External infusion device with remote programming, bolus estimator and/or vibration alarm capabilities

  • US 6,554,798 B1
  • Filed: 06/16/1999
  • Issued: 04/29/2003
  • Est. Priority Date: 08/18/1998
  • Status: Expired due to Term
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First Claim
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1. An external infusion device for infusion of a liquid into a body from a reservoir, the external infusion device comprising:

  • a drive mechanism to operatively couple with a reservoir to infuse a liquid into a body;

    a housing adapted for use on an exterior of the body, wherein the housing is sized to contain at least a portion of a reservoir, wherein the drive mechanism is contained within the housing, wherein the drive mechanism operatively couples with the at least a portion of a reservoir within the housing, and wherein the housing is sized to fit in a clothing pocket;

    a processor coupled to the housing;

    a bolus estimator used in conjunction with the processor and externally supplied values to estimate an amount of liquid to be infused based upon an estimate of a material to be ingested by the body; and

    an indication device, providing at least one of a visual indication, an audible indication or a tactile indication, to indicate when an amount of fluid to be infused has been calculated.

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