【转载国外病例】通过先进的CL IV的修复步骤

发布时间:2018-06-08 09:05  |  文章分类:修复浏览次数:  |  评论:  | 推荐数:0
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Restoration of anterior teeth is always one of the biggest challenges for a dentist because of the difficulties in color matching and texture; correct shade matching and layering of composite allow us, though, to get excellent aesthetic results.

001.jpg

Img.1 – Initial situation.

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Img.2 – Button try used for shade taking by using small piece of composite 1.5mm (without etching and bonding) on cervical third for dentine (light, medium, dark) and enamel (light, dark) on the incisal third and polymerized.

Img.3 – Enhanced by increasing the contrast and decreasing the brightness for shade evaluation.

Img.4 – Black and white image used to evaluate color value.

Img.5 – Isolation.

Img.6 – All sharp edges were rounded up by diamond rugby ball bur.

Img.7 – Bevel 2 mm was done.

Img.8 – Etching (37% Phosphoric Acid) for 30 seconds with teflon for adjacent tooth.

Img.9 – Rinsing for 30-40 seconds with water.

Img.10 – The surfaces were dried with gentle stream of air and universal bonding agent was applied with brushing motion at least 20 seconds.

Img.11 – Dried for 5 seconds in order to evaporate the solvent , the target to get shiny surfaces without any movement of adhesive on the tooth was invisible.

Img.12 – Polymerization for 30 seconds.

Img.13 – Palatal sheel and proximal wall was made after 0.5 mm layer of light enamel applied on silicone guide.

Img.14 – Medium dentin is applied.

Img.15 – Bristle of stable brush for adaptation.

Img.16 – Adding some white tint to mimic the nature looking of the adjacent tooth.

Img.17 – Stratification of last layer of composite light enamel.

Img.18 – Polishing paste with goat brush.

Img.19 – Felt Wheel.

Img.20 – Immediately finished after rubber dam removal.

Img.21 – Final result.

Img.22 – Before and after.
 
Conclusions
With simple techniques protocol and basic rules we can easily overcome the challenges of such cases in aesthetic zones.

Bibliography
Devoto W, Saracinelli M, Manauta J. Composite in everyday practice: how to choose the right material and simplify application techniques in the anterior teeth. Eur J Esthet Dent 2010;5(1):102-24.
Paolone G, Orsini G, Manauta J, Devoto W, Putignano A. Composite shade guides and color matching.Int J Esthet Dent. 2014 Summer;9(2):164-82.
Devoto W, Saracinelli M, Manauta J.Composite in everyday practice: how to choose the right material and simplify application techniques in the anterior teeth.Eur J Esthet Dent. 2010 Spring;5(1):102-24.
http://styleitaliano.hime.host/white-lesion-removal-with-simplified-composite-system
http://styleitaliano.hime.host/basic-rules-for-class-iv-restorations

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