. The Dental cosmos. THE OLD METHOD OFSWAGING ONE-PIECE GOLD PLATES. Heretofore, in the making of an uppergold denture, the plate was cut from onepiece of plate gold, excepting, of course,the vacuum chamber lid, the rims andstays. No. 2G (Brown and Sharpe gage) ATKINSON .—THE SEGMENTAL GOLD PLATE. 435 was considered the minimum gage for anupper plate, and No. 24 gage the mini-mum for a lower one. These plateslacked stability or were flimsy whenlighter gages were used. The plates thusmade from one piece of plate gold,fluted over the region of the canineeminence or at the frenum, and over thecon
. The Dental cosmos. THE OLD METHOD OFSWAGING ONE-PIECE GOLD PLATES. Heretofore, in the making of an uppergold denture, the plate was cut from onepiece of plate gold, excepting, of course,the vacuum chamber lid, the rims andstays. No. 2G (Brown and Sharpe gage) ATKINSON .—THE SEGMENTAL GOLD PLATE. 435 was considered the minimum gage for anupper plate, and No. 24 gage the mini-mum for a lower one. These plateslacked stability or were flimsy whenlighter gages were used. The plates thusmade from one piece of plate gold,fluted over the region of the canineeminence or at the frenum, and over thecondyloid prominences at the ends of thealveolus. compression machines, is inadequate toovercome this fault. A striking illustration of the resultof ignoring the law just cited is the seam-less crown, that flimsy abomination thatyour office boy can make in sevenminutes ( !) In this instance a piece ofmetal, greater in dimension than thespace which it is to occupy, is forced intothe shape of a cup by means of a plunger.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectdentist, bookyear1912
