نتایج جستجو برای: mta خارجی

تعداد نتایج: 28206  

2013
Rustem Kemal Subay Banu Ilhan Hasmet Ulukapi

This case report aimed to present the long-term clinical performance of mineral trioxide aggregate (MTA) pulpotomies in immature permanent teeth. Four patients with complicated crown fractures of five maxillary immature central incisor teeth were treated with pulpotomy using gray MTA. An immature mandibular first molar showing signs of reversible pulpitis that was exposed mechanically during ca...

Journal: :Journal of endodontics 2006
Shahriar Shahi Saeed Rahimi Mehrdad Lotfi Hamidreza Yavari Alireza Gaderian

The purpose of this study was to compare the biocompatibility of amalgam, gray MTA and white MTA in the connective tissue of rats. We used 45 Sprague-Dawley rats in this study. The rats were divided into three groups. Root end filling materials were placed in polyethylene tubes and inserted into the rats' connective tissue through incisions. The rats were sacrificed after 3 days, 1 wk, and 3 wk...

2018
Seok Woo Chang

Chemical composition and porosity characteristics of calcium silicate-based endodontic cements are important determinants of their clinical performance. Therefore, the aim of this study was to investigate the chemical composition and porosity characteristics of various calcium silicate-based endodontic cements: MTA-angelus, Bioaggregate, Biodentine, Micromega MTA, Ortho MTA, and ProRoot MTA. Th...

Journal: :The Journal of clinical pediatric dentistry 2005
Najat Farsi Najlaa Alamoudi Khalid Balto Abdullah Mushayt

UNLABELLED The aim of the present study was to compare, clinically and radiographically, the mineral trioxide aggregate (MTA) to formocresol (FC) when used as medicaments in pulpotomized vital human primary molars. METHODS The sample consisted of 120 primary molars, all teeth were treated with the same conventional pulpotomy technique. Sixty molars received FC and 60 received MTA throughout a...

Journal: :Journal of endodontics 2014
Maria Giovanna Gandolfi Francesco Siboni Carolyn M Primus Carlo Prati

INTRODUCTION The aim of this study was to evaluate MTA Plus (Prevest Denpro Limited, Jammu, India, for Avalon Biomed Inc) material's properties, namely calcium release, the pH change, solubility, water sorption, porosity, surface morphology, and apatite-forming ability after immersion in simulated body fluid. METHODS Two tricalcium silicate powders (MTA Plus and ProRoot MTA; Dentsply Tulsa Sp...

Journal: :Stroke 2006
Frank-Erik de Leeuw Esther Korf Frederik Barkhof Philip Scheltens

BACKGROUND AND PURPOSE Medial temporal lobe atrophy (MTA) is a hallmark of Alzheimer disease (AD). Its progression is often seen during the course of AD, but its frequency and risk factors remain unclear. METHODS We investigated MTA in 35 patients with AD from whom sequential magnetic resonance imaging scans were available. White matter lesions (WML; for the periventricular [PV] and subcortic...

Journal: :European archives of paediatric dentistry : official journal of the European Academy of Paediatric Dentistry 2009
R Steffen H van Waes

AIM This was to carry out a review of the literature concerning mineral trioxide aggregate (MTA) and Portland cement with regards to clinical, biological and mechanical findings and a possible substitution of MTA through Portland cement for endodontic use. STUDY DESIGN Electronic literature search of scientific papers from January 1993 to January 2009 was carried out on the MEDLINE and Scopus...

2014
Young-Eun Jang Bin-Na Lee Jeong-Tae Koh Yeong-Joon Park Nam-Eok Joo Hoon-Sang Chang In-Nam Hwang Won-Mann Oh Yun-Chan Hwang

OBJECTIVES The aim of this study was to evaluate the cytotoxicity, setting time and compressive strength of MTA and two novel tricalcium silicate-based endodontic materials, Bioaggregate (BA) and Biodentine (BD). MATERIALS AND METHODS Cytotoxicity was evaluated by using a 2,3-bis(2-methoxy-4-nitro-5-sulfophenyl)-5-((phenylamino)carbonyl)-2H-tetrazolium hydroxide (XTT) assay. Measurements of 9...

2014
Minju Song Tae-Sun Yoon Sue-Youn Kim Euiseong Kim

OBJECTIVES The purpose of this study was to evaluate in vitro cytotoxicity of the pozzolan cement and other root-end filling materials using human periodontal ligament cell. MATERIALS AND METHODS Endocem (Maruchi), white ProRoot MTA (Dentsply), white Angelus MTA (Angelus), and Super EBA (Bosworth Co.) were tested after set completely in an incubator at 37℃ for 7 days, Endocem was tested in tw...

Journal: :International endodontic journal 2015
J-Y Jung S-M Woo B-N Lee J-T Koh J E Nör Y-C Hwang

AIM To compare the mineralization inductive capacity of Biodentine and Bioaggregate with Mineral trioxide aggregate (MTA) and to investigate possible signaling pathways of mineralization in human dental pulp cells (HDPCs). METHODOLOGY Viability of HDPCs in response to Biodentine, Bioaggregate, and MTA was measured using 3-[4,5-dimethylthiazol-2-yl]-2,5 diphenyltetrazolium bromide. To investig...

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