Osteotomy is initiated in the mesial wall of the C-shaped socket of #18.  The osteotomy at #19 is initiated as distal as possible, since the ridge is atrophic mesially (Fig.1 with Magic Drills in place).

Extraction instead of Ortho

Xin Wei, DDS, PhD, MS 1st edition 12/05/2016, last revision 12/13/2016