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Published byHerbert Wilkins Modified over 9 years ago
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Filtek™ LS Low Shrink Posterior Restorative System
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Less than 1% shrinkage 1 Reduced stress and improved marginal integrity Extended operatory light stability A remarkable 9 minutes of working time Ideal handling Non-sticky, easier manipulation during placement, and ideal sculptability Silorane technology Low shrinkage is achieved by using a novel ring-opening chemistry, called silorane. Used with dedicated 3M™ ESPE™ LS System Adhesive Available in 4 shades (A2, A3, B2, C2) with excellent chameleon effect 1 <1% volumetric shrinkage tested by bonded-disc method
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Polymerization Stress vs. Shrinkage 0 5 10 15 20 0.5 % 1.0%1.5%2.0%2.5%3.0% Shrinkage (Vol. %) Polymerization Stress (MPa) Filtek™ LS Watts et al. Charisma™ Spectrum ® TPH ® Herculite™ XRV CeramX™ Grandio ® QuiXX™ Premise™ Tetric EvoCeram ® P60 Advantages Reduced polymerization shrinkage and stress can lower the risk of marginal staining, post-operative sensitivity, secondary caries, microleakage and debonding. Advantages Reduced polymerization shrinkage and stress can lower the risk of marginal staining, post-operative sensitivity, secondary caries, microleakage and debonding. Stress method: Bloman; shrinkage method: bonded-disc. Source: University of Manchester
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Polymerization Stress Methacrylate ChemistrySilorane Chemistry Filtek™ LS Finite element analysis of polymerization stress. Source: University of Minnesota. High Stress Low Stress 50 QuiXX™
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Operatory Light Stability Advantages Increased working time Ability to use operatory light directly Improved visibility in the posterior can lead to better marginal adaptation Flexibility and easy placement Method: ISO 4049, Source: 3M ESPE, internal data
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Placement of Filtek™ LS Posterior Restorative 3M™ ESPE™ Filtek LS Self-Etch Primer Apply with agitation for 15 sec Air dry Light cure for 10 seconds 3M™ ESPE™ LS System Adhesive Bond Apply Air thin if desired Light cure for 10 seconds Filtek™ LS Restorative Incremental placement is indicated; depth of cure is 2.5 mm Excellent operatory light stability allows additional time for manipulation Light-cure each increment as indicated (20 seconds for LED over 1000 mw/cm2)
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Photos courtesy of Dr. Gabriel Krastl Clinical Results of Filtek™ LS Posterior Restorative
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Filtek™ LS Low Shrink Posterior Restorative System Filtek™ LS Posterior Restorative could help increase patient satisfaction, improve restorative success, and increase practice productivity Two ways to try Filtek™ LS Posterior Restorative System Trial Kit (4901TK & 4902TK) Risk Free Try & Buy (4901TB & 4902TB)- Available 6/2008
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