| 摘要 |
An infusion device with a disposable administration set which is inexpensive to manufacture which set can be slidably inserted and removed from a housing, and which is programmable, is provided. In the preferred embodiment of the present invention the disposable administration set has a plurality of elongated cam followers connected to a plate assembly, wherein the cam followers are displaced in a predetermined sequence and forced against a delivery tube by cam means driven by rotary drive means. The disposable administration set is injection molded as a single integral piece. The disposable administration set includes adjustment spacers disposed between the plate assembly and the cam followers which adjust the distance between them to keep the device accurate. In the preferred embodiment of the present invention the cam means are configured to provide fluid delivery at a consistent and uniform rate. A bar code label as provided on the disposable administration set and a bar coder reader is provided on the housing of the infusion device for reading fluid delivery parameters when the administration set is slidably inserted into the housing.
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