The implant at #18 was placed lingual (Fig.10), which is due to use of a partial guide, as compared to the all-purpose guide (Fig.4 (different case)). The former was designed slightly lingual (Fig.2).
Painless Submandibular Fossa Last Next
Xin Wei, DDS, PhD, MS 1st edition 10/01/2018, last revision 10/06/2018