نتایج جستجو برای: enriched cement

تعداد نتایج: 88370  

2016
Mahtab Memarpour Soleiman Fijan Saeed Asgary Marzieh Keikhaee

OBJECTIVES To evaluate the outcome of vital pulp therapy in primary teeth with irreversible pulpitis by using calcium-enriched mixture (CEM) cement according to clinical and radiographic assessment. PARTICIPANTS AND METHODS Fifty primary molar teeth with irreversible pulpitis in 50 children aged 6-8 years underwent pulpotomy using CEM cement as the dressing material. Following pulpotomy, pain...

2013
Saeed Moradi Reza Disfani Kiarash Ghazvini Mahdi Lomee

INTRODUCTION The aim of this in vitro study was to determine the sealing ability of orthograde ProRoot mineral trioxide aggregate (MTA) and calcium enriched mixture (CEM) cement as root-end filling materials. MATERIALS AND METHODS Fifty four extracted single-rooted human teeth were used. The samples were randomly divided into 3 experimental groups. In group A and B, 4 mm of WMTA and CEM cemen...

Journal: :iranian endodontic journal 0
safoora sahebi nooshin sadatshojaee zahra jafari

introduction: the aim of this experimental laboratory study was to evaluate the effect of different mixing and placement techniques on compressive strength (cs) of calcium-enriched mixture (cem) cement. methods and materials: cem powder was mixed with its liquid either by hand mixing or amalgamator mixing. the mixture was loaded to cylindrical acrylic molds with 6.0±0.1 mm height and 4.0±1 mm d...

Journal: :journal of dental research, dental clinics, dental prospects 0
mohammad samiei assistant professor of endodontics mohammad aghazadeh assisstant professor of clinical microbiology farrokh farhadi academic member of oral and maxillofacial surgury department ali torab dental student seyyed mahdi vahid pakdel post-graduate student of prosthodontics

background and aims. various materials and methods have been introduced for obturating cleaned and shaped root canal systems. this in vitro study aimed to evaluate the sealing ability of single-cone obturation technique with mineral tri-oxide aggregate and calcium-enriched mixture based on bacterial leakage approach. materials and methods. sixty-four single-canal teeth were prepared and randoml...

Ramin Tabari, Sepideh Hosseini Shiva Sadeghi

Abstract Introduction: Thickness of a coronal seal barrier is an important factor for preventing microleakage. The aim of this in vitro study was to compare the sealing ability of two different thicknesses of calcium Enriched Mixture (CEM) cement as a coronal seal barrier.   Methods: A total of 40 canals of extracted maxillary central incisors were instrumented and obturated using lateral compa...

Journal: :journal of dentistry, shiraz university of medical sciences 0
alireza adl dept. of endodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran. nooshin sadat shojaee dept. of endodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran. fereshte sobhnamayan dept. of endodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran. mohammad saeed hashemzade student, biomaterial research centre, school of dentistry, shiraz university of medical sciences, shiraz, iran.

statement of the problem : in clinical situations, calcium-enriched mixture (cem) comes into direct contact or even mixes with blood during or after placement. purpose: the aim of this study was to evaluate the effect of blood contamination on the compressive strength of cem. materials and method: three experimental groups were included in this study. in the first group, cem was mixed with dist...

Journal: :iranian endodontic journal 0
nahid ramazani parisa sadeghi

introduction: adequate seal of iatrogenically perforated area within the root canal system can improve the long term treatment prognosis. this in vitro study evaluated the sealing ability of mineral trioxide aggregate (mta), calcium-enriched mixture (cem) cement and biodentine in repair of furcation perforation in primary molars. methods and materials: a total of 61 freshly extracted primary ma...

Journal: :iranian endodontic journal 0
armita rouhani majid akbari aida farhai-faz

introduction: the aim of this in vitro study was to evaluate the tooth discoloration induced by calcium-enriched mixture (cem) cement and mineral trioxide aggregate (mta). methods and materials: forty five endodontically treated human maxillary central incisors were selected and divided into three groups ( n =15) after removing the coronal 3 mm of the obturating materials. in the mta group, whi...

2014
Saeed Asgary Mahta Fazlyab

Crown fractures account for the majority of dental traumas. If handled properly, prognosis of the pulp following a traumatic crown fracture can be favorable. The present case report focuses on the treatment of a traumatized mature permanent incisor with exposed pulp that was treated with the novel technique of miniature pulpotomy using calcium-enriched mixture (CEM) cement. One-year follow-up r...

Azadeh Amini, Ehsan Hamzelouei Moghaddam, Hadi Assadian, Kumarz Nazari Moghaddam, Mohadeseh Hashemzehi,

Background and Aim: The use of ceramics has a long history. A new category of these materials was used in medicine in 1960 introduced as bioceramics. Biocompatibility, osteoinductivity and sealing ability are among the most favorable characteristics of endodontic bioceramics. Introduction of mineral trioxide aggregate (MTA) revolutionized endodontics and this new era is progressively growing. ...

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