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Palatal Finger Spring - These springs are used to move teeth buccally or lingually. Buccal Canine Retractor - These springs are used to bring a buccally placed canine more lingual. Z-Spring - This spring is used to move one or two teeth labially; T-Spring - This spring is used to move teeth labially.
Ectopic eruption may lead to impaction. Previously, it was assumed that 85% of ectopic canines are displaced palatally, [1] however a recent study suggests the true occurrence is closer to 50%. [2] While maxillary canines can also be displaced buccally, it is thought this arises as a result of a lack of space.
The location of the canines reflect their dual function as they complement both the premolars and incisors during chewing. Nonetheless, the most common action of the canines is tearing of food. There is a single cusp on canines, and they resemble the prehensile teeth found in carnivorous animals. Though similar, there are some minor differences.
Generation #2 - In this generation, hooks on canines were added in the year 1980. Generation #3 - All premolar and anterior brackets received hooks in 1982. Generation # 4 - The anterior inclined plane was made to be more of low profile in this generation, and at this point due to concerns of gingival impingement from the hooks of brackets ...
Additionally, if teeth are crowded, some may be more buccally or lingually placed, there will be reduced bone and periodontal support. Furthermore, in Class III malocclusions, mandibular anterior teeth are pushed labially which contributes to gingival recession and weakens periodontal support.
The right deciduous maxillary canine is known as "C" and the left one "H". In international notation, the right deciduous maxillary canine is known as "53" and the left one "63". In the universal system of notation, the permanent maxillary canines are referred to by numbers. The right permanent maxillary canine is known as "6" and the left "11".
There are generally four canine teeth: two in the upper (maxillary) and two in the lower (mandibular) arch. A canine is placed laterally to (outside of) each lateral incisor and mesial to (inwards of) the premolars. They are larger and stronger than the incisors, and their roots sink deeply into the bones, causing well-marked prominences upon ...
The premolars, also called premolar teeth, or bicuspids, are transitional teeth located between the canine and molar teeth. In humans, there are two premolars per quadrant in the permanent set of teeth, making eight premolars total in the mouth. [1] [2] [3] They have at least two cusps.