Osteotomy is done smoothly with 2 mm pilot drill at 20 mm, 2.5 mm reamer at 17 mm, and 3 mm reamer at 14 mm and 4.5x20 mm tap at 17 mm.  The 1st intraop PA is taken with sensor 1 when 2 of 4.5x20 mm implants are placed (Fig.3); the implant at #12 is close to the root of the tooth #11.

Earliest Intraop PA Last Next Xin Wei, DDS, PhD, MS 1st edition 08/13/2015, last revision 01/19/2019