武汉大学口腔医学院教案.doc

西安交通大学口腔医院教案 课程名称 口腔正畸学 教学日期2007 年 4 月 16 日 Depatment of Orthodontics，school of dentistry,xi’an Jiaotong universityLesson plans Course Title ： Orthodontics date 授课对象target 03级口腔专业本科生03 oral professional undergraduate 授课方式Teaching methods 理论课Theory Course 学 时Hours 2 课 题Topics 正畸治疗的生物机械原理Biological Mechanisms and Theory of Orthodontic Treatment 教学目的 分级 要 求Teaching purposes Grading requirements 1.掌握力、力矩和力偶、阻力中心和旋转中心、正畸力与矫形力的概念；矫治力的分类；五种牙移动类型的组织反应 2.熟悉错位牙矫治的生物力学；颌骨矫形治疗的生物力学；正畸矫治的生物学基础；正畸矫正过程中的组织学反应；正畸矫治的生物学机制学说 3.了解矫治中影响牙周组织改建的因素1. Grasp force, torque and couple, center of resistance and center of rotation, the concept of orthodontic force and orthopedic force; the classification of appliance force ;the tissue reaction about five types of tooth movement 2.Be familiar with the biomechanics about dental treatment of dislocation; orthopedic treatment; orthodontic treatment; the histological reaction in the process of orthodontic treatment; the biological mechanism theory of orthodontic treatment3.to understand the factors which impact the periodontal tissue remodeling in treatment 教 学 内 容及安排 Teaching content and arrangement 步骤 Step 内容 Content 时间分配Time allocation 一．牙周组织的生物学特性 10分钟 1．牙周膜内环境的稳定性 2．齿槽骨的可塑性 3．牙骨质的抗压性 The biological characteristics of periodontal tissues ?? 1. the stability of the environment in Periodontal ligament?? 2. The plasticity of alveolar bone ?? 3. the Compression of Cementum 二．学说 10分钟 （一）骨的压电效应学说（Piezoelectric theory） （二）骨的机械-化学学说 bone mechanical - chemical theory 三．正畸矫治过程中的组织变化 organizational change in the process of Orthodontic treatment 20分钟 （一）齿槽骨、牙周膜对正畸力的反应the response of alveolar bone, periodontal ligament to orthodontic force （二）其他others （三）牙移动后牙周组织的改建与恢复the adaptions and recovery in periodontal tissue after the tooth movement 四．正畸力强度大小的作用四.the r