Fluid delivery systems

摘要

A device of dispensing therapeutic fluid, the device comprising:
a housing sized for attachment to the body of a patient;
a reservoir for holding therapeutic fluid enclosed in the housing;
a pump, downstream of the reservoir and capable of fluid communication with it, enclosed in the housing and;
a dispensing assembly, downstream of the pump and capable of fluid communciation with it, the dispensing assembly having a sensor for repeatedly determining a parameter associated with the volume of therapeutic agent exiting the dispensing assembly of a function of the volume of therapeutic agent exiting the dispensing assembly.