Building Better Bones: Additive manufacturing promises to make metal implants obsolete

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Physicians have used metal to repair the human body for over a century, beginning with vanadium steel in the early 1900s. That corrosion-prone material has since been replaced by a number of high strength, low corrosion alloys – stainless steel and cobalt-chrome are favourites for orthopaedic implants, and titanium screws and bone plates are common. […]