The septum is the site of osteotomy; its height is shorter than expected.  After a 2 mm pilot drill is used for 10 mm, a parallel pin enters for 14 mm, suggesting sinus floor perforation (Fig.3).  *: extensive bony defect.

Complete Fill of Bony Defect Last Next

Xin Wei, DDS, PhD, MS 1st edition 05/20/2016, last revision 12/09/2018