Results 111 to 120 of about 188,918 (311)

Dental Arch Wire [PDF]

open access: yes
Straightening teeth is an arduous process requiring months, often years, of applying corrective pressure by means of arch wires-better known as brace-which may have to be changed several times in the course of treatment.

core   +1 more source

Interproximal Distance Analysis of Stereolithographic Casts Made by CAD-CAM Technology: An in Vitro Study [PDF]

open access: yes, 2017
Statement of problem The accuracy of interproximal distances of the definitive casts made by computer-aided design and computer-aided manufacturing (CAD-CAM) technology is not yet known.
Bansal, Naveen K.   +2 more
core   +1 more source

The skeleton of the green Iguana iguana (Squamata: Iguanidae) and its intraspecific morphological variation

open access: yesThe Anatomical Record, EarlyView.
Abstract The green iguana (Iguana iguana) is an iguanine lizard with herbivorous and arboreal habits, whose distribution spans through South America, Central America to the south of North America. Although the genus Iguana is well‐known, the species still lacks a comprehensive and up‐to‐date anatomical study, particularly addressing the axial skeleton,
Vieno Rosa   +2 more
wiley   +1 more source

Head Posture and Lower Arch Dental Crowding

open access: yesThe Angle Orthodontist, 2009
Abstract Objective: To test the null hypothesis that there is no relationship between the posture of the head and the neck and late lower arch crowding. Materials and Methods: The sample comprised 55 subjects (23 female, 32 male), age 12–18 years, with complete permanent dentition and without previous orthodontic ...
PACHI', FRANCESCO, Turla, R, Checchi, AP
openaire   +4 more sources

The analysis of the correlations of tooth dimension and dental arch dimension on the occurance of mandibular third molar impaction. An epidemiological study on Buginese and Torajanese. [PDF]

open access: yes
The purpose of this study was to evaluate the correlations of tooth dimension and dental arch dimension on the occurance of mandibular third molar impactionABSTRACT\ud \ud The evolutionary reduction of human jaw size, is due to modern diet that does not ...
Chandha, M. Hendra
core  

Salivary inflammatory biomarkers during initial orthodontic tooth movement [PDF]

open access: yes, 2016
BACKGROUND: Orthodontic tooth movement is a complex process involving a number of inflammatory and anabolic/catabolic pathways. Further, successful treatment depends on proper timing of orthodontic measures with regard to patient’s growth spurt ...
Serrenho, Ana
core   +1 more source

Comparative cranial biomechanics reveal macroevolutionary trends in theropod dinosaurs, with emphasis on Tyrannosauroidea

open access: yesThe Anatomical Record, EarlyView.
Abstract Tyrannosaurus is viewed as a model organism in vertebrate paleontology, with numerous studies analyzing its feeding biomechanics. Nonetheless, the evolution of this feeding performance has been under‐addressed in Tyrannosauroidea, especially in basal tyrannosauroids. Here we used muscle‐force reconstruction and finite element analysis (FEA) to
Evan Johnson‐Ransom   +4 more
wiley   +1 more source

Geometrical and graphic validation for patient management selection criteria in dental arches asymmetry

open access: yesКубанский научный медицинский вестник, 2015
In this paper we propose a selection criterion that is applicable for the treatment of patients with dental arch asymmetry caused by loss of a premolar on one side of the mouth.
E. G. Vedeshina   +3 more
doaj  

Tooth wear and tertiary crowding: a 13-year cohort study in Amazon Indigenous populations

open access: yesProgress in Orthodontics
Background Tooth wear is an important mechanism for reducing dental dimensions and, consequently, dental crowding. The objective of this cohort study was to examine the relation of tooth wear, adjusted for covariates (age, tooth loss, arch perimeter and ...
Renata Travassos da Rosa Moreira Bastos   +2 more
doaj   +1 more source

Determining shapes and dimensions of dental arches for the use of straight-wire arches in lingual technique

open access: yesDental Press Journal of Orthodontics, 2014
INTRODUCTION: This study aims to determine the shape and dimension of dental arches from a lingual perspective, and determine shape and size of a straight archwire used for lingual Orthodontics.
Silvana Allegrini Kairalla   +5 more
doaj   +1 more source

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