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THE GOLD INLAY 193
Fig. 223.—Step form on an Fig. 224.—Proximo-occlusal cavity
upper molar involving the lingual on a bicuspid.
groove.
Fig. 225.—Double step cavity on Fig. 226.—Another view of the cav-
a molar. ity seen in Fig. 225.
Fig. 227.—Cavity on an upper Fig. 228.—Inlay preparation
molar, showing dovetailed occlu- involving central and distal fossae
sal step for locking the inlay into and proximal surface on a molar.
position. The inlay will be keyed into posi-
tion by the dovetailed occlusal
step.
13
Fig. 223.—Step form on an Fig. 224.—Proximo-occlusal cavity
upper molar involving the lingual on a bicuspid.
groove.
Fig. 225.—Double step cavity on Fig. 226.—Another view of the cav-
a molar. ity seen in Fig. 225.
Fig. 227.—Cavity on an upper Fig. 228.—Inlay preparation
molar, showing dovetailed occlu- involving central and distal fossae
sal step for locking the inlay into and proximal surface on a molar.
position. The inlay will be keyed into posi-
tion by the dovetailed occlusal
step.
13
