As expected, the implant at #15 is removed with ease.  There is no granulation tissue.  After applying Metronidazole gauze, osteotomy is initiated in the palatomesial wall of the site (Fig.1 with sinus membrane perforation).

Deep Placement Next  Xin Wei, DDS, PhD, MS 1st edition 02/13/2017, last revision 12/02/2018