Analyte sensor break-in mitigation

An analyte sensor system, comprising:

• an analyte sensor comprising a working electrode and a reference electrode;
• a sensor mounting unit to receive a sensor electronics unit, the sensor mounting unit comprising a first contact to couple to the working electrode of the analyte sensor and a second contact to couple to the reference electrode of the analyte sensor;
• and
• a battery positioned at the sensor mounting unit, the battery connected to provide a bias voltage across the contact and the second contact.

An analyte sensor system comprising:

• an analyte sensor;
• a sensor mounting unit, the analyte sensor coupled to the sensor mounting unit;
• and
• an adhesive pad coupled to the sensor mounting unit to mount to adhere the sensor mounting unit to a skin surface of a host;
• and
• a first heating element positioned to provide heat to the skin surface of the host when the analyte sensor is inserted.

A method of applying a bias potential to an analyte sensor, the method comprising:

• applying a baseline bias potential to the analyte sensor for a first pulse-off period;
• applying a pulse bias potential to the analyte sensor for a first pulse-on period, wherein the pulse bias potential has a magnitude greater than a magnitude of an operating bias potential of the analyte sensor;
• applying the baseline bias potential to the analyte sensor for a second pulse-off period;
• and
• applying the pulse bias potential to the analyte sensor for a second pulse-on period.

A sensor electronics circuit for driving an analyte sensor, the sensor electronics circuit configured to perform operations comprising:

• applying a baseline bias potential to the analyte sensor for a first pulse-off period;
• applying a pulse bias potential to the analyte sensor for a first pulse-on period, wherein the pulse bias potential has a magnitude greater than a magnitude of an operating bias potential of the analyte sensor;
• applying the baseline bias potential to the analyte sensor for a second pulse-off period;
• and
• applying the pulse bias potential to the analyte sensor for a second pulse-on period.

A method for configuring an analyte sensor to generate analyte concentration values during break-in, the method comprising:

• exposing the analyte sensor to a first buffer material having a first analyte concentration;
• recording first raw sensor signal data from the analyte sensor during a break-in period in the first buffer material;
• exposing the analyte sensor to a second buffer material having a second analyte concentration different than the first analyte concentration;
• receiving second raw sensor signal data from the analyte sensor during a break-in period in the second buffer material;
• deriving a break-in characteristic for the analyte sensor using the first raw sensor signal data and the second raw sensor signal data;
• and
• storing the break-in characteristic in association with the analyte sensor, wherein the break-in characteristic is usable by an analyte sensor system including the analyte sensor to generate analyte concentration values during break-in.

A method for configuring an analyte sensor to generate analyte concentration values during break-in, the method comprising:

• accessing, by a computing device, a plurality of break-in curve sets, wherein a first break-in curve set of the plurality of break-in curve sets comprises first raw sensor signal data describing a first break-of a first analyte sensor at a first host and a second break-in curve set of the plurality of break-in curve set comprises raw sensor signal data describing a second break-in;
• using, by the computing device, raw sensor signal data from the plurality of break-in curves that describes a first common time to determine a first intercept at the first common time;
• using, by the computing device, raw sensor signal data from the plurality of break-in curves that describes a second common time to determine a second intercept at a second common time;
• determining, by the computing device a break-in intercept function using the first intercept and the second intercept;
• and
• causing the break-in intercept function to be used by an analyte sensor system to generate a first analyte concentration value during break-in.

A method of monitoring analyte concentration data using an analyte sensor, the method comprising:

• receiving, by a computing device, a first analyte concentration value determined using the analyte sensor;
• determining that the first analyte concentration value is based on raw sensor signal data captured during break-in;
• and
• responsive to determining that the first analyte concentration value is based on raw sensor signal data captured during break-in, displaying the first analyte concentration value at a user interface in association with a first confidence indicator, the first confidence indicator indicating a first level of confidence in the first analyte concentration value.

A computing device for monitoring analyte concentration data using an analyte sensor, the computing device comprising:

• a processor;
• and
• a machine-readable medium comprising instructions thereon that, when executed by the processor, cause the processor to perform operations comprising:
• receiving a first analyte concentration value determined using the analyte sensor;
• determining that the first analyte concentration value is based on raw sensor signal data captured during break-in;
• and
• responsive to determining that the first analyte concentration value is based on raw sensor signal data captured during break-in, displaying the first analyte concentration value at a user interface in association with a first confidence indicator, the first confidence indicator indicating a first level of confidence in the first analyte concentration value.

A method for configuring an analyte sensor to generate analyte concentration values during break-in, the method comprising:

• detecting insertion of the analyte sensor under skin of a host;
• upon detecting the insertion, collecting sensor insertion data for an insertion time period;
• determining at least one break-in model parameter based on the insertion data;
• and
• generating at least one analyte value based on a raw sensor signal received from the analyte sensor and the at least one break-in model parameter.