نتایج جستجو برای: دندان serial extraction

تعداد نتایج: 228039  

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1392

مقدمه: روشهای متفاوتی برای درمان مینای دمینرالیزه وجود دارد ولی در مورد موثر بودن پروسه ی بلیچینگ بر دندان های دارای لکه سفید اطلاعات زیادی در دسترس نیست. لذا هدف از این تحقیق بررسی مقایسه ای تأثیر بلیچینگ در مطب با کمک لیزر و بلیچینگ در منزل بر روی مینای سالم و مینای دمینرالیزه بود. روش کار: تعداد 120دندان انسیزور گاوی انتخاب و به طور تصادفی به چهار گروه تقسیم شدند. سطح دندان ها با پامیس به م...

Journal: :IEEE Journal of Solid-state Circuits 2023

Quantum random number generators (QRNGs) are a burgeoning technology used for variety of applications, including modern security and encryption systems. Typical methods exploit an entropy source combined with extraction or bit generation circuit in order to produce string. In integrated designs, there is often little modeling analytical description the source, extraction, post-processing provid...

Journal: :Journal of advances in medicine and medical research 2022

Dry socket is considered as the most common complication following tooth extraction. The incidence of dry around 3% for all routine extractions and might surpass 30% impacted mandibular third molars. It accompanied by a partially or totally disintegrated blood clot within alveolar socket, with without halitosis. mainly manifested severe irradiating pain that starts 1 to 4 days after dental extr...

Journal: :Anesthesia and analgesia 1999
A T Cheung J E Bavaria A Pochettino S J Weiss D K Barclay M M Stecker

UNLABELLED Retrograde cerebral perfusion (RCP) potentially delivers metabolic substrate to the brain during surgery using hypothermic circulatory arrest (HCA). Serial measurements of O2 extraction ratio (OER), PCO2, and pH from the RCP inflow and outflow were used to determine the time course for O2 delivery in 28 adults undergoing aortic reconstruction using HCA with RCP. HCA was instituted af...

Journal: :Perception 1989
E Zohary S Hochstein

Visual search for an element defined by the conjunction of its colour and orientation has previously been shown to be a serial processing task since reaction times increase linearly with the number of distractor elements used in the display. Evidence is presented that there are parallel processing constituents to this serial search. Processing time depended on the ratio of the number of the two...

Journal: :journal of food biosciences and technology 2014
m. azizi a. a. safekordi

oils and fats are substances that are important nutritionally and have important role and impact on human health. energy consumption and preservation in respect of food industry and the increase in the world population and search for new sources of oils and fats to full fill the need of the society particulary the nutritional requirements have introduced this research topic. therefore aim of th...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1393

شایع ترین دندان های نهفته, مولر های سوم فک بالا وپایین وبعد کانین های فک بالا وپرمولر های فک پایین میباشند.مولر های سوم آخرین دندان هایی هستند که میرویند وبنابراین به احتمال زیاد فضای کافی برای رویش ندارند و نهفته باقی می مانند.دندان مولر سوم نهفته به دلایل ایجاد عوارض مشکل ساز گوناگون باید جراحی واز محیط دهان خارج گردند.از جمله این عوارض علاوه بر مشکلات پریودنتال سبب فشار از سوی مولر سوم نهفته...

Journal: :journal of dental materials and techniques 0
maryam poosti department of orthodontics, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mohammad basafa department of orthodontics, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mohsen hosseini department of orthodontics, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) farnaz parvizi specialist orthodontic practitioner, weston orthodontic center, weston super mare, united kingdom

introduction: impaction of third molars can be associated with a number of sequelae, each requiring a different type of treatment. the purpose of this study was to assess the changes in the position of lower third molars following extraction and non-extraction orthodontic treatments. methods: pre- and post-treatment panoramic radiographs of 26 class i malocclusion patients (4 male and 22 female...

Journal: :journal of membrane science and research 0
mathurkumar shambhubhai bhakhar gujarat technological university, ahmedabad bina r sengupta the maharaja sayajirao university of baroda, vadodara ranjan a sengupta the maharaja sayajirao university of baroda, vadodara

extraction of nickel and its co-extraction with copper from ammoniacal media into emulsion liquid membrane systems (elms) was investigated using lix 84i as the carrier. measurement of the solute stripped in the internal phase of emulsion opened a new dimension in the study of the elm extraction processes. the effect of operating parameters such as feed ph, initial feed concentration, and treat ...

Journal: :Acta Crystallographica Section A Foundations and Advances 2019

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