查询词典 malocclusion

AIM:To observe the treatment effect of comprehensive therapy of malocclusion with adult periodontal disease.

目的 观察牙周-正畸-修复综合治疗成人牙周病性错牙合畸形的疗效。

Objective To explore the clinical curative effect of Frank1 Ⅲ in orthotherapy for anterior malocclusion.

目的 研究FrankelⅢ矫治器对前牙反牙合的临床治疗效果，为临床治疗反牙合提供帮助。

Objective To study the orthodontic planing of missing the first molars in class I malocclusion.

目的：探讨第一磨牙缺失在I类错牙合畸形中的矫治设计。

Objective To study the principles and rules of class Ⅱ malocclusion subdivision 1 orthodontic treatment according to soft tissue analysis.

目的：通过分析安氏Ⅱ类1分类错牙合治疗前、中、后软组织面型的改变，总结正畸治疗改善软组织面型的经验和方法，以指导临床工作。

The purpose of this study was to evaluate whether the morphology of the midfacial complex and mandible differed in normal occlusion and Angle Class II, division 1 malocclusion children, and to localize differences with finite-element method and thin-plate spline analysis.

本研究的目的，在评估混合齿列时期，二级异常咬合儿童与正常咬合儿童间，中脸部复合体和下颚骨的形态是否有所差异。使用传统测颅分析法合并几何形态学分析（有限元素分析法、薄板仿样分析法），对其中形态间的变化及其发生机制将有更深入的认识，并能提供临床医师作为早期诊断和治疗的参考。

The results of this study demonstrate that ODI is an efficient index for evaluation of the vertical position of the skeletal Class Ⅲ malocclusion.

ODI值是评价骨性安氏Ⅲ类错上、下颌骨垂直向关系较为有效的指标。

It would lower the degree of Deep overbite malocclusion that induced the vertical growth during the period of growth.

磨牙伸长的同时有下颌升支的代偿性生长；在生长期引导垂直向生长可有效地改善深覆牙合畸形。

PURPOSE: The aim of this study is to evaluate the vertical relationship of maxilla and mandible with overbite depth indicator in order to help diagnose and treat skeletal Class Ⅲ malocclusion.

目的：探讨颌骨垂直向不调指数与上、下颌骨垂直向的位置关系，以利于骨性安氏Ⅲ类错诊断及早期治疗。

This is one of the chief aims in this study.Crossbite of anterior teeth in preadolescent children is one of the most common type of malocclusion in the patients who are characteristic by maxillary deficiency and mandibular prognthism.

替牙期反是临床上较为常见的错畸形之一，患者多表现为上颌发育欠佳，面中1／3凹陷，下颌前突，同其他类型错相比，该类错对患者心理及口颌系统功能的影响是相对较大的。

METHODS: Sixteen patients of maxillary prognathism with skeletal Class Ⅱ malocclusion underwent joint orthodontic treatment and orthognathic surgery were included.

对16例骨性Ⅱ类上颌前突患者（上颌骨前突伴下颌骨后缩14例，其中同时伴颏后缩6例；单纯上颌骨前突2例）进行外科－正畸联合治疗。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。