Blockout technique for impressions of teeth with increased open gingival embrasures

A dental technique is described that blocks out enlarged gingival embrasure s to eliminate distortion of an impression and the resultant cast for remov able partial or fixed partial dentures. This procedure consists of injectin g polyvinyl siloxane impression material in embrasures to form custom block out wedges. This technique provides a simple method for clean, customized b lockout of potentially damaging undercuts that can distort impressions and casts. The ultimate accuracy of the cast results in a precise definitive pr osthesis.