Cesar A. Guerrero, DDS, William H. Bell, DDS
Osteotomy & Device Placement
Finally, the saw is reversed and the osteotomy is carried through the alveolar crest superoinferiorly to a point approximately 3 mm superior to the inferior alveolar canal.
At this time, the osteotomy has been completed with the exception of a 5 mm section of bone lingual to the inferior alveolar nerve.

FIG. 6.1.10.3. The osteotomy is continued with transection of the alveolar crest and superior portion of the mandible.