What’s next?: alternative materials for articulation in total joint replacement

The use of an artificial joint is always related to a certain amount of wear. Its biological effects, e.g., the osteolysis potential, are a function of the bulk material as well as its debris. Following comprehensive experiences with polyethylene (PE) wear, material science is tracking two ways to m...

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Bibliographic Details
Main Authors: Sonntag, Robert (Author) , Reinders, Jörn (Author) , Kretzer, Jan Philippe (Author)
Format: Article (Journal)
Language:English
Published: 23 March 2012
In: Acta biomaterialia
Year: 2012, Volume: 8, Issue: 7, Pages: 2434-2441
ISSN:1878-7568
DOI:10.1016/j.psyneuen.2011.05.009
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Author Notes:R. Sonntag, J. Reinders, J.P. Kretzer
Description
Summary:The use of an artificial joint is always related to a certain amount of wear. Its biological effects, e.g., the osteolysis potential, are a function of the bulk material as well as its debris. Following comprehensive experiences with polyethylene (PE) wear, material science is tracking two ways to minimize the risk of a particle-induced aseptic implant loosening: (i) reduction of the PE debris by a low-wearing articulation partner; and (ii) replacement of the PE by other materials. Therefore, new ceramics (e.g., ZTA, Si3N4), as well as coatings (e.g., TiN, “diamond-like” carbon) and modifications of a bulk metal (e.g., oxidizes zirconium) or cushion bearings (polyurethane, hydrogels), are currently available for total joint replacements or have been used for pre-clinical testing. This review gives a brief overview and evaluates the potential of those that have recently been published in literature.
Item Description:Available online 23 March 2012
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Physical Description:Online Resource
ISSN:1878-7568
DOI:10.1016/j.psyneuen.2011.05.009