WEBVTT 00:00:00.000 --> 00:00:26.199 {"text":"

The temporary is removed. If necessary, any leftover temporary cement is removed from the preparation with a polishing brush and cleaning paste free of oil and fluoride (e.g. Proxyt fluoride-free<\/strong>). Subsequently, the preparation is dried with moisture-free and oil-free air. <\/p>","id":1} 00:00:26.199 --> 00:00:35.600 {"text":"

The permanent restoration is tried in. At this stage, the shade, accuracy of fit and occlusion of the restoration are checked. <\/p>\n","id":2} 00:00:35.600 --> 00:00:54.399 {"text":"

In order to evaluate the overall effect of the restoration Variolink Esthtic Try-In<\/b> pastes can be used. Following try-in, thoroughly rinse the restoration with water spray and dry with oil- and waterfree air.
<\/p>","id":3} 00:00:54.399 --> 00:01:04.159 {"text":"

Sandblast the bonding surface with 50 – 100 μm aluminium oxide at 1 – 1.5 bar pressure. Clean the restoration in an ultrasonic unit with 70% ethanol.<\/div>\n","id":4} 00:01:04.159 --> 00:01:16.480 {"text":"

The restoration is thoroughly rinsed with water spray and dried with oil-free air. <\/p>\n","id":5} 00:01:16.480 --> 00:01:32.560 {"text":"

Apply Adhese Universal on the conditioned surface and scrub it in for 20 seconds.<\/p>\n","id":6} 00:01:32.560 --> 00:01:40.879 {"text":"

Following this, disperse Adhese Universal with oil-\/moisture-free compressed air.<\/p>\n","id":7} 00:01:40.879 --> 00:01:47.839 {"text":"

Relative isolation of the treatment field - preferably with OptraDam<\/strong> or alternatively with absorbent pads and a saliva ejector - is indispensible. <\/p>","id":8} 00:01:47.839 --> 00:02:09.960 {"text":"

The preparation is cleaned with a polishing brush and moisture-free and fluoride-free cleaning paste (e.g. Proxyt fluoride-free<\/strong>). Then it is rinsed with water spray. Subsequently, it is dried with air free of oil and moisture. Overdrying must be avoided. <\/p>","id":9} 00:02:09.960 --> 00:02:23.719 {"text":"

Apply phosphoric acid gel (e.g. Total Etch<\/b>) onto the prepared enamel first, and then to the dentin. The etchant should be left to react on the enamel for 15 \u2013 30 seconds and on the dentin for 10 \u2013 15 seconds.
<\/p>","id":10} 00:02:23.719 --> 00:02:37.000 {"text":"

Then rinse thoroughly with a vigorous stream of water for at least 5 seconds and dry with compressed air until the etched enamel surfaces appear chalky white.
<\/p>","id":11} 00:02:37.000 --> 00:03:00.560 {"text":"

Starting with the enamel, thoroughly coat the tooth surfaces to be treated with Adhese Universal<\/b>. The adhesive must be scrubbed into the surface for at least 20 seconds.
<\/p>","id":12} 00:03:00.560 --> 00:03:11.520 {"text":"

Disperse Adhese Universal<\/b> with oil- and moisture-free compressed air until a glossy, immobile film layer results. Avoid pooling.
<\/p>","id":13} 00:03:11.520 --> 00:03:15.760 {"text":"

Light-cure Adhese Universal<\/b> for 10 seconds using a light intensity of at least 500 mW\/cm2 <\/sup>(e.g. Bluephase Style<\/b>).
<\/p>","id":14} 00:03:15.760 --> 00:03:22.360 {"text":"

Dispense Variolink Esthetic DC<\/b> from the automix syringe and apply the desired quantity directly to the restoration.
<\/p>","id":15} 00:03:22.360 --> 00:03:29.600 {"text":"

The restoration is seated and held in place using light constant pressure. <\/p>","id":16} 00:03:29.600 --> 00:03:45.520 {"text":"

Light-cure excess material with the polymerization light (e.g. Bluephase Style<\/b>) for 2 seconds<\/b> per quarter surface (mesio-oral, disto-oral, mesio-buccal, disto-buccal) at a distance of max. 10 mm.
<\/p>","id":17} 00:03:45.520 --> 00:03:50.560 {"text":"

The gel-like excess material can be easily removed with a scaler. <\/p>","id":18} 00:03:50.560 --> 00:03:57.719 {"text":"

As with all composite systems, Variolink Esthetic<\/b> is subject to oxygen inhibition. To prevent this, cover the restoration margins with glycerine gel\/air block (e.g. Liquid Strip<\/b>) immediately after excess removal.
<\/p>","id":19} 00:03:57.719 --> 00:04:15.039 {"text":"

When a polymerization unit with a light intensity of at least 1000 mW\/cm2<\/sup> is used, the composite resin must be cured for 10 seconds per mm thickness and segment (e.g. Bluephase Style<\/strong>).<\/p>\n","id":20} 00:04:15.039 --> 00:04:24.879 {"text":"

Liquid Strip<\/strong> is rinsed off and the rubber dam is removed. <\/p>","id":21} 00:04:24.879 --> 00:04:35.319 {"text":"

Proximal areas are adjusted with finishing and polishing strips. The occlusion and functional movements are checked and adjusted if necessary. The restoration margins are polished with polishers (e.g. OptraPol<\/strong>) or discs. <\/p>\n","id":22} 00:04:35.319 --> 00:04:55.360 {"text":"

A thin film of Fluor Protector <\/strong>is applied with a Vivabrush or brush and distributed evenly. The varnish is dried with an air syringe. <\/p>","id":23}