Fig. 3

The characterization of corticalization regarding the alveolar ridge crest. a. color map highlights the Hounsfield Units distribution on the top of the socket. b. The magnified images of corticalization. c. H&E staining at 8 weeks postoperation showed the corticalization of alveolar ridge crest. ★: New bone; ▲: mucosa; the black dotted line indicates the boundary between mucosa and newly-formed bone