Lower tooth buccal nerve block anesthesia

The patient's mouth was wide open, and the plane of the mandibular teeth was parallel to the ground. The syringe was placed at the contralateral mouth Angle, namely between the first and second premolars, at a 45° Angle with the midline, and the injection needle should be higher than the mandibular teeth

The surface is 1cm and parallel to it. The insertion was about 2.5cm, reaching the inferior alveolar nerve groove on the bone surface of the mandible

When there was no blood in the drawback, 1 ~ 1.5ml RU anesthetic could be injected. About 5 minutes later, the patient felt numbness and swelling of the ipsilateral lower lip Angle, and the prick was painless.

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