Pattern of buccal and palatal bone density in the maxillary premolar region: an anatomical basis of anterior-middle superior alveolar (AMSA) anesthetic technique.
Abdul AhadEkramul HaqueSabiha NaazAfshan BeySajjad Abdur RahmanPublished in: Journal of dental anesthesia and pain medicine (2020)
The palatal half of the cancellous bone had a significantly lower density than the buccal half, which could be a reason for the effective diffusion of the anesthetic solution following a palatal injection during the AMSA anesthetic technique.