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After #1,16,17,and 32 extraction, allograft (Fig.9 A (Ossogen, Mineralized Cort/Can (30%/70%), .25-1.0 mm) is placed in the mesioapical of the sockets of #17 and 32, while Osteogen Plug (O) and BioXclude in the distocoronal one (4-0 PGA suture). There is minimal bone between the 2nd and 3rd molars (black arrowheads). The allograft is intentionally pushed into #18 apical defect after enucleation (white arrowhead).
Xin Wei, DDS, PhD, MS 1st edition 11/21/2019, last revision 11/22/2019