Department of Orthodontics: Recent submissions
Now showing items 41-59 of 59
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Bond strength of metal orthodontic brackets to all ceramic crowns
(University of the Western Cape, 2016)Aim: The aim of this study was to evaluate, in-vitro, the shear bond strength (SBS) and the resultant failure pattern after debonding of metal orthodontic brackets bonded with TransbondTM XT adhesive resin cement and RelyXTM ... -
Micro-leakage and Enamel demineralisation : a comparative study of three different adhesive cements
(University of the Western Cape, 2016)Introduction: Micro-leakage and enamel demineralization is still a major challenge in dental practice. It can lead to formation of demineralization lesions around and beneath the adhesive–enamel interface (Mali et al., ... -
Comparison of the accuracy of digital models obtained from scans of impressions versus direct intra-oral scans
(University of the Western Cape, 2016)Measurements and a variety of analyses of dental casts are essential for precise diagnosis of an orthodontic case. Study models have long been an essential part of orthodontic diagnosis and treatment planning. Currently ... -
The perceived and normative orthodontic treatment need of a group of South African children
(University of the Western Cape, 2015)Introduction: Improvement of aesthetics is often the reason patients seek orthodontic treatment. The ability to accurately assess aesthetic treatment need from the viewpoint of the patient is necessary. The threshold for ... -
A Cephalometric Comparison of Class II Extraction Cases Treated with Tip-Edge and Edgewise Techniques
(University of the Western Cape, 2012)The Tip-Edge and edgewise techniques are the main techniques that are mostly used in orthodontics, and are applicable to the treatment of any type of malocclusion from the most simple to the most complex. The edgewise ... -
Accuracy of orthodontic digital study models
(University of the Western Cape, 2012)Background: Plaster study models are routinely used in an Orthodontic practice. With the recent introduction of digital models, an alternative is now available, whereby three dimensional images of models can be analyzed ... -
Influence of orthodontic caregiver behaviour on the perceived satisfaction of patients during orthodontic treatment.
(University of the Western Cape, 2014)Influence of orthodontic caregiver behaviour on the perceived satisfaction of patients during orthodontic treatment. Dr. F.J. du Raan M.Sc. (Orthodontics) thesis, Department of Orthodontics, University of the Western Cape. ... -
Perception of occlusal appearance among schoolchildren in Limpopo Province
(University of Western Cape, 2011)The aim of this study is to determine the perceptions of different occlusal appearance observed by schoolchildren aged 13 -16yrs in the Capricorn District of Limpopo Province in South Africa. The study determined ... -
Factors influencing sorption, solubility and cytotoxicity of a heat cured denture base polymer
(2010)Objectives:Substances leaching from denture- base polymers have been associated with cytotoxicity and allergic reactions. This study examined the effect of polishing,mixing ratios, water immersion temperatures and different ... -
Oral lesions in hiv/aids patients before and after haart treatment
(2009)The initiation of highly active antiretroviral therapy has shown to result in successful suppression of viral replications followed by an increase in CD4 lymphocytes, a partial recovery of T-cell specific immune responses ... -
A study to determine the accuracy of Gustafson’s method of age estimation on adult teeth when applied to a sample of the population of the Western Cape
(2013)Teeth are often used to assist in the identification of human bodies after death, especially in cases where the body is badly burned or decomposed, as teeth are usually preserved for a long period of time, even after ... -
The soft-tissue profile preferences of a group of lay persons and professionals
(University of the Western Cape, 2008)Although facial aesthetics has always been a part of orthodontic diagnosis and treatment planning, the criteria for facial evaluation have been somewhat arbitrary. They are often based on parameters from the field of art ... -
Efficacy of enamel sealants in preventing demineralisation
(University of the Western Cape, 2008)To compare the efficacy of two fluoride containing materials, namely, FluorSure and Duraphat, in protecting the enamel around and underneath the orthodontic brackets against decalcification. -
The accuracy of visualized treatment objectives in bimaxillary protrusion patients
(University of the Western Cape, 2008)The aim of this research project was to assess the accuracy of four different types of VTO [Steyn (1979), Jacobson and Sadowsky (1980), Ricketts (1982) and Holdaway (1984)], in predicting the final result of the incisor ... -
Changes in arch dimensions after extraction and non-extraction orthodontic treatment
(University of the Western Cape, 2008)The aim of this study was to determine whether there are changes in the interdental arch widths and arch lengths of the mandibular and maxillary arches during nonextraction and extraction orthodontic treatment. The records ... -
Assessment of tooth movement in the maxilla during orthodontic treatment using digital recording of orthodontic study model surface contours
(University of the Western Cape, 2006)The aim of this project was to measure changes in dimension of the first three primary rugae and to evaluate tooth movement in the maxilla during orthodontic treatment in patients treated with and without premolar extractions. -
Applicability of tooth size predictions in the mixed dentition analysis in a Kenyan sample
(University of the Western Cape, 2004)Mixed denticentition space analysis forms a critical aspect of early orthodo However, the applicability of these methods in other ethnic groups has been varied and questionable. The aim of this study is to evaluate the ... -
Perception of occlusal appearance in 11 to 12 year-old school children in Nairobi, Kenya
(University of the Western Cape, 2004)A public orthodontic system generally is designed to prioritize patients so that those who have the greatest need receive treatment. The aim of this study was to compare the subjective perceptions of the occlusal appearance ... -
A critique of the index of the complexity, outcome and need
(University of the Western Cape, 2005)The development of a uniform method of epidemiological assessment and grading of malocclusion has been of interest for several decades. Recently, Daniels and Richmond (2000) proposed a new orthodontic index namely the Index ...