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Low Bone Density after Bone Graft
A 89-year-old man. After the last 2nd drill, use 2.2 mm drill to the depth to see whether sinus membrane is perforated or not. Then increase drill diameter.
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Upper Molar
Immediate Implant,
Trajectory II
Xin Wei, DDS, PhD, MS 1st edition
09/24/2019, last revision
10/15/2019