| 摘要 |
PURPOSE: To provide a small-size and light-weight injection pump used by a patient able to walk by providing a pump mechanism which is separately and accurately controllable in relation to a plurality of fluid sources, in a single moving housing. CONSTITUTION: Fluid from a plurality of fluid cartridges 20 is discharged. A pump housing 10 is provided with a liquid crystal display 12, a keyboard 14, and a programming jack. The cartridges 20 are provided with one or more pump tube mount parts 24 and a Luer connector 26 in an outside edge of the pump tube mount parts 24 becomes an exit for liquid fed to an output internal cavity. The pump is provided with a plurality of linear peristatic pumps, each pump rotates a cam shaft, and this cam shaft selectively pressurizes a cam follower including an output valve, a pump plunger, and an input value. A programmable microprocessor is provided on a control circuit board, a desirable injection order and rate are programmed in a controller board via a programming jack, and a medical prescribed of a plurality of liquid medicines is selected from a wide range.
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