Results 11 to 20 of about 3,261,650 (290)

Radiographic versus electronic root canal working length determination

Indian Journal of Dental Research, 2011
Purpose: The aim of this ex vivo study was to compare the accuracy of radiographic and electronic root canal length determination methods, compared with actual root canal length obtained with stereomicroscope.
Lumnije Kqiku, Peter Städtler
doaj   +3 more sources

Comparative Evaluation of Root Canal Working Length Determination with Three Methods: Conventional Radiography, Digital Radiography and Raypex6 Apex Locator: An Experimental Study [PDF]

Journal of Dental Materials and Techniques, 2021
Introduction: Determining working length had always been one of the most crucial factors in evaluating prognosis. Radiography as a gold standard way nowadays has some flaws like making a 3D object, image distortion, not measuring the exact location of ...
Seyed Amir Mousavi, Amirali Zahedinejad, Behzad Kowsari, Erfan Kolahdouzan, Seyed Iman Mousavi, Sadegh Saeidian   +5 more
doaj   +1 more source

In vivo study to evaluate the effect of instrument size on the accuracy of three different apex locators when various irrigation solutions are used in vital and non-vital teeth

Journal of Pharmacy and Bioallied Sciences, 2023
Introduction: Root canal success requires working length (WL) optimization. The current study examined how different apex locators on vital and non-vital teeth responded to instrument size.
Akhilesh Vajpayee, Prachi D Khandare, Smita D Dutta, Seema Marathe, Prashant Viragi, Rahul Maria   +5 more
doaj   +1 more source

Clinical Evaluation of Effect of Case Series Instrument Size and Type on the Accuracy of Electronic Apex Locator on Upper Premolars [PDF]

Journal of Clinical and Diagnostic Research, 2017
Introduction: Root canal treatment is a standard procedure for pulpal diseases and dental injuries. Working length determination is significantly important for successful outcome of root canal treatment.
Basawaraj Channabasappa Biradar, Sudharani Basawaraj Biradar, Sai S Kalyan, Rashmikumar B Vora, Arvind Mohan Subramani   +4 more
doaj   +1 more source

Computerization, obsolescence and the length of working life [PDF]

Labour Economics, 2021
This paper analyzes how computerization affected the labor market outcomes of older workers between 1984 and 2017. Using the computerization supplements of the Current Population Survey (CPS) we show that different occupations were computerized at different times, older workers tended to start using computers with a delay compared to younger workers ...
Péter, Hudomiet, Robert J, Willis
openaire   +2 more sources

A clinical evaluation of two electronic apex locators and conventional radiography in working length determination in primary molar and its influence on children's behavioral responses

Journal of Indian Society of Pedodontics and Preventive Dentistry, 2020
Background: Accurate root canal length determination, simplicity of the procedure, and patient's cooperation are important determinants in the success of endodontic treatment in primary teeth.
Krithi Nellamakkada, Sandya S Patil, Madhu Kakanur, Ravi S Kumar, Rachna Thakur   +4 more
doaj   +1 more source

Clinical reproducibility of a low cost electronic apex locator

Brazilian Journal of Oral Sciences, 2015
Aim: To evaluate the clinical reproducibility of three electronic apex locators (EALs), Joypex 5, RomiApex A-15 and Novapex. Methods: Twenty-five patients requiring endodontic treatment were selected.
Nathalia Vilaça Soares, Emmanuel João Nogueira Leal da Silva, Claudio Malizzia Alves Ferreira, Renato Liess Krebs, Tauby de Souza Coutinho-Filho   +4 more
doaj   +1 more source

Evaluation of Different Techniques of Working Length Determination in Comparison with CBCT

Indian Journal of Dental Research, 2023
Aim: To estimate the working length of teeth using conventional tactile technique, radiovisiography technique, Apex locator, and confirmation of working length by cone beam computed tomography technique. Materials and Methods: Forty patients with the age
Anubha Srivastav, Ramesh Chandra, Shazia Siddiqui, Divya Chowdhary, Alpana Katiyar, Rehan Ahmad Khan   +5 more
doaj   +1 more source

Evaluation of the accuracy of different apex locators in determiningthe working length during root canal retreatment [PDF]

Journal of Dental Research, Dental Clinics, Dental Prospects, 2020
Background. This study aimed to assess the accuracy of three electronic apex locators (EALs) (DentaportZX [J Morita, Tokyo, Japan], Propex Pixi [Dentsply Maillefer, Ballaigues, Switzerland], and iPex II [NSK,Tokyo, Japan]) during root canal retreatment ...
Pelin Tufenkci, Aylin Kalaycı
doaj   +1 more source

The endurance of children's working memory : a recall time analysis. [PDF]

, 2008
We analyse the timing of recall as a source of information about children’s performance in complex working memory tasks. A group of 8-year- old children performed a traditional operation span task in which sequence length increased across trials and an ...
Towse, John N., Hitch, Graham J., Hamilton, Z., Pirrie, Sarah   +3 more
core   +1 more source