The provisional is off 1 month postop, while the abutment is loose and replaced by a healing abutment.  The latter is loose with pain 5 months postop (Fig.3).  The patient returns with pain distal to the implant 6 months later (11 months postop, Fig.7,8).

Drill Perforation Last Next Xin Wei, DDS, PhD, MS 1st edition 09/06/2018, last revision 09/06/2018