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镇痛是外科的一个主要需要,现已能应用局部麻醉实现颌骨周围的无痛。本文就准确的下牙槽神经阻滞注射后,努力来实现下颌组织无痛,遇到一些困难,提出解释和讨论。重点讨论以下问题:下颌神经分布的解剖学,特别关系切牙区;用局部麻醉剂进行神经阻滞后与神经纤维髓鞘作用的关系;麻醉剂的临床效力与量的作用;麻醉剂溶液明显效能与浓度的作用;发炎可能导致麻醉失败的机制。下颌牙齿的神经分布下颌的硬组织和软组织已被证实由神经
Analgesia is a major surgical need, is now able to use local anesthesia to achieve painless around the jaw. This article accurate inferior alveolar nerve block injection, efforts to achieve painless mandibular tissue, encountered some difficulties, to explain and discuss. Focus on the following issues: anatomy of the mandibular nerve distribution, in particular, the relationship between the area of incisors; local anesthetic nerve block after nerve fibers and the relationship between myelin sheath; the clinical efficacy and quantity of anesthetic effect; anesthetic solution significant efficacy and concentration The mechanism by which inflammation can cause failure of anesthesia. Nerve distribution of mandibular teeth The mandibular hard and soft tissues have been confirmed by nerves