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She requests extraction of the tooth #21 with crown fracture (Fig.2 <) and PARL (*). Although the buccal plate is low, Vanilla/Osteogen mixture is used for socket preservation (Fig.3 *), while BioXclude is used to cover the socket opening. Three to four 5-0 PGA sutures appear to be able to close the socket. It is expected that the membrane with several growth factors facilitates wound healing. It seems that the bottom of the socket is not fully packed with the bone graft (Fig.3 ?). Bone condenser should have been utilized.
Xin Wei, DDS, PhD, MS 1st edition 10/08/2019, last revision 10/08/2019