نتایج جستجو برای: angulation

تعداد نتایج: 1836  

A. R. Mehdizadeh S. Arabi Z. Mortazavinia,

Background: Numerical study of angulation effects of renal arteries on blood flow has been of great interest for many researchers.Objective: This paper aims at numerically determining the angulation effects of stenosed renal arteries on blood flow velocity and renal mass flow.Method: An anatomically realistic model of abdominal aorta and renal arteries is reconstructed from CT-scan images and u...

2015
Georgios Kanavakis Karen M Curran Kevin C Wiseman Nicholas P Barone Matthew D Finkelman Sreedevi Srinivasan Moonyoung B Lee Caroll-Ann Trotman

BACKGROUND The objective of this study is to explore differences in crown-to-root angulation between lateral incisors adjacent to palatally impacted canines (PICs) and lateral incisors adjacent to normally erupted canines (NECs). METHODS Orthodontic records of 100 subjects (51 with PICs and 49 with NECs) were reviewed. Crown-to-root angulations of all lateral incisors were measured manually o...

2017
Saurabh Chaturvedi Mohamed Khaled Addas Abdullah Saad Ali Al Humaidi Abdulrazaq Mohammed Al Qahtani Mubarak Daghash Al Qahtani

AIM To determine the prevalence of type of soft palate in targeted population. MATERIALS AND METHODS Using computer technology in dentistry, intraoral digital scanner, and 3D analysis software tool, study was conducted. 100 patients selected from the outpatient clinics were divided into two groups based on the ages of 20-40 years and 41-60 years with equal ratio of males and females. Each sel...

Journal: :Swiss dental journal 2014
Thomas Schneider Katharina Filo Astrid L Kruse Michael Locher Klaus W Grätz Heinz-Theo Lübbers

Surgical removal of impacted third molars is one of the most frequent procedures in oral surgery. Here, three-dimensional (3D) imaging is often used, yet its necessity is still being heavily debated. The aim of the study was to describe the variation in the anatomical positioning of third mandibular molars, and, by doing so, examine the necessity of 3D imaging. A retrospective case study was pe...

2016
Sharma S Pradhan

The management of extraarticular fracture of the distal tibia remains controversial. Surgeons are not very keen on using intramedullary interlocking nail for these fractures because of diffi cult nail fi xation, wider medullary canal in the distal tibia and late angulation .The advent of newer nails with locking holes in the distal parts has made nailing possible even in cases of distal tibia f...

Journal: :Brazilian dental journal 2011
Carolina Baratieri Ana Carolina Portes Canongia Ana Maria Bolognese

The aims of the present study were to evaluate the angulation and inclination of permanent maxillary incisors and to correlate the results to the intra-alveolar permanent maxillary canine position during mixed dentition, using cone beam computed tomography (CBCT). The subjects were 30 children aged 7 to 10 years in the inter-transitory period of mixed dentition (permanent incisors and first mol...

Journal: :Korean journal of orthodontics 2015
Kyung-Won Seo Soon-Yong Kwon Kyung A Kim Ki-Ho Park Seong-Hun Kim Hyo-Won Ahn Gerald Nelson

OBJECTIVE To evaluate and compare the effects of two appliances on the en masse retraction of the anterior teeth anchored by temporary skeletal anchorage devices (TSADs). METHODS The sample comprised 46 nongrowing hyperdivergent adult patients who planned to undergo upper first premolar extraction using lingual retractors. They were divided into three groups, based on the lingual appliance us...

Journal: :Brazilian oral research 2017
Saione Cruz Sa Saulo Leonardo Sousa Melo Daniela Pita de Melo Deborah Queiroz Freitas Paulo Sérgio Flores Campos

This study aimed at verifying the correlation among angulation of the articular eminence (AE), shape of the condyle and its degenerative bone diseases (DBDs), according to age and sex, through Cone Beam Computed Tomography (CBCT). Five hundred and twenty-eight temporomandibular joints (TMJ) were evaluated. The condyles were classified as: flat, convex, angled and rounded, and the AE angulation ...

2016
Alessandro Ugolini Tiziana Doldo Luis T. Huanca Ghislanzoni Andrea Mapelli Roberto Giorgetti Chiarella Sforza

BACKGROUND The purpose of this controlled study was to investigate indirect effects on mandibular arch dimensions, 1 year after rapid palatal expansion (RPE) therapy. METHODS Thirty-three patients in mixed dentition (mean age 8.8 years) showing unilateral posterior crossbite and maxillary deficiency were treated with a RPE (Haas type) cemented on the first permanent molars. Treatment protocol...

Journal: :Medicina oral, patologia oral y cirugia bucal 2010
Beatriz Tarazona Vanessa Paredes Jose-Maria Llamas Rosa Cibrian Jose-Luis Gandía

The mandibular third molar (3M) is the tooth that is most often impacted, with lack of space being one of the reasons. In some orthodontic treatments, premolars are extracted in order to create space. The aims of our study are: firstly, to assess the changes in the angulation and position of the 3M in cases treated either with or without extraction of the first or second premolars; secondly, to...

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