Initial osteotomy depth is 8 mm with infiltration anesthesia, but a parallel pin is able to be inserted for 16 mm without pain.
The osteotomy is slightly too mesial. Later Lindamann bur is used to move the osteotomy distal.
Xin Wei, DDS, PhD, MS 1st edition 03/14/2017, last revision 06/11/2017