K.J. Ely, GlaxoSmithKline Corporation, USA
P. Hall, Boston Scientific Corporation, USA
Y. Zhou, University of Waterloo, Canada
Implantable cardiac rhythm devices, cochlear implants, and neurostimulators are some of the most complex medical devices. Not only do they comprise all of the materials of electronic assemblies, they require the biocompatibility and extreme reliability required for human use. The selection of the outer-case materials is typically driven by the ability to provide a hermetically sealed enclosure, and long-term corrosion resistance. Typical materials now in use include 316L stainless steels, MP35N, titanium, niobium, and alloys of platinum–iridium. ...