Once an abutment is placed at #5 (Fig.2 A, 5) for temporary crown (Fig.4 T) , the guide may be not seated again unless the crown is removed. Allograft (*) not only covers the exposed implant threads, but also the denuded root surface of the canine.  The implant seems to be covered by the bone 4 months postop (Fig.7).  In fact the abutment has not been seated completely.

Cross Arch Last Next

Xin Wei, DDS, PhD, MS 1st edition 06/01/2019, last revision 06/20/2020