Because of the narrow buccopalatal width (Fig.2 CT coronal section, B: buccal), a 4 mm implant (blue line) seems to be appropriate for the site (Fig.1). 

Internal Lift     第一磨牙即种  101  Last     Next

Xin Wei, DDS, PhD, MS 1st edition 02/03/2020, last revision 05/16/2021