At the sites of #30 and 31 are 4.5x14 and 5x14 mm taps, respectively (Fig.8). The septum (*) is pushed lower (wears down) as the osteotomy increases. 

Wax up & Surgical Stent

Xin Wei, DDS, PhD, MS 1st edition 05/14/2015, last revision 05/15/2015