There were no remarkable changes in the tooth mobility and X-ray image analysis before treatment and12 weeks after treatment. 治疗12周和治疗前比牙齿松动度、松动牙X射线片无明显变化。
The parameters of probing depth ( PD), sulcus bleeding index ( SBI) and tooth mobility degree ( MD) were reviewed and analyzed before surgery, 6 weeks after surgery, 1 and3 months after restoration. 比较术前、术后6周、修复后1月及3月的牙周探诊深度(PD)、龈沟出血指数(SBI)和牙松动度(MD),以评价临床疗效。
Result: ( 1) The transducer of tooth mobility was produced initially. 结果(1)初步完成牙动度测量仪的研制;
Relationship between tooth mobility and width of periodontal membrane 牙动度与牙周膜宽度关系的实验性研究
Objective: To produce transducer for tooth mobility and to test its clinical performance. 目的:对牙齿松动度位移测量仪(简称牙动度测量仪)的研制和临床检测。
AIM: By studying the relationship between parameters from FX-1 tooth mobility measurement system and clinical tooth mobility and identifying their clinical value. 目的:研究FX-1型牙松动度测量系统提取参数与临床牙松动度的关系,进一步明确其临床实用价值。
Method: ( 1) Produced according the theory of electromagnetic induction and digitized singlechip technique, the transducer of tooth mobility can convert electric signal into digital signal to make for more accurate diagnoses. 方法(1)牙动度测量仪应用电磁感应原理,采集牙齿松动位移电信号,并将信号通过单片机与A/D处理、转化,最后屏幕显示牙动度位移数值。
Study on processing and quantifying characteristic parameters of tooth mobility 牙动度特异性指标的提取和量化
A clinical study on the relationship between tooth mobility parameters and edgewise appliance loading 方丝弓矫治器加载与牙松动度提取参数关系的初步探讨
AIM To extract parameters related to alveolar height from tooth mobility signal and to offer foundations for clinical applications. 目的提取牙动度信号中与牙槽骨高度有关的参数,为临床应用提供依据。
Dynamical Analysis about A Method of Measuring Tooth Mobility 关于一种牙齿松动度测量方法的动力分析
The manufacture and clinical detection of transducers for tooth mobility 牙齿松动度位移测量仪的研制及临床检测
We measured tooth mobility using T/ 2 as main and η as assist factor. 以T/2为主,η为辅,度量牙齿的松动度。
Development of High Precision Laser Instrument for Measuring Tooth Mobility Displacement 一种高精度激光牙齿松动位移测量仪的研制
New method for measuring tooth mobility 一种测量牙松动度的新方法
The methods of measuring tooth mobility displacement are reviewed and their characteristics and the errors occured are analysed. 首先简要介绍目前测量牙齿松动位移的主要方法,并分析了各自的特点和造成误差的主要原因。
Choosing the way in which the handgrip works with pressure sensor can help those who working for measuring tooth mobility displacement or working in clinic to get more accurate data. 采用附带压力传感器的探杆配合操作,可为有关牙动度的医学研究和临床提供较精确的变力下牙齿松动位移测量数据。
With ⅱ tooth mobility degrees in ⅲ degrees, periodontal tissue-damage obvious. 患牙松动度在Ⅱ-Ⅲ度,牙周组织破坏明显。
In ⅲ with tooth mobility degrees centigrade, root ⅲ degrees above, bifurcation lesions alveolar bone resorption 2/ 3 or more. 患牙松动度在Ⅲ度以上,根分叉病变Ⅲ度以上,牙槽骨吸收2/3以上。