Medical liquid infusion apparatus
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United States of America Patent
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Jan 11, 2011
Grant Date -
May 28, 2009
app pub date -
Aug 5, 2005
filing date -
Aug 16, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
An object is to provide a medical liquid infusion apparatus suitable for a portable use and capable of suppressing an abrupt change in flow rate even when the environmental temperature rises. A medical liquid infusion apparatus 1 is provided with a driving portion 2 and configured to infuse a medical liquid inside a medical liquid container 3 to a patient by applying a pressure to the medical liquid container 3 using a driving force of the driving portion. The driving portion 2 includes a compressed gas cylinder 4 filled with a compressed gas, and it is configured in such a manner that the driving force is generated by the pressure inside the compressed gas cylinder 4.
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