نتایج جستجو برای: nanotip apex radius
تعداد نتایج: 59389 فیلتر نتایج به سال:
Introduction: Knowledge of the internal anatomy of the tooth, apical foramen (AF) and mental foramen (MF) is considered a basic prerequisite before root canal surgical and non-surgical treatments. The aim this study is evaluation the distance and situation of AF & MF to anatomic apex of mandibular premolar. Materials & Methods: In this cross-sectional study, CBCT images of mandibular p...
سابقه و هدف: یکی از عوامل موفقیت در درمان ریشه دندان، تعیین طول کانال ریشه می باشد. که در حال حاضر جهت تعیین طول کانال ریشه، رادیوگرافی کارآمدترین روش می باشد. امروزه دستگاه الکترونیکی Apex finder نیز به عرصه درمان کانال ریشه وارد شده اند. در این تحقیق بر آن شدیم تا میزان اعتماد به این دستگاه را مورد بررسی قرار دهیم. مواد و روش ها: در این مطالعه تعداد 62 دندان تک کانال مربوط به 45 بیمار مراجعه ...
ebrahim panahpour1*, parviz ahmadi2, mahmoud shomeili3 1,2- department of soil science, college of agriculture, ahvaz branch, islamic azad university, ahvaz, iran 3- manager agronomi department sugarcane research and training institute khuzestan, iran *corresponding author email: [email protected] received: 22 july 2015 ...
objective: intrusion as a type of tooth movement is managed by different mechanotherapies during various treatment stages. the morphology of the apical third of the teeth to be intruded plays an important role in the risk of root resorption due to the raise of stresses. the main goal of this study was to compare various types of apical third of the teeth while loaded by an intrusive force. mate...
مقدمه: درمان شکستگی اینترتروکانتریک امروزه یکی از معضلات اصلی در سنین بالا محسوب میشود . بهخصوص در شکستگیهای ناپایدار و بیماران دارای استئوپروز شدید نتایج درمان جراحی مطلوب نمیباشد. عوامل مختلفی در نتایج درمان مؤثرند که در این مطالعه یک معیار جدید که احتمالاً در پیش آگهی درمان مؤثر است، مطرح گردیده است. مواد و روشها: از مهر سال 1382 تا شهریور 1386، تعداد 128 بیمار که شکستگی اینترتروکانتریک ...
introduction: distal radius fractures are a common traumatic injury, particularly in the elderly population. in the present study we examined the effectiveness of ultrasound guidance in the reduction of distal radius fractures in adult patients presenting to emergency department (ed). methods: in this prospective case control study, eligible patients were adults older than 18 years who presente...
Background and Aims: Working length determination and remaining this length is of great importance in root canal therapy. Recently, electronic apex locators are being used to determine working length and decrease the number of radiographs. The purpose of this study was to compare the sensitivity of Root ZX and Novapex electronic apex locators with radiography in a clinical study. Materials and...
PURPOSE To analyze the early results of a new device measuring ocular biomechanics after corneal refractive surgery. PATIENTS AND METHODS Thirty nine refractive surgery patients were enrolled in the study (age: 32.6±9.9 years). Laser in situ keratomileusis (LASIK) was performed on 52 eyes of 26 patients and photorefractive keratectomy (PRK) was done on 26 eyes of 13 patients. Ten device-speci...
Pediatric forearm and distal radius fractures are common injuries. Resultant deformities are usually a product of indirect trauma involving angular loading combined with rotational displacement. Fractures are classified by location, completeness, angular and rotational deformity, and fragment displacement. Successful outcomes are based on restoration of adequate pronation and supination and, to...
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