BACKGROUND AND AIM Bioceramics are ceramic compounds obtained both in situ and in vivo, by various chemical processes. Bioceramics exhibit excellent biocompatibility due to their similarity with biological materials, like hydroxyapatite. Bioceramics and multi-substituted hydroxyapatite or similar compounds have the ability to induce a regenerative response in the organism. The aim of this paper...

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...

BACKGROUND Analyze the most important prognostic factors when performing periapical surgery and compare the success rates of distinct authors. INTRODUCTION Periapical surgery is an approach to treat non-healing periapical lesions and it should be viewed as an extension of endodontic treatment and not as a separate entity. MATERIAL AND METHODS A search of articles published in Cochrane, PubM...

Due to its pseudo elastic behavior, the nickel-titanium (nitinol) alloy has been used in the manufacture of endodontic instruments in recent years, being especially useful for curved canals preparation. Extensive research has been carried out to improve the wear resistance of the nitinol instruments without create modifications in the bulk of the files. The purpose of this work was to measure t...

Background Currently, clinical endodontics includes procedures that are based on the ability of stem cells to accomplish repair (eg, direct pulp capping, apexogenesis, apexification, and even pulpal regeneration). An attempt is made to critically assess the current status in pulp regeneration therapy. Methods: Systematically, 2 distinctly different strategies exist involving stem cells for t...

stylistics is one of the branches of literary criticism benefiting from linguistics and rhetoric to analyze the text and emphasizes on three essential elements namely text, writer and addressee in literary and critical examination of the work. an’ã¢m (the cattles) surah is a the long surah of koran indicating mainly three columns of islamic ideology and all the vocabulary and artistic images ...

The purpose of this article was to illustrate an alternative approach to non-surgical management of teeth with failed surgical retreatment. The patient presented with complaint of severe pain after endodontic treatment of the maxillary right lateral and central incisors, which has not been reduce by periradicular surgery. Radiographic examination revealed the poor quality of both the endodontic...