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Drug infusion device with tissue identification using pressure sensing

  • US 20050004514A1
  • Filed: 04/20/2004
  • Published: 01/06/2005
  • Est. Priority Date: 04/10/1998
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a pumping mechanism;

    a fluid container coupled to said housing and activated by said pumping mechanism to pump fluid, said fluid exiting at an exit pressure;

    a sensor arranged to determine said exit pressure;

    a controller receiving exit pressure and generating an output indicative of a patient tissue receiving said fluid based on said exit pressure.

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