CR Manual CP L&M en - Creation Willi Geller
CR Manual CP L&M en - Creation Willi Geller
CR Manual CP L&M en - Creation Willi Geller
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TOOTH PREPARATION<br />
1,5<br />
2,0<br />
1,5<br />
1,5<br />
2,0<br />
2,0 2,0<br />
1,5<br />
0,7<br />
0,5<br />
1,5 - 2,0<br />
0,5<br />
1,5<br />
5 | L O W<br />
I N L AY S<br />
Inner walls should not be prepared parallel, but op<strong>en</strong> out approx.<br />
15 ° towards the occlusal surface. Occlusal preparations<br />
should be approx. 2 mm deep. Box preparations should have<br />
rounded corners and edges with no contact to the opposing bite<br />
at the junction of the tooth and inlay and no feather edges.<br />
<strong>CR</strong>OWNS<br />
Reduce the incisal edge by 2 mm and labial and buccal walls by<br />
1 – 1,5 mm. Prepare a well-formed deep chamfer or 90° shoulder.<br />
There should be no sharp edges and a minimum space of 1 mm<br />
palatally.<br />
L A M I N AT E V E N E E R S<br />
Prepare labially to a minimum of 0,5 mm at the gingival deep<br />
chamfer and up to 1 mm at the incisal edge. All preparation margins<br />
should be deep chamfers.