Following sinus lift, PRF and bone graft (Fig.5 yellow circles), finish apical osteotomy and place a 4x15 mm implant (Fig.5,6).  An angled abutment is expected (15 degree, Fig.5).

15 mm Implant with Guide Last Next

Xin Wei, DDS, PhD, MS 1st edition 12/06/2018, last revision 07/21/2019