com)

The purpose of this study was to evaluate the effect of glycine pretreatment on the shear bond strength between dentin and a CAD/CAM resin nano cerami. (docksci.com)
This study examined the effect of different enamel and dentin conditioning times on the shear bond strength of a resin composite using etchand-rinse and self-etch adhesive systems. (allenpress.com)
The aim of this study was to compare different dentin treatments and adhesive systems on shear bond strength (SBS) of composite to superficial dentin. (thejcdp.com)

This phenomenon is explained by the collapse of acid-etched dentin matrix that interferes with resin infiltration. (sciepub.com)
0.05), which was consistent with the cross-linking interaction found with FTIR and the in situ performance on the acid-etched dentin surface found with SEM/TEM. (cranberryinstitute.org)

The crown preparation promotes the exposure of dentin tubules. (bvsalud.org)
The exposure of the dentin tubules is inevitable during cavity or crown preparations 20 . (bvsalud.org)
It postulates that rapid shifts, in either direction, of the fluids within the dentinal tubules, following stimulus application, result in activation of sensory nerves in the pulp/inner dentin region of the tooth 1,9 . (bvsalud.org)
The fluid movement across dentin occurs via dentin tubules after acid-etching. (elsevierpure.com)
The milder acid-etching effects of self-etching primers may retain hybridized smear plugs within the tubules that reduce outward fluid flow, resulting in superior dentin sealing. (elsevierpure.com)
The self-adhesive formula syringes easily into place, minimizing placement and post-operative sensitivity by sealing dentin tubules. (denmat.com)

The specimens were assigned into six groups of five teeth each according to luting procedure and dentin pretreatment. (docksci.com)

To evaluate debonding mechanism of zirconia and lithium disilicate cemented to dentin mimicking what could occur in a clinical setting. (niom.no)

Twenty bovine teeth were prepared until obtaining flat dentin surfaces. (bvsalud.org)
In addition to its favorable effects on reduction of postpreparation and post-cementation sensitivities, this also called immediate dentin sealing technique 15 can result in significantly increased retention, reduced marginal leakage, and improved bond strengths 7,8 , when used for traditional crown preparations of vital teeth 13 . (bvsalud.org)
The aim of the present study was to evaluate the mineral content of sound dentin in primary teeth prepared using an Er:YAG laser at two different power settings. (hindawi.com)
12 ] reported cracks and microfissures in the dentin surface of primary teeth prepared using a high-powered Er:YAG laser. (hindawi.com)
Because the mineral contents of enamel and dentin in primary teeth are different from those of permanent teeth, the effect of laser on the mineral content of primary teeth may be different from that of permanent teeth as well. (hindawi.com)
In addition, However, the effect of Er:YAG laser on the mineral content of sound dentin in primary teeth has not been studied yet. (hindawi.com)
Once the outer enamel of your teeth begins to erode, the softer inside part of the tooth, called dentin, begins to wear away at a faster rate. (medicinenet.com)
S UNR I S E D EN T I S T R Y https://sunrise-dentistry.com/ While people always focus on their teeth when it comes to oral health, the gums are just as important. (edocr.com)
Pink porcelain or tooth-colored composite resins can be used to fill the gap between the gums and teeth. (edocr.com)
Genetic defects in dentin formation result in teeth that are blue-grey or yellow brown in color with amber translucency concentrated in the incisal third and thinned enamel. (cdhp.org)

Aim: To compare and evaluate the push out bond strength of resin-based sealer to the radicular dentin treated with antioxidants and diode laser to decrease oxidizing effect of sodium hypochlorite. (journalcra.com)
Conclusion: cocoa bean extract as an herbal antioxidant can give better treatment outcome when treated with resin based sealer. (journalcra.com)

The discrepancy between depth of dentin demineralization after the acid-etching and depth of resin infiltration can provide a pathway for hydrolytic degradation. (thejcdp.com)
2 , 3 One of the responsible factors for the occurrence of this degradation is imperfect infiltration of resin monomers into unsupported collagen networks. (thejcdp.com)
Dr. Tay is trying to prevent the aging and degradation of resin-dentin bonding by feeding minerals back into the collagen network. (sciencedaily.com)
All treatments significantly increased resistance to collagenase degradation and reduced the gelatinolytic MMP activity of dentin collagen compared to the untreated control. (cranberryinstitute.org)

During the provisional stage, the dentin may also encounter external stimuli that include impression taking, rinsing, drying, and removal of temporary sealing, which may all encourage tooth sensitivity and potential pulp damage 3 . (bvsalud.org)
The most widely accepted mechanism of dentin sensitivity is the so-called hydrodynamic theory of sensitivity. (bvsalud.org)
Conventional therapy for dentin sensitivity is based on using topical application of desensitizing agents which can be applied either professionally or can be described to the patient for home use. (bvsalud.org)
Dentin is about 6 times softer than enamel, so the rate of wear typically speeds up once it is exposed, causing discomfort and sensitivity. (medicinenet.com)
Desensitizing agents and dentin bonding can help decrease the sensitivity of an exposed root. (edocr.com)

Dentin surfaces were etched with 35% phosphoric acid . (bvsalud.org)
A strong, durable bond of resin-based materials was created using the phosphoric acid conditioning of enamel. (allenpress.com)
As materials and techniques for dentin bonding evolved, a 15-second phosphoric acid treatment time also yielded good bond values to this substrate. (allenpress.com)
observed that the treatment of dentin with 10% NaOCl after etching with 40% phosphoric acid enhanced the tensile strength of adhesive to dentin. (hindawi.com)

It could increase the resin infiltration into the demineralized collagen network, but it poses two major challenges: the excessive dehydration of the dentin collagen and the depth of demineralization beyond the resin-infiltration level resulting in poor hybridization. (thejcdp.com)
Both demineralization and resin infiltration processes occur simultaneously. (thejcdp.com)
Dentin demineralization leaves collagen fibrils susceptible to enzymatic digestion, which causes breakdown of the resin-dentin interface. (cranberryinstitute.org)
Following demineralization, polyphenol-rich extracts-including grape seed (GSE), green tea (GTE), and cranberry juice (CJE)-or chemical cross-linker carbodiimide with n-hydroxysuccinimide (EDC/NHS) were applied to the demineralized dentin surfaces for 30 s. (cranberryinstitute.org)

Increased adhesive properties to dentin may lead to greater strength of the restored tooth, which may provide greater resistance to tooth fracture and clinical longevity of an endodontically treated tooth. (oraljournal.com)

In addition, Ari and Erdemir [ 19 ] reported that the adhesion of dental restorative materials to hard tissue was affected by changes in the mineral content of dentin. (hindawi.com)

NaOCl, however, can alter the composition of dentin and hence its interaction with the adhesive resins used to bond the restorative materials to treated dentin. (hindawi.com)
Chemicals used during the preparation of root canals, however, can alter the composition and hence the interaction of dentin surface with the restorative materials. (hindawi.com)
Therefore, change in the mineral content of dentin is important to restorative practice, bonding mechanism, and microleakage. (hindawi.com)
Composite resins activated by ultraviolet light and visible light have become an essential part of the armamentarium of the dentist undertaking restorative, preventive and orthodontic dentistry [1,2]. (who.int)

Composite (Z100) to enamel and dentin bond strengths (24 hours) were determined using Ultradent fixtures and debonded with a crosshead speed of 1 mm/minute. (allenpress.com)
OBS generated the high- est (46.2 ± 7.9) bond strengths to dentin at the recommended treatment time. (allenpress.com)
At the extended treatment time X4 (42.2 ± 11.7), PSE (42.1 ± 9.7) and OBS (41.4 ± 8.0) produced the highest bond strengths to dentin. (allenpress.com)

Synergistic effect of collagen cross-linking and remineralization for improving resin-dentin bond durability. (bvsalud.org)
In this study, the synergistic effect of glutaraldehyde -cross-linking and remineralization on the strength and durability of resin- dentin bonds was investigated. (bvsalud.org)
Remineralization of cross-linked dentin for 24 h followed by dry bonding increased the immediate µTBS and improved bond durability. (bvsalud.org)

The dentin surfaces were then treated with ED Primer II (Kuraray Noritake Dental). (bvsalud.org)
Self-etch adhesive systems are promoted as being more efficient for bonding procedures by using fewer treatment steps to condition tooth surfaces for bonding resin-based materials. (allenpress.com)
The concept involved creating microporosity in enamel tooth surfaces by using acid conditioning, then bonding resin-based materials to this altered surface. (allenpress.com)

CAM resin nano ceramic material to dentin. (docksci.com)
Material and Methods: Thirty cylinders were milled from resin nano ceramic blocks with CAD/CAM technology. (docksci.com)

Mineral content in the dentin slabs were calculated by inductively coupled plasma-atomic emission spectrometry (ICP-AES). (hindawi.com)
Ten-microm-thick films were cut from dentin slabs of non-carious extracted human third molars. (cranberryinstitute.org)

They are applied over noncarious dentin or dentin with some remaining caries. (dentalproductsreport.com)
Cavitated caries confirmed as the cause reflects more advanced destruction into the enamel and dentin layers. (cdhp.org)
In addition to the high prevalence of dental enamel anomalies, in many enamel alterations, its presence is absent or in small amount, and therefore there is a greater possibility of dental caries, since the dentin is unprotected 3 , which hinders or overlaps diagnosis of the initial lesion. (bvsalud.org)

For instance, resin-dentin specimens were prepared and immersed in silver nitrate that penetrated into nanoleakage. (sciepub.com)

Therefore, the surface energy of the dentin is improved owing to higher hydroxyapatite content and diffusion enhancement of adhesive monomers through dentin. (thejcdp.com)
One dentin slab per group was used to evaluate the dentinal morphology and surface roughness values using SEM and profilometer, respectively. (hindawi.com)

Larger areas of exposed dentin can be repaired through a combination of bonding, replacement crowns or other specialized operative techniques. (medicinenet.com)

it prepares the tooth for application of an adhesive to the hybrid layer so that the resin can latch on to the collagen network. (sciencedaily.com)

Regardless of its significant effect on the organic component of dentin, NaOCl has no effect on dentin's inorganic part [ 18 ]. (hindawi.com)
In literatures, there are conflicting results on how the treatment of dentin with NaOCl affects the subsequent bond strength. (hindawi.com)

Subgroup 1: using filtek TM Z250 with G-bond plus (G-aenial) (self-etching mode), then application of hydrophopic resin coating (Heliobond). (sciepub.com)
Etching dentin and the use of bonding agents are optional when there is retention form in the preparation. (pulpdent.com)
Etching and bonding to dentin is indicated. (pulpdent.com)

The cylinders were subsequently cemented to the exposed dentin of 30 bovine permanent mandibular incisors. (docksci.com)

4 The feasible solution to eliminate or minimize this problem would be the use of a proteolytic agent, known as deproteinization, which removes organic components in dentin and changes its chemical composition. (thejcdp.com)

Thus, coating should be performed immediately after cutt ing the dentin and provide a biological seal that acts as a dentin-pulp protector. (bvsalud.org)
Just as important as the barrier is the need for a material that can help stop the decay process and stimulate pulp cells to form new dentin. (dentalproductsreport.com)
It also had the benefit of being antibacterial, as well as the ability to stimulate secondary dentin formation in proximity to the pulp. (dentalproductsreport.com)
Damage to the pulp tissue inside the tooth triggers inflammatory destruction and resorption of root canal dentin first and then enamel from inside. (cdhp.org)

twenty-five extracted human molars were ground flat to expose occlusal dentin. (bvsalud.org)

This study aimed to evaluate the effects of polyphenol-rich extracts and a chemical cross-linker on the cross-linking interaction, resistance to digestion, and endogenous matrix metalloproteinase (MMP) activities of dentin collagen under clinically relevant conditions. (cranberryinstitute.org)

They fracture easily due to brittle dentin. (cdhp.org)

Dentin disks were placed in a split-chamber device, and in situ fluid movement across dentin was measured, with and without physiological pressure, during bonding procedures or 24 hrs after bonding. (elsevierpure.com)

Relative dentin abrasivity (RDA) is a standardised measurement of the abrasive effect that the components of a toothpaste. (wikipedia.org)
Flury S, Koch T, Peutzfeldt A, Lussi A, Ganss C: The effect of a tin-containing fluoride mouth rinse on the bond between resin composite and erosively demineralised dentin. (karger.com)

Provisional sealing materials do not cohesively bind to dentin and may permit leakage to bacteria and their products before the luting of final restoration. (bvsalud.org)

This network generates an area containing collagen in the hybrid layer without any support of either minerals or resins. (thejcdp.com)

Anatomy21

Organisms2

Diseases18

Chemicals and Drugs78

Analytical, Diagnostic and Therapeutic Techniques and Equipment48

Phenomena and Processes23

Technology, Industry, Agriculture42

Health Care3

Restorations12

Adhesives11

Cement10

Composites2

Cements2

Total-etch5

Microtensile bond strength1

Shear bond strength3

Acid-etched dentin2

Tubules6

Pretreatment1

Lithium Disilicate1

Teeth10

Sealer2

Degradation4

Sensitivity5

Phosphoric4

Demineralization4

Clinical1

Adhesion1

Restorative4

Bond strengths3

Durability3

Surfaces3

Ceramic2

Slabs2

Caries3

Specimens1

Surface2

Crowns1

Collagen network1

NaOCl2

Etching3

Bovine1

Feasible1

Pulp4

Molars1

Study1

Fracture1

Situ1

Effect2

Leakage1

Minerals1