Hirschfeld's canal

[hûrshfĕldz′]
n.
  1. Any of various canals that extend vertically through alveolar bone between roots of mandibular and maxillary incisor and maxillary bicuspid teeth.interdental canal
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.