This invention relates to methods and apparatus for performing microanalytic and microsynthetic analyzes and procedures. The invention provides a microsystem platform and a micromanipulation device for manipulating the platform that utilizes the centripetal force resulting from rotation of the platform...http://www.google.de/patents/US6582662?utm_source=gb-gplus-sharePatent US6582662 - Devices and methods for the performance of miniaturized homogeneous assays