Engineering Mechanics

International Conference

Proceedings Vol. 11 (2005)


ENGINEERING MECHANICS 2005

NATIONAL CONFERENCE WITH INTERNATIONAL PARTICIPATION
May 9 – 12, 2005, Svratka, Czech Republic
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Editors: Vladimír Fuis, Petr Krejčí and Tomáš Návrat

Copyright © 2005 Institute of Mechanics of Solids, Faculty of Mechanical Engineering, Bruno University of Technology, Brno

ISBN 80-85918-93-5 (printed)
ISSN 1805-8248 (printed)
ISSN 1805-8256 (electronic)

list of papers scientific commitee

Synovial fluid filtration by articular cartilage in the human synovial joints
Hlaváček M.
pages 113 - +7p., full text

The paper presents a critique of a squeeze-film lubrication model of the synovial joints with the fluid transport across the articular surface (J. S. Hou, V. C. Mow, W. M. Lai and M. H. Holmes, Journal of Biomechanics, 1992, 25, pp. 247-259). The asymptotic biphasic model of porous homogeneous articular cartilage in this lubrication model assumes a constant interstitial fluid pressure across the whole cartilage layer thickness and the continuity of the fluid pressure at the articular surface at the moment of a step-load application. The model does not allow for the fluid pressure jump that occurs there at that time. Thus, an intensive fluid flow across the interface and considerable filtration of the synovial fluid due to this jump is absent from the model.


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