alveolar canal


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alveolar canal

In the skull, any of the two or three channels leading from small holes along the middle of the infratemporal surface of the maxilla. These channels transmit the posterior superior alveolar blood vessels and nerves, which supply the upper molars and their surrounding gums.
Synonym: superior alveolar canal ; maxillary canal
See also: canal
References in periodicals archive ?
Shape of inferior alveolar canal for males on right side showed Elliptical (82.66%), Linear (5.25%), Turning (5.33%), Spoon (6.66%).
Apaja-Sarkkinen, "Widening of the inferior alveolar canal: a case report with atypical lymphocytic infiltration of the nerve," Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontology, vol.
Caption: Figure 4: (a) Panoramic dental scan depicting enlarged inferior alveolar canal (arrow) with residual tumor mass (asterisk) and hypoplastic condylar process (chevron), (b) axial CT in bone window showingthe residual mass in alveolar margins of maxilla and mandible (arrow) and concavity of mandibular ramus (chevron), (c) axial CT scan showing apparent foramen (arrow) due to lytic erosion of mandibular cortex, (d) 3D CT scan image showing hypoplastic condylar process (chevron), apparent foramen (arrow), and tumor in maxillary alveolus (asterisk), (e) coronal CT image showing rudimentary styloid process of right side (arrow), and (f) axial CT image of sutural diastasis (chevron) and persistent metopic suture (arrow).
Risk factors as regards to damage to IAN are the depth of impaction and dental proximity to alveolar canal. No case of lingual damage was noted because lingual mucosa was not reflected during all surgical procedures.
Isolated area of radiolucency is observed in the same region involving the ascending ramus approaching the inferior alveolar canal. The extraoral radiogragh also reveals irregularity in bone pattern with the concerned area resembling new bone formation.
During the dissection, immediately after the IAN entered the inferior alveolar canal, the MHN appeared thicker than usual (Fig.