نتایج جستجو برای: root treatment
تعداد نتایج: 1515897 فیلتر نتایج به سال:
هدف از این تحقیق، بررسی و مدلسازی ارتباط جنگل زدایی و متغیرهای انسانی – فیزیوگرافی ر جنگل های فلارد است. جنگل زدایی براساس کاهش درصد تاج پوشش جنگل با استفاده از تفسیر چشمی عکس های هوایی سال های 1334، 1346، 1376 و تصویر ماهواره ای سال 1387 انجام شد. رابطه ساده میزان جنگل زدایی و متغیرهای مستقل (عوامل توپوگرافی، نزدیکترین فاصله به جاده، نزدیکترین فاصله به مناطق مسکونی ، تراکم جاده، جمعیت) با استف...
the aim of this case report was to describe the clinical management of an unusual dens invaginatus type 3. a case of dens invaginatus in a maxillary lateral incisor with a periapical lesion is reported. the patient presented with pain and localized swelling. despite the complex anatomy and diagnosis of dens invaginatus, non-surgical root canal treatment was performed successfully. key learning ...
Although laser treatment has generated considerable interest among dentists and the public, there is no evidence that any laser system adds clinical value over and above scaling and root planing and conventional surgical treatment for periodontitis. Following a brief explanation of the mechanism behind soft tissue lasers, the evidence on the use of laser therapy in addition to traditional nonsu...
abstract several root measuring methods have been developed until now but there is no single method of root measurement applicable for all situations. this study was conducted to evaluate the effects of a single trinexapac-ethyl (te) and paclobutrazol application on kentucky bluegrass root growth under three irrigation treatments. evaluating of root length density (rld), root surface area (rs) ...
introduction: there is substantial evidence that the technical quality of root canalfilling has a significant effect on the outcome of root canal treatment. theaim of this study was to evaluate the technical quality of root canal fillingsperformed by dental students. methods: the records of 325 teethradiographs, treated by dental students in 2008-2009 in babol dental school,were selected and ev...
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Background and Aim: External apical root resorption is a common iatrogenic consequence of orthodontic treatment. Much controversy exists in the literature about changes in root lengths at post treatment periods. Although many practitioners believe that resorption becomes stable after active treatment, quantitative data are scarce. The purpose of this study was to determine quantitative changes ...
چکیده ندارد.
introdouction: variations in root canal morphology pose a challenge for successful endodontic treatment. the root canal anatomy of the maxillary first molar has been often described as three roots with four canals (two mesiobuccal, one distobuccal, and one palatal). the occurrence of two palatal canals in one palatal root is quite rare. this report represents the case of a maxillary first molar...
Background and Aims: Apical root resorption is an adverse side effect of fixed orthodontic treatment which cannot be repaired. The aim of this study was to use panoramic radiographs to compare the root resorption before and after the orthodontic treatment with standard edgewise .018 appliance. Materials and Methods: The before and after treatment panoramic views of sixty-three patients needed ...
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