A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . The above is a common facial expressionin open-bite malocclusion. Fig, DiagnosisIn the malocclusion which is characterized by open-bite, the front teeth are apart or open when the jawsare closed in an effort to masticate food. The extentof the malocclusion varies in its scope from conditionsin which only the most distal molars occlude, to condi-tions in which all of the buccal teeth may quite per-fectly^ occlude while the labial teeth are apart. Inpronounced cases of open-
A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . The above is a common facial expressionin open-bite malocclusion. Fig, DiagnosisIn the malocclusion which is characterized by open-bite, the front teeth are apart or open when the jawsare closed in an effort to masticate food. The extentof the malocclusion varies in its scope from conditionsin which only the most distal molars occlude, to condi-tions in which all of the buccal teeth may quite per-fectly^ occlude while the labial teeth are apart. Inpronounced cases of open-bite, when the jaws are intheir nearest occlusal relations, with the lips in repose,the mouth is usually open, often with a drooping of thelower lip, which even with patients of more than com-mon intellectuality, often produces the expression ofimbecility. See Fig. 150. Again, the forced effortto close the lips in these cases, especially if complicatedwith bimaxillarv protrusion, will retract andretrude the muscles of the chin and give to thefeatures an awkward receding chin effect, whichenhances the deformity, as shown in Fig. 151. The occluso-labial casts of a few typicalcharacters of
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Keywords: ., bookcentury1900, bookdecade1920, bookidpracticaltre, bookyear1921
