But the lower half of the implant is deviated mesial (Fig.4) with decreased torque (~ 10 Ncm). To overcome this misfortune, the roots should not be removed until osteotomy is finished. Dual zones of bone graft is conducted. Sticky bone is placed until the plateau of the implant with a healing screw in place (Fig.4 * (bone zone)).
Xin Wei, DDS, PhD, MS 1st edition 05/28/2020, last revision 05/31/2020