Transactions of the Illinois State Dental Society, 1892 . were opened by permanently lengthening the posterior occludingteeth. Facial deformity in these cases is always more or less marked,and its unpleasantness, not more largely due to the exposure of. protruding teeth than to an irregular fullness and peculiar hanging,or immobile expression of the upper lip ; partly produced by aconscious effort of the muscles to keep the teeth covered. (ZZt/x ts7iot shown in Figs. 2 and 3 fiearly so strongly marked as in the model, orface itself, before correcting.^ 86 ILLINOIS STATE DENTAL SOCIETY. After t
Transactions of the Illinois State Dental Society, 1892 . were opened by permanently lengthening the posterior occludingteeth. Facial deformity in these cases is always more or less marked,and its unpleasantness, not more largely due to the exposure of. protruding teeth than to an irregular fullness and peculiar hanging,or immobile expression of the upper lip ; partly produced by aconscious effort of the muscles to keep the teeth covered. (ZZt/x ts7iot shown in Figs. 2 and 3 fiearly so strongly marked as in the model, orface itself, before correcting.^ 86 ILLINOIS STATE DENTAL SOCIETY. After trying—without avail—a complicated affair for lengthen-ing the bite, I finall} inserted a simple black rubber plate thatcovered the roof of the mouth and possessed a thickened portion infront to receive the thrust of the six lower anterior teeth. Thiswas worn during the entire operation, with occasional alterationsaccording to the demands of change. The posterior teeth werethus prevented from forcible occlusion until nature had producedin them a sufficient growth and fixed them permanently in theirextended ptDsitions.
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectdentist, bookyear1865
