before and after
April 25, 2022
Dr. John Weston, DDS, FAACD

Clinical Case: Anterior Class 4 Composite and Diastema Closure on Adjacent Anterior Central Incisor Teeth Using a Universal Adhesive and Nano Particle Composite.

Using 3M™ Scotchbond™ Universal Plus Adhesive, 3M™ Elipar™ DeepCure-S LED Curing Light, 3M™ Filtek™ Supreme Ultra Universal Restorative and 3M™ Sof-Lex™ Diamond Polishing System.

About the Case

Patient came with a stained and failing composite restoration on the mesial incisal edge of tooth #9 (or 21), she also complained of the small black triangle space that was evident when the teeth are dry. The initial placement was done due to trauma. The treatment plan consisted of a Class 4 on tooth #9 (or 21) and MLF on tooth #8 (or 11) direct bonded composites.

The restorations were completed using total etch procedure, 3M™ Scotchbond ™ Universal Plus Adhesive and 3M™ Filtek™ Supreme Ultra Universal Restorative shades WE, WB. Polishing was completed using 3M™ Sof-Lex™ Diamond Polishing system and Cosmedent Medium sanded disc and felt disc with enamelize.

Initial situation

Initial presentation of the failing class 4 restoration on tooth #9 (or 21) and small black triangle space.

Preparation

The previous restoration on tooth #9 (or 21) was completely removed, and a long bevel margin was created.

3D printed view

After isolation using mylar strip, enamel was etched using 37% phosphoric acid gel for 10 seconds, then rinsed and air dried.

3M™ Ketac™ Universal Aplicap™ Glass Ionomer Restorative

Pre-treatment with HF, rinse with water, 3M™ Scotchbond™ Universal Plus Adhesive was applied and agitated for 20 seconds, then air-dried until adhesive stops moving.

Application of adhesive

3M™ Scotchbond Universal Plus Adhesive was light cured with a 3M™ Elipar™ DeepCure-S LED Curing Light for 10 seconds.

Preparation ready for bonding

Incisal edge matrix was placed and 3M™ Filtek™ Supreme Ultra Universal Restorative shades WE and WB were applied following the product IFU.

bite-wing radiograph

After both teeth were restored, a fine flame diamond bur was used for initial primary contouring.

Polishing using beige 3M™ Sof-Lex™ Pre-Polishing Spirals (Beige) under water spray.

Final aspect of completed restoration on teeth #8 (or 11) and #9 (or 21).

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