Following on from the Crossfire highly cross linked polyethylene manufactured by Stryker, the X3 was introduced to the market in 2005. The highly cross linked X3 polyethylene is manufactured by a process of repeated gamma irradiation (3Mrads, 3 exposures) and annealing, with a final...
read full descriptionTritanium (R) from Stryker is a reticulated porous titanium coating for titanium alloy components. Frenkel et al report a porosity of 65-70% compared with titanium (30-35%) and cobalt chrome beads (35-40%), and excellent bone ingrowth in animal studies. Tritanium was also a fictional...
read full descriptionOxinium is the trade name for a bearing material manufactured by Smith and Nephew and available in the Journey and Genesis II knees, and Smith and Nephew hip prostheses. When combined with XLPE (Smith and Nephew's cross linked polyethylene) it is known as VERILAST technology. The material...
read full descriptionMarathon Cross-Linked Polyethylene is a third generation cross-linked polyethylene. The manufacturing process involves 5 MRad of gamma irradiation, followed by a thermal treatment which is said to reduce free radicals in the polyethylene, enhance material consolidation and reduce the oxidative...
read full descriptionZimmer Longevity Highly Crosslinked Polyethylene The Longevity is Zimmer’s highly crosslinked polyethylene insert designed for total hip arthroplasty, launched in 1999. It is available as standard, 10° elevation, 20° elevation and 7 mm offset. (Zimmer.com, accessed 13/4/11) The...
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