INTRODUCTION Pulpectomy of primary teeth is commonly carried out with hand files and broaches; a tricky and time consuming procedure. The purpose of this in vitro study was to compare the cleaning efficacy and time taken for instrumentation of deciduous molars using hand K-files and Flex Master rotary system. MATERIALS AND METHODS In this study, 68 canals of 23 extracted primary molars with a...

AIMS AND OBJECTIVES The aims of the present study were to determine and compare the effects of different concentrations of Althaea officinalis extract, 0.2% chlorhexidine (CHX), and penicillin on Streptococcus mutans and Lactobacillus acidophilus in vitro. MATERIALS AND METHODS The laboratory study was done, for a period of 8 weeks. Minimum inhibitory concentration (MIC) in the test tube, min...

the aim of this study was to assess the antibacterial activities of some medicinal plants extracts traditionally used in iran. hydroalcoholic extracts obtained from different parts of five plants including rosmarinus officinalis l. (rosemary), syzygium aromaticum l. (clove)., arctium lappa l. (burdock) , coriandrum sativum, myrtus communis with traditional medicinal use were examined for their ...

The aim of this study was to evaluate in vivo the clinical applicability of two electronic apex locators (EALs) - Apex (Septodont) and iPex (NSK) - in different groups of human teeth by using radiography. The working lengths (WLs) of 100 root canals were determined electronically. The EAL to be used first was chosen randomly and a K-file was inserted into the root canal until the EAL display in...