. Operative and dental anatomy technics; a class-room and laboratory manual for freshmen dental students . Fig. 73.—Thompkins scalers. and D. D. Smiths Approximal Trimmers, popular varieties,are also useful. (i) Saw.—The saw is generally used in a special frame,and has teeth on one or both sides. It is useful for separating , SAWS ,\ KNWES 63 Icclh and for trimmin<^f siir])lus material from jjroximal Kacbcr, Wilson, Clapp, Ciordoii-Whilc and thin-ribbon^^. Fig. 74.—Black files. saws are prominent varieties (Fig. 76). (j) KJnife.—Synonym, Trimmer. An in-strument with a th
. Operative and dental anatomy technics; a class-room and laboratory manual for freshmen dental students . Fig. 73.—Thompkins scalers. and D. D. Smiths Approximal Trimmers, popular varieties,are also useful. (i) Saw.—The saw is generally used in a special frame,and has teeth on one or both sides. It is useful for separating , SAWS ,\ KNWES 63 Icclh and for trimmin<^f siir])lus material from jjroximal Kacbcr, Wilson, Clapp, Ciordoii-Whilc and thin-ribbon^^. Fig. 74.—Black files. saws are prominent varieties (Fig. 76). (j) KJnife.—Synonym, Trimmer. An in-strument with a thin, knife-hke blade, madein various shapes, designed for trimming orshaving off surplus filling material at the gingi-val, buccal and lingual margins of proximalfillings. Black^s (Fig. 77), Wedelstaedfs, Pich-Icrs (Fig. 78) and Gordon-Whitens are all use-ful examples. (k), (1), (m), (n) Wheel, Point, Disk, Strip.—^Wheel. A small grindstone, ranging from1/2 inch to I inch in diameter, of various thick-nesses and made of corundum or carborundum,of which the latter is harder, cuts more rap-idly and lasts longer (Fig. 79). Point, of the same materials and of vulcarbo,the Point (Fig. 80) being of various shapes, asbarrel, cone, bud, bell, etc., and ranging inseveral sizes. Also made of Arkansas, Scotchand Hindoostan stone when intended for finergrinding, these materials being of a much 64 INSTRUMENTS AND APPLIANCES \. Fig. 75.—Flexo file. —frame -Ka
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Keywords: ., bo, bookcentury1900, bookdecade1910, bookidoperativedentala00mcge
