It appears that the remaining bone (sinus floor) is limited (Fig.5).  Magic Sinus lift or Magic Expanders will be used for sinus lift.  Prepare 2-3 pieces of PRF membranes: one or two for sinus lift; the third one to close the socket if primary stability is <30 Ncm.

Pain with Unknown Origin Initially

Xin Wei, DDS, PhD, MS 1st edition 03/23/2018, last revision 03/23/2018