Results 1 to 10 of about 68,221 (341)

Case of Unerupted Premolar [PDF]

open access: bronzeProceedings of the Royal Society of Medicine, 1920
E. Lloyd‐Williams
openalex   +4 more sources

Dentin thickness of C-shaped root canal walls in mandibular premolars based on cone-beam computed tomography: a retrospective cross-sectional study [PDF]

open access: yesRestorative Dentistry & Endodontics
Objectives This study aimed to measure the dentin thickness of C-shaped canals in mandibular first and second premolars at coronal, middle, and apical root levels using cone-beam computed tomography (CBCT).
Elif Aslan   +5 more
doaj   +2 more sources

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

open access: yesCumhuriyet 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

Autotransplantation of premolars [PDF]

open access: yesBritish Dental Journal, 2010
Autotransplantation is a reliable treatment option for the replacement of missing teeth; however, there is a wide variation in reported survival rates. The purpose of this study was to evaluate the success and survival rate of premolar autotransplantation and to underline the importance of autotransplantation in the treatment of missing teeth.
Mensink, G., Merkesteyn, R. van
openaire   +3 more sources

Extraction or nonextraction in orthodontic cases: A review

open access: yesJournal 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   +5 more
doaj   +1 more source

Ectopic premolar tooth in the sigmoid notch [PDF]

open access: yes, 2016
Impaction of a mandibular premolar is relatively uncommon. Ectopic placement is more unusual and there has been no discussion in the literature of an ectopic mandibular premolar in the coronoid process. In this case report, we present an impacted ectopic
Akgul, Hayati Murat   +2 more
core   +10 more sources

Comparative analysis of mandibular changes after orthodontic treatment with and without extraction of four premolars: A digital cephalometric study

open access: yesActa Marisiensis - Seria Medica, 2022
Objective: To compare and evaluate the cephalometric hard and soft tissue changes of mandible after orthodontic treatment with and without extraction of four first premolar.
Alex Anithab   +5 more
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

open access: yesDentistry 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   +5 more
doaj   +1 more source

Assessment of a New Regression Equation for Mixed Dentition Space Analysis in Paediatric Population of Wardha, Maharashtra, India- A Research Protocol [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: Prediction of the mesiodistal crown width of unerupted canines and premolars in mixed dentition analysis is crucial. When Tanaka-Johnston’s equations, the most popular approach, are applied to diverse ethnic groups, their accuracy is ...
Rutuja Purushottam Ragit   +2 more
doaj   +1 more source

Strain generated in the TMJ with class II malocclusions, treated with extraction of premolars and orthodontics: analysis with the finite element method

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2021
Introduction: premolar extraction is an alternative for the treatment of class II malocclusion. A change in biomechanics can generate alterations in the Temporomandibular Joint (TMJ), which produces greater dental wear and the appearance of joint ...
Sandra Patricia Castaño-Duque   +3 more
doaj   +1 more source

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