Anterior teeth cross-bite appliance
An anterior crossbite and appliance technology, applied in dentistry, orthodontics, prosthetics, etc., can solve the problems of affecting the treatment effect, weak orthodontic force, and regular follow-up of patients, so as to facilitate the application of occlusal force and improve the face. Form, the effect of slowing shrinkage
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[0017] Figure 1-Figure 4 The crossbite appliance shown includes an appliance body made of elastic memory material. The appliance body has a dental arch groove that can be adapted to the lower dental arch of the human body. The two sides of the arch groove are A and B The groove width of the corresponding lower teeth is adapted to the thickness of the corresponding lower teeth. The groove width of the middle part C of the arch is greater than the thickness of the lower anterior teeth 8. The 5 gaps form a space 9 for the inward movement of the lower teeth, which makes room for the lower front teeth to move to the lingual side after receiving force.
[0018] The appliance is located in the arch-shaped middle part C of the dental arch groove. The inner surface of the groove roof is the inclined guide surface 7 of the lower teeth moving inward with the lingual side high and the labial side low. The protrusion 4, the outer surface of the lingual side wall 5 near the top of the gro...
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