playing a wind instrument论文.pdf

HANDS ON
Occlusion
Playing a wind instrument
Background.—Many wind instrument players and groups. Maxillary intermolar width did not differ signifi-
teachers believe that playing a wind instrument can contrib- cantly. The large-cup brass group also had a significantly
ute to the development of malocclusion. Often dentists and lower mean maxillary minus mandibular intermolar width
orthodontists are asked if playing a wind instrument and a significantly lower ratio between the maxillary and
changes tooth position or whether a patient’s malocclusion mandibular intermolar widths. These large-cup brass
is the result of playing a wind instrument regularly. The po- players also had a significantly higher prevalence of lingual
sition of the teeth depends on forces exerted by the tongue, cross-bites than the other groups. Gender was not a con-
lips, dental occlusion, periodontal membrane, and paraf- tributing factor.
unctional habits, for example, sucking the thumb. It is nec-
essary to apply a force greater than the minimum threshold Discussion.—The mouthpieces of the instruments
of magnitude and duration to produce tooth movement. varied widely (Fig 2). The difference in the mandibular in-
Theoretically playing a wind instrument might exert exter- termolar width for the large-cup brass players may result
nal forces on the occlusion s