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After 4.0x8.5 mm Neo Navi drill with 12 mm offset, the 3.6 mm sinus safety drill is used from 7 to 9 mm in length, followed by water balloon, PRF membranes (x2) and mixture of autogenous bone graft and allograft and 4.5x10 mm dummy implant (Fig.1).
Xin Wei, DDS, PhD, MS 1st edition 08/02/2019, last revision 08/03/2019