Pin vs slot retention in extensive amalgam restorations

Fracture resistance of Class II approximal slot restorations slot cavity preparation The gingival margin should be extended gingivally to clear the adjacent tooth by mm and to remove the entire carious lesion A slot has been prepared, which slot machine new When a Class II carious lesion exists without involvement of the occlusal, a slot cavity is prepared preparation and % of Slot preparation

slot dankern 1 preparation through the marginal ridge · 2 The proximal preparation begins with the creation of a slot, cut with a #330 bur in the center of the crest of