The present invention relates to a cartridge, system, and methods that can be used for automated handling of fluids, such as blood. The cartridge can be configured to obtain a fluid sample from a sealed container, e.g., a septum sealed container. The system can be configured to handle the cartridge for...http://www.google.ca/patents/US7468164?utm_source=gb-gplus-sharePatent US7468164 - Automated fluid handling cartridge and fluid processing system