Robust closed loop control and methods

  • US 9,572,934 B2
  • Filed: 08/01/2014
  • Issued: 02/21/2017
  • Est. Priority Date: 08/31/2008
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • monitoring a control operation of a medication delivery system;

    determining whether a signal level received from an analyte sensor is associated with a fault condition or a potential fault condition, wherein the fault condition and the potential fault condition are associated with improper functioning of the analyte sensor; and

    adjusting a medication delivery rate executed by the control operation when it is determined that the signal level from the analyte sensor is associated with one of the fault condition or the potential fault condition;

    wherein the medication delivery rate is adjusted to a first predetermined range when the signal level is associated with the fault condition, and adjusted to a second predetermined range when the signal level is associated with the potential fault condition.

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