To avoid distal end guide, do not remove the 3rd molar.  While a 5x7.3 mm implant is long for the site (Fig.2), a 5.5x5.5 mm one seems to be a better option (Fig.3). 

3rd Molar    Last    Next

Xin Wei, DDS, PhD, MS 1st edition 08/30/2019, last revision 02/02/2020