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Vascular access device time sensitive status indication

  • US 8,715,248 B2
  • Filed: 08/26/2010
  • Issued: 05/06/2014
  • Est. Priority Date: 05/08/2006
  • Status: Active Grant
First Claim
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1. A vascular access device comprising:

  • a body having a lumen through which a substance is introduced into the vasculature of a patient;

    a channel within the body, the channel having a first end, a second end, a length, and inner dimensions;

    a liquid absorbing material disposed within the channel;

    a liquid source in fluid communication with the first end of the channel; and

    the length and inner dimensions of the channel being configured so that a liquid from the liquid source moves from the first end of the channel through the liquid absorbing material to the second end of the channel in approximately a predetermined amount of time.

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