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Intraoperative views of the sinus augmentation procedure: (a) mobilization of the mucoperiosteal flap; (b) oval-shaped bony window; (c) sinus membrane elevation; (d) graft material in place; (e) resorbable membrane over the lateral window; (f) suture; (g) bone core biopsy and implant placement; (h) trephine bur and harvested specimen; (i) suture.
