In fact the implant is removed with the healing abutment 6.5 months postop.  The buccal plate is missing, while the sinus floor is intact.  Ossogen is placed, covered by Osteogen plug and sutured with PGA (Fig.5). 

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Xin Wei, DDS, PhD, MS 1st edition 03/03/2020, last revision 03/14/2020