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SAFETY FEATURES FOR INTEGRATED INSULIN DELIVERY SYSTEM

  • US 20100298765A1
  • Filed: 05/21/2010
  • Published: 11/25/2010
  • 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, the sensor having a nominal sensor sensitivity;

    an insulin delivery device configured to deliver insulin to a patient in response to delivery control signals; and

    a controller programmed to receive the glucose level signal, receive the nominal sensor sensitivity, and receive a sensor sensitivity measurement, and to determine a delivery control signal to control the delivery device in accordance with the sensor glucose level signal and a comparison of the sensor sensitivity measurement with the nominal sensor sensitivity.

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