نتایج جستجو برای: ricketts esthetic analysis

تعداد نتایج: 2827839  

Journal: :European journal of orthodontics 2009
Konstantinos A Parikakis Svante Moberg Eva Hellsing

The purpose of this retrospective study was to evaluate the treatment effects of the variable anchorage straightwire technique (VAST) in Angle Class II patients using Ricketts' growth prediction analysis. The subjects belonged to two groups: a control, consisting of 30 untreated Class II Swedish individuals (20 girls, 10 boys) with a mean age of 11.2 years, and the other 29 Swedish patients (14...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2008
Rosemie M A Kiekens Anne Marie Kuijpers-Jagtman Martin A van 't Hof Bep E van 't Hof Jaap C Maltha

INTRODUCTION In orthodontics, facial esthetics is assumed to be related to golden proportions apparent in the ideal human face. The aim of the study was to analyze the putative relationship between facial esthetics and golden proportions in white adolescents. METHODS Seventy-six adult laypeople evaluated sets of photographs of 64 adolescents on a visual analog scale (VAS) from 0 to 100. The f...

Journal: :journal of dentistry, tehran university of medical sciences 0
abolfazl saboury associated professor, department of fixed prosthodontics, shahid beheshti dental school, tehran, iran. ali gooya assistant professor, department of prosthodontics, golestan dental school, gorgan, iran.

screw-retained implant restorations have an advantage of predictable retention as well as retrievability, and obviate the risk of excessive sub-gingival cement commonly associated with cement retained implant restorations. screw-retained restorations generally have screw access holes, which can compromise esthetics and weaken the porcelain around the holes. the purpose of this study is to descr...

2012
Theresa C. Wang Lyndon Cooper Gustavo Mendonca Salvador Nares Christopher Vo Sheng Zhong

Objective: The purpose of this review was to examine how tissue architecture, surgical procedures, implant components and prosthetic factors contribute collectively toesthetic success in the maxillary anterior and premolar region (esthetic zone).Materials and methods: Pubmed, Embase and the Cochrane electronic databases weresearched for prospective human studies that investigate sin...

Journal: :journal of dentistry, tehran university of medical sciences 0
a. pahlevan

a new fixed-partial denture design using laminates is described for the replacement of a missing anterior tooth. in this article advantages, disadvantages, indications and contraindications of the new design have been discussed. this method is best suited for cases with missing incisors and esthetically compromised abutment teeth.

Journal: :Journal of periodontology 2014
Kirsten W Slagter Laurens den Hartog Nicolaas A Bakker Arjan Vissink Henny J A Meijer Gerry M Raghoebar

BACKGROUND Research interest on immediate placement of dental implants has shifted from implant survival toward optimal preservation of soft and hard tissues. The aim of this study is to systematically assess the condition of implant survival, peri-implant hard and soft tissue changes, esthetic outcome, and patient satisfaction of immediately placed single-tooth implants in the esthetic zone. ...

2010
Hae-Lyung Cho Jae-Kwan Lee Heung-Sik Um Beom-Seok Chang

PURPOSE The aim of this study is to assess the influence exerted by the observer's dental specialization and compare patients' opinion with observers' opinion of the esthetics of maxillary single-tooth implants in the esthetic zone. METHODS Forty-one adult patients, who were treated with a single implant in the esthetic zone, were enrolled in this study. Eight observers (2 periodontists, 2 pr...

Journal: :journal of dentistry, tehran university of medical sciences 0
a. pahlevan

a new design for replacing a missing anterior tooth is described. in this article, a lingually fixed partial denture, its advantages, disadvantages, indication and contraindications have been explained. the ability of this design to replace a single missing central or lateral incisor is discussed.

Journal: :European journal of orthodontics 2012
Rashed Al-Azemi Jon Årtun

The aim of the study was to establish posteroanterior (PA) cephalometric norms for adolescent Kuwaitis of an age comparable with the start of comprehensive orthodontic treatment, and to compare these with similar normative data, considering a difference of 2.0 mm or degrees as clinically significant. Digital PA cephalograms of 159 13- to 14-year-old Kuwaitis (81 boys and 78 girls) with untreate...

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