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Merck

The use of oxidized zirconium alloy in knee arthroplasty.

Expert review of medical devices (2012-08-22)
Thomas J Heyse, Steven B Haas, Turgay Efe
ABSTRACT

Polyethylene wear is a key contributor to long-term failure in total knee arthroplasty. Oxidized zirconium alloy was created as a bearing surface for total joint arthroplasty in an attempt to address this concern. Oxidized zirconium has shown considerable improvements over existing materials in several key areas related to component longevity, including resistance to roughening, wear reduction, frictional behavior and biocompatibility. This review aims to summarize the current use of oxidized zirconium alloy in knee arthroplasty, as well as the possible advantages and downsides of this material.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Zirconium, powder, −100 mesh
Sigma-Aldrich
Zirconium, sponge, ≥99% trace metals basis
Sigma-Aldrich
Zirconium, rod, diam. 6.35 mm, ≥99% trace metals basis
Sigma-Aldrich
Zirconium, foil, thickness 0.1 mm, 99.98% trace metals basis
Zirconium, foil, 100x100mm, thickness 2.0mm, annealed, 99.2%
Zirconium, foil, 100x100mm, thickness 0.125mm, annealed, 99.2%
Zirconium, foil, 25x25mm, thickness 0.125mm, annealed, 99.2%
Zirconium, wire reel, 5m, diameter 0.05mm, as drawn, 99.2%
Zirconium, wire reel, 0.5m, diameter 0.5mm, as drawn, 99.2%
Zirconium, wire reel, 1m, diameter 0.28mm, annealed, 99.2%
Zirconium, tube, 200mm, outside diameter 12.7mm, inside diameter 9.5mm, wall thickness 1.6mm, annealed, 99.2%
Zirconium, rod, 500mm, diameter 5.0mm, centerless ground, 99.2%
Zirconium, rod, 200mm, diameter 2.0mm, centerless ground, 99.2%
Zirconium, tube, 1000mm, outside diameter 12.7mm, inside diameter 9.5mm, wall thickness 1.6mm, annealed, 99.2%
Zirconium, tube, 200mm, outside diameter 2.0mm, inside diameter 1.6mm, wall thickness 0.2mm, annealed, 99.2%
Zirconium, sponge, 20g, max. size 25mm, 99.2%
Zirconium, rod, 100mm, diameter 9.5mm, centerless ground, 99.2%
Zirconium, wire reel, 5m, diameter 0.25mm, as drawn, 99.2%
Zirconium, tube, 1000mm, outside diameter 6.35mm, inside diameter 4.55mm, wall thickness 0.9mm, annealed, 99.2%
Zirconium, rod, 200mm, diameter 3.0mm, centerless ground, 99.2%
Zirconium, tube, 100mm, outside diameter 6.35mm, inside diameter 4.55mm, wall thickness 0.9mm, annealed, 99.2%
Zirconium, rod, 100mm, diameter 6.0mm, centerless ground, 99.2%
Zirconium, rod, 500mm, diameter 12.7mm, centerless ground, 99.2%
Zirconium, wire reel, 5m, diameter 0.28mm, annealed, 99.2%
Zirconium, wire reel, 10m, diameter 0.25mm, as drawn, 99.2%
Zirconium, tube, 100mm, outside diameter 1.6mm, inside diameter 1.1mm, wall thickness 0.25mm, hard, 99.2%
Zirconium, rod, 200mm, diameter 5.0mm, centerless ground, 99.2%
Zirconium, tube, 500mm, outside diameter 1.6mm, inside diameter 1.1mm, wall thickness 0.25mm, hard, 99.2%
Zirconium, rod, 50mm, diameter 19.0mm, centerless ground, 99.2%
Zirconium, rod, 100mm, diameter 5.0mm, centerless ground, 99.2%