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International Journal of Implant Dentistry
Fig. 4 | International Journal of Implant Dentistry

Fig. 4

From: Evaluation of maxillary sinus floor augmentation with the crestal approach and beta-tricalcium phosphate: a cone-beam computed tomography 3- to 9-year follow-up

Fig. 4

CBCT images immediately after surgery and at follow-up. Immediately after surgery, the maxillary sinus floor was above the implant apex of all implants. At follow-up, the maxillary sinus floor was below the implant apex (BH < 0), at the same height (BH = 0), or above implant apex (BH > 0). BH, augmented bone above apex of the implant

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