Patent ID: 6884228

Claim:
An automated system for processing fluids from a human subject comprising a reusable module adapted to cooperatively receive a disposable fluid circuit for carrying out a selected procedure, including: (a) said reusable module including: (1) means for effecting separation of whole blood into two or more components; and (2) a programmable controller and a computer readable medium including preprogrammed instructions for: (i) carrying out a procedure comprising withdrawing whole blood from the vascular system of said human subject, separating said whole blood into two or more components, collecting a separated blood component having at least one known biological function, determining the amount of replacement fluid capable of providing said biological function to be infused to said subject, reinfusing said replacement fluid to said subject, and (ii) carrying out a procedure comprising withdrawing extra-vascular, shed blood from said human subject, separating said blood into two or more components, infusing a separated blood component to said subject; (b) said disposable fluid circuit comprising a flow control cassette having pre-formed flow path segments therein separated by valve stations for controlling fluid communication between said flow path segments.