The buccal contour at #9 seems to be slightly concave preop (Fig.1,2 (*)).  In fact the buccal plate is found to be lost when the tooth is extracted.  The implant crown at #7 has been cemented for nearly 10 months.

Proximity to Nasal Floor Next  2 years 10 months post cementation

Xin Wei, DDS, PhD, MS 1st edition 06/14/2018, last revision 02/20/2021