نتایج جستجو برای: bone type

تعداد نتایج: 1607222  

Journal: :iranian journal of public health 0
a haghighian roudsari zh maghbouli f tahbaz b larijani m kimiagar

bone mass loss is one of the commonest menopause symptoms, resulting from cessation of estrogen production. compounds which have estrogen – like biological activity similar to “isoflavones” present in plants especially soy, may reduce bone loss in postmenopausal women, because as they are similar in structure to estrogens. this study, therefore, was undertaken to assess the effect of soy protei...

Journal: :Research, Society and Development 2022

This study aims to assess the biomechanical behavior of alveolar bone surrounding implants over protocol with metal, Polyether ether ketone (PEEK) and Zantex bars, in normal osteoporotic conditions. For simulation, geometric models mandibular arch were designed containing 5 two variables. The first variable is condition - osteoporotic-, second material used bars – PEEK Zantex. Simulation was pe...

Journal: :iranian endodontic journal 0
mahdi kadkhodazadeh department of periodontics, dental school, hamadan university of medical sciences, hamadan, iran fatemeh mollaverdi dentist, hamadan, iran hamid reza abdolsamadi department of oral medicine, dental school, hamadan university of medical sciences, hamadan, iran ramin azar department of orthodontic, dental school, hamadan university of medical sciences, hamadan, iran madjid ghasemian pour orthodontist, dental research center, iranian center for endodontic research, shahid beheshti university of medical sciences, tehran, iran shahriyar ahmadpour histology and embryology department, mashad university of medical sciences, mashad, iran

introduction: the aim of this in vivo study was to determine the effect of demineralized bone matrix (dbm) on alveolar bone repair in type i diabetic rats. materials and methods: this study was carried out on 40 adult (8 weeks-old) albino rats with an average weight of 200-250 grams. the animals were divided into four groups (n=10) as follows: group 1 nondiabetic rats, group 2, 3 and 4 were dia...

Journal: :the archives of bone and joint surgery 0
hamid farhangih department of pediatric hematology-oncology, dr sheikh pediatric hospital, mashhad university of medical sciences, mashhad, iran mahdi farzadnia department of pathology, school of medicine, imam reza hospital, mashhad university of medical sciences, mashhad, iran ali alamdaran department of radiology, mashhad university of medical sciences, mashhad, iran

osteosarcoma (os) is the eighth common cancer of childhood and its incidence is 4 cases in one million in children younger than 14. facial os incidence is estimated between 8 and 10% of os cases. the main etiology of os is unknown, but various predisposing factors are proposed such as radiation, radiotherapy, some benign bone diseases like paget’s disease or fibrous dysplasia. there is a 5-year...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1388

فرض کنیم g یک گروه آبلی دلخواه و t زیرگروه تابدار ازg باشد. اگر a نسبت به خاصیت مجزا بودن از t ماکسیمال باشد آنگاه a یک زیرگروه t-بلند از g خوانده می شود. در این پایان نامه ابتدا نشان می دهیم که زیرگروه t-بلند l از گروه آبلی g از رتبه بی تاب یک وجود دارد بطوریکه برای هر زیرگروه t-بلند a از g داشته باشیم (type (l) ≤ type (a. در مرحله ی بعد گروههای آبلی از رتبه بی تاب یک که همه ی زیرگروههای t-بل...

2015
Koji Ishikawa Tomoyasu Fukui Takashi Nagai Takuma Kuroda Noriko Hara Takeshi Yamamoto Katsunori Inagaki Tsutomu Hirano

AIMS/INTRODUCTION Previous studies have reported osteoporosis measured by dual-energy X-ray absorptiometry in younger patients with type 1 diabetes. Limitations of 2-D imaging, however, limit the precision of dual-energy X-ray absorptiometry for the measurement of bone mineral density and bone strength. MATERIALS AND METHODS Three-dimensional quantitative computed tomography was used to calcu...

Journal: :The Journal of Clinical Endocrinology & Metabolism 2006

Journal: :The Journal of bone and joint surgery. British volume 2011
E Garcia-Cimbrelo E Garcia-Rey A Cruz-Pardos

We report the results of 79 patients (81 hips) who underwent impaction grafting at revision hip replacement using the Exeter femoral stem. Their mean age was 64 years (31 to 83). According to the Endoklinik classification, 20 hips had a type 2 bone defect, 40 had type 3, and 21 had type 4. The mean follow-up for unrevised stems was 10.4 years (5 to 17). There were 12 re-operations due to intra-...

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