Results 21 to 30 of about 202,849 (356)

Application of 3D tooth model for monitoring of implant space and inter-root distance without radiographs: a proof of concept study

open access: yesInternational Journal of Implant Dentistry, 2020
Background Radiographs are integral in evaluating implant space and inter-root distance. The purpose of this report is to introduce a method for evaluating the 3D root position with minimal radiation using a 3D tooth model composed of an intraoral ...
Kyungmin Lee, Gyu-Hyoung Lee
doaj   +1 more source

Tooth Eruption without Roots [PDF]

open access: yesJournal of Dental Research, 2013
Root development and tooth eruption are very important topics in dentistry. However, they remain among the less-studied and -understood subjects. Root development accompanies rapid tooth eruption, but roots are required for the movement of teeth into the oral cavity.
openaire   +3 more sources

Gear tooth rooth stress and fillet radii dependence [PDF]

open access: yesFME Transactions, 2014
Tooth root form and fillet radius have a great influence on gear tooth root strength that is one of the primary subjects of this paper. Special attention is given to analysis on impact of gear tooth fillet radius at the critical cross section on stress ...
Ristić Daniela, Kramberger Janez
doaj  

An implant periapical lesion associated with presence of residual root fragments: Report of case treated with apicoectomy [PDF]

open access: yes, 2018
Indexación: Scopus.Chemicals and CAS Registry Numbers: azithromycin, 83905-01-5, 117772-70-0, 121470-24-4; chlorhexidine, 3697-42-5, 55-56-1; erythromycin, 114-07-8, 70536-18-4The present study reports a case of a periapical lesion in an implant placed ...
Alves, N., Honorato, L., Trillos, V.
core   +1 more source

Restorasi Fiber Reinforced Composite Pada Gigi Premolar Pertama Kanan Mandibula Pasca Perawatan Saluran Akar [PDF]

open access: yes, 2013
Gigi yang telah dilakukan perawatan saluran akar membutuhkan restorasi yang tepat untuk mencegah terjadinya fraktur. Restorasi menggunakan fiber reinforced composite (FRC) memiliki resistensi yang tinggi terhadap fraktur dan estetiknya memuaskan. Laporan
Dhamayanti, I. (Intan)   +1 more
core   +4 more sources

Effects of helix deviation on load distributions and bending stresses of continuous engaged helical gear drives

open access: yesAdvances in Mechanical Engineering, 2015
The research of the load distributions and bending stresses with helix deviations in power transmission systems is important for effectively improving gear load capacity. The equations of tooth surface with helix slope and form deviation were established
Tao Luo   +3 more
doaj   +1 more source

Potential of oil-lubricated cylindrical plastic gears

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2018
Bending strength of injection molded polyacetal test gears is investigated in back-to-back testing using oil-lubrication. To validate state of the art calculation methods, tooth geometries with a variable number of teeth are investigated, maintaining a ...
Christian HASL   +4 more
doaj   +1 more source

Sharks, Rays and a Chimaeroid from the Kimmeridgian (Late Jurassic) of Ringstead, Southern England [PDF]

open access: yes, 2002
Sampling of a lenticular concentration of vertebrate debris and associated sediments from the lower Kimmeridgian of southern England has allowed the study of a diverse and abundant assemblage of chondrichthyan remains.
Underwood, Charlie J.
core   +1 more source

Posts and the root-filled tooth [PDF]

open access: yesBritish Dental Journal, 2005
It is clear that teeth often require significant reconstruction following root canal treatment. It is also evident that there is an enormous variety of ways that can be used to achieve this. Although there is some debate about the relative contributions of the root filling and coronal restoration to endodontic success, it is agreed that the best ...
openaire   +3 more sources

The use of Bioceramics as root-end filling materials in periradicular surgery: a literature review [PDF]

open access: yes, 2018
Introduction: Periradicular surgery involves the placement of a root-end filling following root-end resection, to provide an apical seal to the root canal system. Historically several materials have been used in order to achieve this seal.
Abusrewil, Sumaya M.   +2 more
core   +1 more source

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