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Simultaneous aspirator and dispenser for multiwell plates and similar devices

  • US 8,061,220 B2
  • Filed: 10/23/2009
  • Issued: 11/22/2011
  • Est. Priority Date: 11/17/2006
  • Status: Expired due to Fees
First Claim
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1. A device for simultaneously dispensing and aspirating a sample to a testing device having a well, comprising:

  • a) a body having a portion thereof adapted for engagement with the testing device;

    b) dispense tubing coupled to the body for receiving a sample from a source;

    c) aspirate tubing coupled to the body connected to a source of vacuum;

    d) a dispense manifold connected to the dispense tubing having at least one dispensing port;

    e) an aspirate manifold connected to the aspirate tubing having at least one aspirating port wherein the dispensing port and the aspirating port are configured in close proximity to each other whereby the aspirating port and dispensing port are positioned in or proximate to the well of the testing device when the body is positioned proximate to the testing device; and

    f) a control mechanism for controlling movement of the sample from the dispense tubing to the dispense port and for simultaneously controlling application of vacuum in the aspirate tubing to the aspirating port to thereby permit simultaneous dispensing a sample to the well and aspirating the sample from the well.

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