The mechanical principles involved in tooth mobility have been described and applied to derive a formula for the position of the centre of rotation of a tooth. Conclusions about the effects of relevant variables such as load position and root taper are drawn.
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References
1.
BurstoneC. J. (1962) The biomechanics of tooth movements, In KrausB.S. and RiedelR. A., Vistas in orthodontics, pp. 197–213Philadelphia: Lea and Febiger
2.
ChristiansenR. L. and BurstoneC. J. (1969) Centres of rotation within the periodontal space, American Journal of Orthodontics, 55, 353–369.
3.
DavidianE. J. (1971) Use of a computer model to study the force distribution on the root of the maxillary central incisor, American Journal of Orthodontics, 59, 581–588.
4.
NikolaiR. J. and SchweikerJ. W. (1972) Investigation of root-periodontium interface stresses and displacements for orthodontic application, Experimental Mechanics, 12, 406–413.
5.
SteynC. L., VerwoerdW. S., van de MerweE. J. and LawrieO. L. (1978) Calculation of the position of the axis of rotation when single-rooted teeth are orthodontically tipped, British Journal of Orthodontics, 5, 153–156.
6.
SyngeJ. L. (1933) The tightness of the teeth, considered as a problem concerning the equilibrium of a thin incompressible elastic membrane, Philosophical Transactions of the Royal Society, 435–477.
7.
YettramA. L., WrightK. W. J. and HoustonW. J. B. (1977) Centre of rotation of a maxillary central incisor under orthodontic loading, British Journal of Orthodontics, 4, 23–27.
