To reduce the chance of blockage of blood supply to the tooth #20 (Fig.3 (3D image) red curved line), the implant will be not placed deep. After osteotomy with guide, a 1.5 mm longer implant will be chosen if there is extra coronal bone as shown in (white line).
Mesial Socket Last Next
Xin Wei, DDS, PhD, MS 1st edition 11/21/2018, last revision 11/21/2018