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Micropump for peristaltic pumping of a liquid medium

  • US 20080038128A1
  • Filed: 03/14/2007
  • Published: 02/14/2008
  • Est. Priority Date: 03/14/2006
  • Status: Active Grant
First Claim
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1. A micropump for peristaltic pumping of a liquid medium, the micropump comprising:

  • at least one flow channel with a wall element, the flow channel having a cross-sectional area which, at least in subportions of the flow channel, can be altered by the exertion of a force on the wall element of the flow channel;

    at least one actuator arranged in such a manner that it is able to exert a force on the wall element of the flow channel in a portion of the channel to reduce the cross-sectional area in the portion of the channel; and

    at least one sensor arrangement for detecting a quantity of liquid medium in the portion of the channel, the sensor arrangement being located outside the flow channel.

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