Depth of osteotomy is controlled with IS drill stoppers.  After sequential osteotomy free hand, a 5x11 mm Tatum tapered tap is used to break through the sinus floor (Fig.5) and later sinus lift is conducted with the tap, a 5x11 mm implant and Vanilla allograft (Fig.6 *). 

Tissue-Level Last Next

Xin Wei, DDS, PhD, MS 1st edition 03/04/2019, last revision 08/14/2019