Guy Willems

Morphological and Structural Characterization of Two Types of As-Received and In vivo Orthodontic Stainless Steel Brackets

Sofie Hoste, Jean-Pierre Celis & Guy Willems · Journal of Advances in Medicine and Medical Research · 2012

Aims: To perform a) a topographical analysis of the bracket slot of 12 as-received stainless steel brackets and of in vivo used stainless steel brackets from 7 patients and b) a compositional characterization of the constituting materials of two types of brackets. Study Design: I...

Open access Research Article 10.9734/BJMMR/2012/1874

Quantifying Resistance to Sliding in Orthodontics: A Systematic Review

Hamza Tageldin, Maria Cadenas de Llano-Pérula, Patrick Thevissen, Jean-Pierre Celis & Guy Willems · Journal of Advances in Medicine and Medical Research · 2016

Objective: The present article aims to review all the in vitro experimental setups available in literature used to evaluate the resistance to sliding (RS) in orthodontics in correlation with other related parameters. Methods: An electronic search was performed in three different...

Open access Research Article 10.9734/BJMMR/2016/27208

Transformation Behaviour, Bending Properties and Surface Quality of 22 Commercial Nickel-Titanium Wires: A Batch-to-Batch Evaluation

Veronique Brosens, Ines Ghijselings, Martine Voet, Pieter Leemans, Jan Van Humbeeck & Guy Willems · Journal of Advances in Medicine and Medical Research · 2012

Aims: The aims of this study were to investigate batch-to-batch differences in mechanical and thermal properties of 22 commercial nickel-titanium wires and evaluate the surface quality. Secondly the percentages of superelasticity at mouth temperature were measured. Study Design:...

Open access Research Article 10.9734/BJMMR/2012/1597