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DELIVERING AND/OR RECEIVING FLUIDS

  • US 20130079666A1
  • Filed: 11/19/2012
  • Published: 03/28/2013
  • Est. Priority Date: 03/02/2009
  • Status: Active Grant
First Claim
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1. A device for receiving fluid from a subject, comprising:

  • a housing including a device actuator and an opening to receive fluid into the housing;

    a vacuum chamber in the housing that is at a pressure less than ambient pressure;

    a flow control element between the vacuum chamber and the opening;

    a plurality of microneedles arranged to be inserted into a subject to cause fluid to be released from the subject;

    a deployment actuator to move the plurality of microneedles in a deployment direction toward or through the opening; and

    a retraction actuator to move the plurality of microneedles in a retraction direction away from the opening,wherein actuation of the device actuator actuates the deployment actuator to move the plurality of microneedles in the deployment direction, actuates the retraction actuator to move the plurality of microneedles in the retraction direction, and causes the flow control element to enable fluid communication between the opening and the vacuum chamber.

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