Sinus lift is accomplished moderately over the MB and DB sockets (Fig.2, as compared to preop (Fig.6)).  In fact the density of the bone graft 6 months postop remains the same as immediate postop, similar to the native bone as well (Fig.4). 术后6个月窦膜厚度恢复正常，但是牙槽嵴皮质骨尚未形成。Magnification of the coronal section.

Sinus Lift With Extraction     Last     Next

Xin Wei, DDS, PhD, MS 1st edition 09/29/2020, last revision 10/11/2020