نتایج جستجو برای: calcium enriched mixture

تعداد نتایج: 316928  

2017
Fatemeh Ayatollahi Milad Hazeri Baqdad Abad Seyed Hossein Razavi Mahdi Tabrizizadeh Reza Ayatollahi Fatemeh Zarebidoki

Introduction Multiple methods for evaluating microleakage have been introduced over the years, but there has been no agreement as to which technique will give more accurate results. The aim of this study was to compare the accuracy and results of fluid filtration and marginal adaptation methods for mineral trioxide aggregate (MTA) and calcium-enriched mixture (CEM) cement apical plugs. Method...

2017
Tahereh Pornamazeh Zahra Yadegari Amir Ghasemi Seyedeh Mahsa Sheykh-al-Eslamian Shiva Shojaeian

Introduction The present study sought to evaluate and compare biocompatibility and setting time of Retro mineral trioxide aggregate (MTA), calcium-enriched mixture (CEM) and Angelus MTA. Methods and Materials CEM cement, Angelus MTA and Retro MTA were assessed in set and fresh states. Extracts transformed to each cavity of three 24-well plates in which 1×104 cell were seeded into each well 24...

2016
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...

2014
Saeed Moradi Reza Disfani Mahdi Lomee Neda Naghavi

OBJECTIVE There is some concern that root resection may alter the seal of the previously set orthograde material. The aim of this study was to evaluate the apical sealing ability of orthograde mineral trioxide aggregate (MTA) and calcium enriched mixture (CEM) plugs after resection of the roots. MATERIALS AND METHODS The fluid filtration method was carried out on a total of 51 roots in three ...

Journal: :The journal of contemporary dental practice 2011
Siavash Savadi Oskoee Soodabeh Kimyai Mahmoud Bahari Paria Motahari Mohammad Jafar Eghbal Saeed Asgary

AIM Adhesion of composite resin and pulp capping biomaterials remarkably influences treatment outcomes. This in vitro study aimed to compare the shear bond strength of composite resin to calcium enriched mixture (CEM) cement, mineral trioxide aggregate (MTA) and resin modified glass ionomer (RMGI) with or without acid etching. MATERIALS AND METHODS A total of 90 cylindrical acrylic blocks con...

2012
Saeed Rahimi Hadi Mokhtari Shahriar Shahi Ali Kazemi Saeed Asgary Mohammad J. Eghbal Mehran Mesgariabbasi Daryoush Mohajeri

AIM The aim of the present in vivo study was to determine bone tissue reaction to calcium enriched mixture (CEM) and mineral trioxide aggregate (MTA) using a rat femur model. STUDY DESIGN Sixty-three rats were selected and randomly divided into three groups of 21 each [experimental groups (n=15), control (n=6)]. Implantation cavities were prepared in each femoral bone and randomly filled with...

2014
Mahdi Tabrizizade Yasin Asadi Aidin Sooratgar Saeed Moradi Hossein Sooratgar Fatemeh Ayatollahi

INTRODUCTION Endodontic treatment in pulpless immature teeth is challenging due to the lack of an apical stop. Insertion of an apical plug is an alternative to conventional long-term apexification with calcium hydroxide. The aim of this study was to compare the apical microleakage of mineral trioxide aggregate (MTA) and calcium-enriched mixture (CEM) cement as apical plugs with three different ...

2016
Shahriar Shahriari Farhad Faramarzi Mohammad-Yousef Alikhani Maryam Farhadian Seyedeh Sareh Hendi

INTRODUCTION This in vitro study compared the apical sealing ability of three common root end filling materials namely mineral trioxide aggregate (MTA), intermediate restorative material (IRM) and calcium-enriched mixture (CEM) cement using a bacterial leakage model. METHODS AND MATERIALS The study was conducted on 83 single-rooted human teeth. Tooth crowns were cut and root canals were prepa...

2014
Siavash Savadi Oskoee Mahmoud Bahari Soodabeh Kimyai Paria Motahhari Mohammad Jafar Eghbal Saeed Asgary

OBJECTIVE Immediate restoration after vital pulp therapy is essential in order to create and maintain effective coronal seal. PURPOSE OF STUDY The aim of this study was to evaluate the shear bond strength of recently used pulp capping materials: white mineral trioxide aggregate (MTA), and calcium enriched mixture cement (CEM) to composite resin with the use of etch-and-rinse and self-etch adh...

2017
Saeed Rahimi Negin Ghasemi Tahmineh Razi Akbar Rezaiepour

Background Presence of voids at root canal wall‒apical seal material interface gives rise to the entrapment of toxins and microorganisms, which might have a relationship with post treatment disease. The present study was carried out to evaluate the effect of different mixing (manual and ultrasonic) and placement (manual and manual in association with indirect ultrasonic) methods of Calcium-enri...

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