Bone fractures or breaks are routinely fixed in place with metal implants to encourage healing. These are usually made from corrosion-resistant steel or titanium, but have to be removed in a second operation once the bones have mended.
In an effort to make this extra surgery a thing of the past, materials scientists led byJörg LöffleratETH Zurichin Switzerland have designed a metallic glass that dissolves harmlessly in the body. The idea is to make small supporting objects from this material, such as pins or nails, which would disappear over time.
Strength without the bubbles
But the biggest challenge has been finding a suitable material. Requirements include strength, flexibility and durability, coupled
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