Class 2 cavity preparation modifications

website slot and tunnel preparation • Tunnel preparation Page 20 Initial tooth preparation depth • Placement of locks, grooves, coves, slots, pins, or amalgampins slot r Tunnel restorations performed by 4 dentists were evaluated after a mean of 35 months in situ Demineralized enamel was to be spared during preparation

slot and tunnel preparation Tunnel Restoration The approximal caries is removed by gaining access from the occlusal surface Tunnel Restoration 2 The Proximal Slot Preparation   The box-only, Approximal slot, or groove preparation This approaches the The second type is the tunnel preparation, which is also known as   The main advantage of tunnel restoration over the conventional box or slot preparation includes being more conservative and increasing tooth

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