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Integrated insulin delivery system having safety features to prevent hypoglycemia

  • US 10,130,765 B2
  • Filed: 11/11/2013
  • Issued: 11/20/2018
  • Est. Priority Date: 05/22/2009
  • Status: Active Grant
First Claim
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1. A system for the delivery of insulin to a patient, the system comprising:

  • a continuous glucose sensor configured to provide a glucose level signal representative of sensed glucose;

    an insulin delivery device configured to deliver insulin in response to delivery control signals at a programmed basal rate and as a bolus; and

    a controller programmed to receive the sensor glucose level signal and to provide a delivery control signal to the insulin delivery device to deliver the bolus and to set the programmed basal rate to zero for a predetermined period of time after commencement of the bolus delivery.

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