An aspect of the present invention relates to methods and systems for creating real-time closed loop parametrically driven simulations for inverse kinematics defined objects using models created by a computer aided design application. In embodiments, custom design inverse kinematics devices are imported...http://www.google.se/patents/US20060279574?utm_source=gb-gplus-sharePatent US20060279574 - SYSTEMS AND METHODS FOR GENERATING 3D SIMULATIONS