A 4.5x7.3 mm implant is initiatlly placed (Fig.3).  The coronal defect is filled with allograft (Fig.4 *) following further placement of the implant. There is reorganized bone coronal to the healing screw 4 months postop (Fig.6), which is confirmed in uncovering.  The overlying bone should be removed thoroughly for complete abutment seating.

Redo Last Next Xin Wei, DDS, PhD, MS 1st edition 12/17/2019, last revision 01/15/2020