The trajectory of the implants remains acceptable (Fig.5: 4.5x20 mm with insertion torque »60 Ncm).  The distal (>) and mesial portions of #5 socket are filled with bone graft.

Bone density in the distal gap of #5 appears to have increased 3 months postop (Fig.7).

Parallel Pins

Xin Wei, DDS, PhD, MS 1st edition 11/16/2015, last revision 03/01/2016