Patent ID: 8394077

Claim:
A fluid infusion system, comprising: one or more fluid infusion pumps; a conduit configured to provide a path for delivery of one or more infusion fluids from an infusion fluid reservoir to an animal test subject; and a computer configured to assess, based at least in part on a flow computation for at least one of the infusion fluids, a location of a trailing edge and/or a leading edge of one or more of the infusion fluids as a first infusion fluid and a second infusion fluid are advanced in succession through the conduit toward the animal test subject, wherein the trailing edge and/or the leading edge comprises an interface between the first infusion fluid and the second infusion fluid; wherein the computer is configured to assess the location of the trailing edge and/or the leading edge of one or more of the infusion fluids at one or more points in time and to store in a memory of the computer the location of the trailing edge and/or the leading edge at the one or more points in time.