antimicrobial tagged posts

3D Printed Objects that Kill Microbes

QA_Cn incorporated in a composite resin system.

QA_Cn incorporated in a composite resin system.

Material scientist Andreas Hermann, orthodontist Yijin Ren et al have made a 3D printing substrate which kills bacteria on contact. The first applications will be in dentistry, but other implants may follow.

‘The director of Kolff, who is head of the Orthodontics Department, asked me if I could come up with an antimicrobial dental glue’, Herrmann explains. Kids with braces have small metal blocks glued to their teeth, and these are an ideal breeding ground for the microbes that cause tooth decay. ‘So when I saw all sorts of 3D printed objects for use in dentistry in her office, I said: why not incorporate the antimicrobials in 3D prints?’ The results were published after 2.5 years of work.

In dentistry, it is standard practice to work with ma...

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