A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . bilities of orthodontia when one has arrived at a true conception of artistic rela-tions in determining the character and type of dento-facial malocclusions, and themovements demanded for their most perfect correction. Fig. This principle is further illustrated in the diagrammatical drawings underFig. 123. Like the former illustration, the two faces on the left are drawn exactlyalike in every particular, except a slight change in the profile outline of the upper 188 PART V
A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . bilities of orthodontia when one has arrived at a true conception of artistic rela-tions in determining the character and type of dento-facial malocclusions, and themovements demanded for their most perfect correction. Fig. This principle is further illustrated in the diagrammatical drawings underFig. 123. Like the former illustration, the two faces on the left are drawn exactlyalike in every particular, except a slight change in the profile outline of the upper 188 PART Vr. DENTO-FACFAL MALOCCLUSIONS lip and the end of the nose. The amount of difference in the facial outlines of thetwo faces on the left is shown on the right, which illustrates how a very littledepression of the central features of the physiognomy, shown in the first figure,will produce the effect of prognathism of the lower jaw. If the cross lines of thesefigures were removed, one would hardly believe that the harmonizing effect in thecentral face was not partly produced by retruding the outlines of the lower lipand chin, or that it had been accomplished with so little change as that shown onthe right. This change is exactly that which may be accomplished in any caseimder eighteen years of age, with bodily labial force properly applied
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Keywords: ., bookcentury1900, bookdecade1920, bookidpracticaltre, bookyear1921
