After extraction and thorough debridement, osteotomy is initiated in the mesial socket, but the upper portion of the reamer (Fig.3 R, 2.5 mm) is placed in the middle of the edentulous space. Approximately 8 mm new bone is gained.

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Xin Wei, DDS, PhD, MS 1st edition 06/22/2013, last revision 06/29/2020