Christopher J. Tredwin

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OBJECTIVE The aim of this study was to determine the influence of incisal edge embrasure space and interproximal contact area dimensions on perceived smile aesthetics. DESIGN Cross-sectional study. SETTING Postgraduate dental teaching hospital. METHODS A photograph of a smiling female, displaying only the lips and maxillary teeth was digitally(More)
Aims To compare the academic performance of undergraduate dental students with known learning disabilities (LDs) to their peers.Methods This study analysed the results of students in applied dental knowledge (ADK) progress tests across four cohorts of dental students. A mixed model analysis of variance (ANOVA) was conducted to compare the performance of(More)
Tooth development and stem cells Tooth is an essential organ in humans. Tooth development spans from the embryonic to the adolescent stage and can last for more than 10 years, which represents possibly the longest duration among all the human organs. 1 The whole tooth development process ranges from the initial oral epithelium thickening to root formation(More)
Pulp cells are essential for tooth development, and dentin repair and regeneration. In addition these cells have been identified as an important stem cell source. Local anesthetics are widely used in dental clinics, as well as the other clinical disciplines and have been suggested to interfere with human permanent tooth development and induce tooth agenesis(More)
Hydroxyapatite (HA), fluor-hydroxyapatite (FHA) with varying levels of fluoride ion substitution and fluorapatite (FA) were synthesised by the sol-gel method as possible implant coating or bone-grafting materials. Calcium nitrate and triethyl phosphite were used as precursors under an ethanol-water based solution. Different amounts of ammonium fluoride were(More)
The KaVo ARCUS digma is an ultrasonic mandibular movement recorder, which provides articulator setting information for Kavo articulators. The first part of this study examined the ability of the device to record condylar control values pre-set on Kavo's own articulators. Using a mechanical pantograph, the second part of the study tested the ability of the(More)
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