Fig.3: The initial osteotomy at the site of #30 is too distal.  It will be moved mesially (arrow).

Both parallel pins are far away from the Inferior Alveolar Nerve (N) and the mental Loop (L).  Once the osteotomy at the site of #30 is moved mesially, it will be closer to the mental loop.

Surgical Stent

Xin Wei, DDS, PhD, MS 1st edition 05/31/2015, last revision 05/31/2015