نتایج جستجو برای: apex locator

تعداد نتایج: 19048  

ژورنال: :مجله دندانپزشکی 0
مهدی شهرابی m. shahrabi بهمن سراج b. seraj محمدحسین نکوفر mh. nekoofar شهرام مشرفیان sh. moshrefian محمدجواد خرازی فرد mj. kharazi fard

بیان مسأله: رادیوگرافی رایجترین روش محاسبه طول کارکرد به شمار می رود ولی به دلیل محدودیتها و مشکلاتی که دارد, روش ایده آلی محسوب نمی گردد؛ بویژه کاربرد آن در کودکان به دلیل خطرات تابش اشعه, مشکلات انجام تکنیک آن بخصوص در کودکان خردسال و غیر همکار و سوپرایمپوزیشن جوانه دندان دائمی بر روی ریشه دندانهای شیری و ... مشکلات عدیده ای را فراهم می کند.هدف: مطالعه حاضر با هدف ارزیابی کارکرد یک نوع electr...

2017
Sonali Taneja Mohit Kumar Sonal Soi Sharma Hulas Gogia

How to Cite this Article: Taneja S, Kumar M, Sharma SS, Gogia H, et al. Comparative Evaluation of Accuracy of Three Electronic Apex Locators in Different Simulated Clinical ConditionsAn invitro Study. Ann Med Health Sci Res. 2017; 7: 190-194 This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License, which allows others to...

Journal: :iranian endodontic journal 0
jamileh ghoddusi department of endodontics, dental research center, faculty of dentistry, mashad university of medical sciences, mashad, iran. [email protected] maryam javidi department of endodontics, faculty of dentistry, mashad university of medical sciences, mashad, iran mahdi vatanpour department of endodontics, faculty of dentistry, mashad university of medical sciences, mashad, iran

introduction: this article describes the diagnosis and treatment of two symmetrical maxillary first molars with two canals in their distobuccal roots. a 32-year-old female had an emergency treatment because of the pain in tooth #16. on the second visit after accessing the pulp chamber and detecting three major canals (mb, db, and p) and exploring the 4th canal (mb 2 ), we noted that there was a...

Journal: :Brazilian oral research 2012
Daniel Renner Renata Grazziotin-Soares Giulio Gavini Fernando Branco Barletta

The aim of this study was to assess, in vivo, the accuracy of the NovApex® electronic foramen locator in determining working length (WL) in vital and necrotic posterior teeth. The NovApex®was used in 144 canals: 35 teeth with vital pulps (68 canals) and 42 teeth with necrotic pulps (76 canals). WL was measured with the NovApex® locator and confirmed using the radiographic method. Differences be...

2015
Zahra Bahrololoomi Ali Asghar Soleymani Jalil Modaresi Mahsa Imanian Malihe Lotfian

OBJECTIVES Correct determination of working length is an important step for success of endodontic therapy. Conventional radiography has limitations in providing the accurate location of apical foramen. For this reason, electronic apex locators (EALs) were developed to shorten the treatment time and decrease the radiation dose. The aim of this study was to evaluate the accuracy of Root ZX EAL fo...

2015
Emel Uzunoglu Ayhan Eymirli Mehmet Özgür Uyanik Semra Çalt Emre Nagas

OBJECTIVES This study compared the ability of several techniques to remove calcium hydroxide (CH) from the root canal and determined the influence of CH residues on the accuracy of the electronic apex locator. MATERIALS AND METHODS Root canals of 90 human maxillary lateral incisors with confirmed true working length (TWL) were prepared and filled with CH. The teeth were randomly assigned to o...

2013
Etevaldo Matos maia FilHo Cláudia de Castro rizzi Erick Miranda souza Etevaldo Matos Maia Filho

Objective: To verify in vitro whether an electronic apical location using a non-foramen by-pass technique influences the accuracy of the procedure. Methods: Fifteen incisors and canines human teeth with complete apical formation were used. Teeth were fixed to a resin-based model and embeded into alginate to serve as a conduction medium for the eletronical readings. Using a K-flexofile #20 coupl...

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