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· dasdental labor · LXII ·

4/2014

27

All or nothing

Function

the case of dynamic grinding in – in

contrast to static grinding in – the gui-

de surfaces can be very finely prepared

from the palatal (Fig. 17 to 20).

e

Fig. 14 Restructured guide surfaces

using the “Freeform tool”

e

Fig. 17 “Adapting to the antagonists” determines

where there is penetration and “grinds” in this high

spot

e

Fig. 18 Functional surfaces would be inadequately

prepared without a virtual articulator

e

Fig. 19 Cleary visible high spots on the functional surfac-

es with only static adaptation to the opposing jaw

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Fig. 20 Adaptation using the virtual articulator shows all

the guide surfaces in function without high spots in protru-

sion or laterotrusion

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Fig. 15 The guide surfaces control the

gradual protrusive movement

Fig. 17

Fig. 19

Fig. 20

Fig. 18

Fig. 16

Fig. 14

Fig. 15

e

Fig. 16

Also laterotrusion