As the osteotomy increases (Fig.8 blue arrow), it shifts buccally due to the slope.  Taps and implant (Fig.9 green outline) continue the tendency when they are being placed.  Apply appropriate force on the drills, taps and implant to counteract the tendency if necessary.

Septal Slope of Upper 2nd Molar Last Next Xin Wei, DDS, PhD, MS 1st edition 08/25/2015, last revision 10/19/2019