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The release of metal ions or material particles, or both, into tissues that surround implanted medical or dental devices can create postimplantation complications. These rare but disturbing events are mainly caused by the mechanical movements of the components of the implant against each other, coupled with the influences of local biochemical and electrochemical factors. Mechanical movement of the...
An experimental study of lubricated impacts between a steel ball and a flat glass surface has been performed. The experimental set-up consists of a 70 mm ball mounted on a pendulum which impacts onto a lubricated glass disc. The contact region is studied by means of optical interferometry using a monochromatic light source, a microscope and a high-speed video recording equipment.The lubricants are...
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