Abstract
In recent years there has been a renewed interest in magnesium alloys for applications as temporary biomedical implants because magnesium is both biocompatible and biodegradable. However, the rapid corrosion rate of magnesium in physiological environments has prevented its successful use for temporary implants. Since alloying is one of the routes to slow down corrosion, we report in this publication our investigation of Mg-Ti alloys fabricated by high-energy ball milling as possible materials for biocompatible and biodegradable implants. Titanium was chosen mainly because of its proven biocompatibility and corrosion resistance. Corrosion tests carried out by immersing the Mg-Ti alloys in Hank’s Solution at 37°C showed significantly improved corrosion resistance of the alloy in comparison to pure magnesium. Thus, Mg-Ti alloys are promising new biodegradable and biocompatible materials for temporary implants.
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Hoffmann, I., Cheng, YT., Puleo, D.A. et al. Mg-Ti: A Possible Biodegradable, Biocompatible, Mechanically Matched Material for Temporary Implants. MRS Online Proceedings Library 1301, 111–115 (2011). https://doi.org/10.1557/opl.2011.566
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DOI: https://doi.org/10.1557/opl.2011.566