With modification of drill sequence in the last 3 steps (4.5x7.3, 4.0x8.5 and 3.5x10 mm drills) at #14 and sinus lift (Fig.1), a 5x9 mm implant is placed with ~ 50 Ncm following back up twice.  Sticky bone mixed with autogenous bone (Fig.1,2 *) is placed in the sockets before and after placement of a 6.5x5.7(2) mm abutment. 

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Xin Wei, DDS, PhD, MS 1st edition 10/18/2019, last revision 10/18/2019