Abstract:

Abstract： The mental nerve（MN），buccal nerve（BN）and nasopalatine nerve（NPN） are the part of the peripheral nerve. Peripheral nerve injury are a series of symptoms or diseases that are caused by various factors which peripheral nerve tissue injury. The injury of BN and NPN can recover quickly and has no bad effect. However， paresthesis is the most severe complication with MN injury， which causes severe influence on patients’work and life. This article will introduce common complications of clinical MN， BN and NPN injury in detail， including the causes of complications， the clinical manifestations， diagnosis， clinical treatment methods and precautionary measures.

Key words: tooth extraction, complication, nerve injury

摘要：

颏神经、颊神经及鼻腭神经都是周围神经的一部分。周围神经损伤的并发症是指各种因素对周围神经组织的损伤所引起的一系列神经症状或疾病。颊神经及鼻腭神经损伤可以迅速恢复，一般不产生影响；但颏神经损伤导致的感觉功能异常是很严重的并发症，会对患者的工作和生活造成严重影响。本文就拔牙导致周围感觉神经损伤的诊断、处理方法，以及颏、颊及鼻腭神经损伤的原因、临床表现、诊断、处理方法、防治措施做一阐述。

关键词: 牙拔除术, 并发症, 神经损伤