Results 1 to 10 of about 64,555 (347)

Case of Unerupted Premolar [PDF]

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

Evaluation of the Ideal Horizontal X-Ray Beam Angulation to Accurately Identify Two Separate Canals in Maxillary First Premolars—A Retrospective Clinical Study Using Cone-Beam Computed Tomography in an Austrian Subpopulation [PDF]

open access: yesDentistry Journal
Background/Objectives: Intraoral (IO) radiographs are critical for endodontic diagnostics, yet conventional orthoradial imaging often results in superimposition, limiting the visibility of individual root canals. Maxillary first premolars pose challenges
Benedikt Schneider   +4 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

Comparison of radiographic changes in the alveolar crest after extraction of fully and partially erupted premolars during orthodontic treatment: A retrospective analytical study [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2021
Background. The alveolar process plays an essential role in providing dental support and gradually disappears with tooth loss. Space deficiency can cause one premolar to remain semi-erupted adjacent to a fully-erupted premolar.
Sanam Darban Hosseini   +3 more
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

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

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

A multi-patient analysis of the center of rotation trajectories using finite element models of the human mandible [PDF]

open access: yesPlos one 16, no. 11 (2021): e0259794, 2022
Studying different types of tooth movements can help us to better understand the force systems used for tooth position correction in orthodontic treatments. This study considers a more realistic force system in tooth movement modeling across different patients and investigates the effect of the couple force direction on the position of the center of ...
arxiv   +1 more source

CBCT‐based assessment of the anatomic relationship between maxillary sinus and upper teeth

open access: yesClinical and Experimental Dental Research, 2021
Objectives To describe the relationship between maxillary sinus (MS) and upper teeth based on cone beam computed tomographic scans (CBCT). Materials and methods Based on CBCT maxillary imaging data of 147 patients, distance between MS and apices of ...
Tobias Regnstrand   +5 more
doaj   +1 more source

How to restore endodontically treated posterior teeth: A conservative approach [PDF]

open access: yesStomatološki glasnik Srbije, 2012
Reconstruction of endodontically treated teeth is common procedure in everyday clinical practice. It has great impact on prognosis of endodontically treated teeth, however, there is no consensus regarding the most predictable restorative procedure ...
Kantardžić Ivana   +3 more
doaj   +1 more source

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