Results 1 to 10 of about 74,721 (295)

Influence of non carious cervical lesions depth, loading point application and restoration on stress distribution pattern in lower premolars: a 2D finite element analysis

Bioscience Journal, 2015
The aim of this study was to analyze the biomechanical behavior of lower premolars regarding the non-carious cervical lesion (NCCL) depth, load type and restoration status, using finite element analysis. Two-dimensional virtual model simulating a healthy
Livia Fávaro Zeola, Fabrícia Araújo Pereira, Alexia da Mata Galvão, Tatiana Carvalho Montes, Sônia Cristina de Sousa, Daniela Navarro Ribeiro Teixeira, Bruno Rodrigues Reis, Paulo Vinícius Soares   +7 more
doaj   +3 more sources

Evidence Supports No Relationship between Obstructive Sleep Apnea and Premolar Extraction: An Electronic Health Records Review [PDF]

Journal of Clinical Sleep Medicine (JCSM), 2015
Ann J. Larsen, D. Brad Rindal, John P. Hatch, Sheryl Kane, Stephen E. Asche, Chris Carvalho, John D. Rugh   +6 more
openalex   +2 more sources

The predictability of orthodontic tooth movements through clear aligner among first-premolar extraction patients: a multivariate analysis

Progress in orthodontics, 2022
Background The purpose was to determine the predictability of tooth movements through clear aligner among premolar extraction patients and to explore the effects of various factors on tooth movements.
Linghuan Ren, Lu Liu, Zhouqiang Wu, D. Shan, L. Pu, Yanzi Gao, Ziwei Tang, Xiaolong Li, F. Jian, Yan Wang, H. Long, W. Lai   +11 more
semanticscholar   +1 more source

Evaluation of root and canal morphology of mandibular premolar amongst Saudi subpopulation using the new system of classification: a CBCT study

BMC Oral Health, 2023
Background The clinician should have complete knowledge of the normal anatomy of the root as well as complexities in the root canal configuration for a better outcome, as missed or improper handling of the canal system can lead to the failure of an ...
M. Karobari, A. Iqbal, J. Syed, Rumesa Batul, Abdul Habeeb Adil, Sara Khawaji, M. Howait, O. Khattak, T. Noorani   +8 more
semanticscholar   +1 more source

A study of mandibular premolar root and canal morphology in a Black South African population using cone-beam computed tomography and two classification systems.

Journal of Oral Science, 2022
PURPOSE An investigation of the configurations of mandibular premolar roots and canals in a population of Black South Africans. METHODS Cone-beam computed tomography analysis of 772 mandibular premolars was performed, and the premolars were classified ...
G. Buchanan, M. Gamieldien, I. Fabris-Rotelli, A. van Schoor, A. Uys   +4 more
semanticscholar   +1 more source

In Vitro Comparison of Different Invisalign® and 3Shape® Attachment Shapes to Control Premolar Rotation

Frontiers in Bioengineering and Biotechnology, 2022
Aim: To evaluate in vitro the differences of various Invisalign® attachments in their effectiveness during derotation of an upper second premolar in terms of forces and moments created and compare them to the 3Shape® box attachment as well as to no ...
Nikolaos Ferlias, M. Dalstra, M. Cornelis, P. Cattaneo   +3 more
semanticscholar   +1 more source

The differences of microleakage smart dentin replacement, glass ionomer cement and a flowable resin composite as orifice barrier in root canal treated

Cumhuriyet Dental Journal, 2022
This study was a laboratory experiment. The sample was 27 premolar teeth with one or two mandibular permanent teeth extracted consist of: a smart dentin replacement, glass ionomer cement, and a flowable resin composite.
Erma Sofiani, Emilisa Sari
doaj   +1 more source

Influence of Methodological Variables on Fracture Strength Tests Results of Premolars with Different Number of Residual Walls. A Systematic Review with Meta-Analysis

Dentistry Journal, 2021
The aim of the current meta-analysis was to assess the impact of methodological variables in performing fracture strength tests of upper premolars. Medline (Pubmed), Embase and Google Scholar were screened for studies performing ex vivo fracture strength
Carlo Gaeta, Crystal Marruganti, Emanuele Mignosa, Giovanni Franciosi, Edoardo Ferrari, Simone Grandini   +5 more
doaj   +1 more source

Extraction or nonextraction in orthodontic cases: A review

Journal of Pharmacy and Bioallied Sciences, 2021
Orthodontic treatment helps bring teeth in alignment. There is always debate whether tooth should be extracted or not for treating crowding. The present article highlights various advantages and disadvantages of extraction.
Sagar Mapare, Ram Mundada, Arjun Karra, Shivam Agrawal, Sushil Bhagwan Mahajan, Ashutosh Tadawalkar   +5 more
doaj   +1 more source

Root and Canal Morphology of Mandibular Premolar Teeth in a Kuwaiti Subpopulation: A CBCT Clinical Study

European Endodontic Journal, 2020
Objective: To study the root and root canal morphology of mandibular premolars in a Kuwaiti subpopulation using cone-beam computed tomography (CBCT). Methods: 152 CBCT images were obtained from the radiology department archives of four dental centers in ...
D. J. Alenezi, Saad A Al Nazhan, Nassr Al Maflehi, C. Soman   +3 more
semanticscholar   +1 more source