Posterior Superior Nerve Block is used to block or Anesthetize the Posterior Superior alveolar Nerve which will anesthetize the Maxillary Molars except the Mesio-Buccal root of First Maxillary Molar which is supplied by the Middle Superior Alveolar Nerve. Posterior Superior Nerve Block the LA agent is deposited in proximity to the Anatomical Landmarks: Mucobuccal fold […]