A practical treatise on mechanical dentistry . With the die, Fig. 434, thus cast, in accurately reproducing thenatural cusps and sulci, there can be obtained with pure gold plate,34 gage, a perfect counterpart of the grinding surface of a bicuspidcrown, Fig. 435. The palatal cavity of the impression thus madein the plate must now be filled with gold solder, 20 carats fine, ARTIFICIAL CROWNS. 525 after which the piece must be finished up by any requisite trim-ming-. Care should be taken to leave the palatal cusp entire, andjust enough of the buccal or external cusp to combine with theporcelain
A practical treatise on mechanical dentistry . With the die, Fig. 434, thus cast, in accurately reproducing thenatural cusps and sulci, there can be obtained with pure gold plate,34 gage, a perfect counterpart of the grinding surface of a bicuspidcrown, Fig. 435. The palatal cavity of the impression thus madein the plate must now be filled with gold solder, 20 carats fine, ARTIFICIAL CROWNS. 525 after which the piece must be finished up by any requisite trim-ming-. Care should be taken to leave the palatal cusp entire, andjust enough of the buccal or external cusp to combine with theporcelain face in the formation of a proper occluding surface, From the model, as represented in Fig. 430, sufficient wax Fig. 438. Fig. 439. Fig. 440. Fig. 441. Fig. 442. Fig.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectdentist, bookyear1903
