Fig.2,3 are coronal sections of the tooth #9 (B: buccal) and 8 (A: Zirconium abutment), respectively. Arrowheads: the floor of the nasal cavity; I: implant.
Segmental Osteotomy
Xin Wei, DDS, PhD, MS 1st edition 02/28/2015, last revision 03/01/2015