title: Torquing in class: an interesting twist for orthodontists.
abstract: A method of measuring the amount of slack inherent in the system of Edgewise brackets and archwires is presented, and some related problems concerning the use of turrets discussed.
mesh_terms: D006801:Humans; D008433:Mathematics; D008962:Models, Theoretical; D009967:Orthodontic Appliances; D013314:Stress, Mechanical; D014087:Tooth Movement Techniques / Q000379:methods*