A bistable MEMS switch for use in selectively opening or closing electrical circuits included in an implantable medical device system is provided. The switch includes a central movable beam having a movable contact; a suspension system for supporting the movable beam and generating a contact force; an...http://www.google.co.uk/patents/US7388459?utm_source=gb-gplus-sharePatent US7388459 - MEMs switching circuit and method for an implantable medical device