نتایج جستجو برای: mta سفید و سمان پرتلند
تعداد نتایج: 763257 فیلتر نتایج به سال:
بررسی موفقیت کلینیکی و رادیوگرافیک MTA ایرانی و خارجی در پالپوتومی مولرهای شیری دکتر رزا حقگو1- دکتر تکتم جلایر2 1- استادیار گروه آموزشی دندانپزشکی کودکان دانشکده دندانپزشکی دانشگاه شاهد. 2- استادیار گروه آموزشی رادیولوژی دهان و فک و صورت دانشکده دندانپزشکی دانشگاه شاهد. چکیده زمینه و هدف: پالپوتومی معمولترین درمان در دندانهای شیری پوسیده با اکسپوز پالپ میباشد. داروهای مختلفی در پالپوتومی اس...
Background The aim of this study was to evaluate the discoloration induced by CEM cement, Portland cement (PC) and MTA mixed with propylene glycol (MTA-PG) in comparison to White MTA. Material and Methods Ninety extracted premolar and canine teeth were resected 2 mm below the CEJ. The coronal part of crown was prepared with peeso reamer and Gates-Glidden drills, and the specimens were randoml...
BACKGROUND Due to the detrimental effect of blood contamination on the physico-chemical properties of mineral trioxide aggregate (MTA), obtaining an effective hemostasis in the surgical crypt during apical surgery is of paramount importance. The purpose of this in vivo study was to analyze the effect of Ankaferd Blood Stopper® (ABS) contamination on the biocompatibility of MTA. METHODS Forty ...
سابقه و هدف: پرفوراسیون از دلایل مهم شکست درمانهای اندودونتیک میباشد.در این میان پرفوراسیونهای فورکا پیش آگهی بدتری دارند. مواد مختلفی برای ترمیم غیر جراحی پرفوریشنهای فورکا پیشنهاد شده کهMTA یکی از آنها میباشد. با توجه به عوارض پرفوراسیون فورکا در مولرهای شیری و با توجه به این مسأله که تمامی مطالعات در زمینه مولرهای دائمی میباشند، انجام این مطالعه در دندانهای شیری ضروری به نظر میرسد. ب...
Introduction The aim of the present study was to evaluate and compare the compressive strength (CS) of mineral trioxide aggregate (MTA) and calcium-enriched mixture (CEM) cement when mixed with propylene glycol (PG). Methods and Materials Twenty four custom-made split molds with 5 holes in each were prepared. Molds were allocated into eight groups (n=15 holes) as follows: Groups 1,5: CEM and ...
PURPOSE The aim of this study was to use clinical, radiographic, and histologic examinations to compare the relative success of gray mineral trioxide aggregate (MTA), white MTA, and formocresol as pulp dressings in pulpotomized primary teeth. METHODS Twenty-four children, each with at least 3 primary molars requiring pulpotomy, were selected for this study's clinical and radiographic portion....
INTRODUCTION Most current root-end filling materials do not provide a perfect seal. Thus, a microscopic space is likely to exist in the interface between walls of the root-end cavity and filling material, which allows microorganisms and their products to penetrate. In addition to good sealing ability and biocompatibility, root-end filling materials should ideally have some antimicrobial activit...
5'-methylthioadenosine (MTA) is a nucleoside generated from S-adenosylmethionine (AdoMet) during polyamine synthesis. Recent evidence indicates that AdoMet modulates in vivo the production of inflammatory mediators. We have evaluated the anti-inflammatory properties of MTA in bacterial lipopolysaccharide (LPS) challenged mice, murine macrophage RAW 264.7 cells, and isolated rat hepatocytes trea...
OBJECTIVES The aim of the present study was to conduct a clinical and radiographic long-term evaluation of pulpotomy in temporary molars performed with Grey and White Mineral Trioxide Aggregate (MTA) and compare the results of Grey and White MTA pulpotomies in a sample of 233 primary molars with a maximum follow-up period of 84 months. METHODS The sample was selected from patients treated at ...
Purpose. To compare the biocompatibility and antimicrobial effectiveness of the new Fast-Set MTA (FS-MTA) with ProRoot MTA (RS-MTA). Methods. The agar overlay method with neutral red dye was used. L929 mouse fibroblast cells were cultured. The liquid and oil extracts and solid test material were placed on the agar overlay, four samples for each material. Phenol was used as the positive control ...
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