The maxillary canine always has one root and Type I canal configuration. A labio-lingual section shows that the pulp canal comes to a point near the incisal area but is wide through the cervical and middle root until it reaches the apical third of the root, where it narrows. However, you must be familiar that frequently the canal exists short of the root tip to the labial direction. A mesio-distal section shows that the pulp canal is much narrower than the labio-lingual section, with a relatively regular shape all the way to the apex. In cross section through the cervical area, the canal has an oval outline.
An extensive, ovoid, funnel-shaped preparation is necessary to adequately debride the chamber of the pulpal remnants.
Lingual view of maxillary canine |
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