PREDICTIVE INFUSION DEVICE OPERATIONS AND RELATED METHODS AND SYSTEMS
Techniques for fluid delivery are provided. In some embodiments, the techniques may involve monitoring a value representative of a physiological condition in a body of a user. The techniques may further involve operating in a first operational mode of a fluid delivery device based on the value representative of the physiological condition. The techniques may further involve transitioning to a second operational mode of the fluid delivery device based at least in part on the value representative of the physiological condition relative to a threshold and a time that has been spent in the first operational mode of the fluid delivery device.
1 . A system for fluid delivery, the system comprising:
one or more processors; and
one or more processor-readable storage media storing instructions which, when executed by the one or more processors, cause performance of:
monitoring a value representative of a physiological condition in a body of a user;
operating in a first operational mode of a fluid delivery device based on the value representative of the physiological condition; and
transitioning to a second operational mode of the fluid delivery device based at least in part on the value representative of the physiological condition relative to a threshold and a time that has been spent in the first operational mode of the fluid delivery device.
2 . The system of claim 1 , wherein the second operational mode comprises delivering insulin at a predetermined infusion rate.
3 . The system of claim 2 , wherein the predetermined infusion rate is determined while the fluid delivery device operates in the first operational mode.
4 . The system of claim 1 , wherein the first operational mode comprises delivering insulin in accordance with a closed-loop mode.
5 . The system of claim 1 , wherein the instructions further cause performance of transitioning back to the first operational mode of the fluid delivery device.
6 . The system of claim 4 , wherein transitioning back to the first operational mode of the fluid delivery device is based on the value representative of the physiological condition.
7 . The system of claim 1 , wherein, while operating in the first operational mode, fluid is delivered based on values obtained from a glucose sensor and predicted values of the physiological condition determined based on the values obtained from the glucose sensor.
8 . A method for fluid delivery, the method comprising:
monitoring a value representative of a physiological condition in a body of a user;
operating in a first operational mode of a fluid delivery device based on the value representative of the physiological condition; and
transitioning to a second operational mode of the fluid delivery device based at least in part on the value representative of the physiological condition relative to a threshold and a time that has been spent in the first operational mode of the fluid delivery device.
9 . The method of claim 8 , wherein the second operational mode comprises delivering insulin at a predetermined infusion rate.
10 . The method of claim 9 , wherein the predetermined infusion rate is determined while the fluid delivery device operates in the first operational mode.
11 . The method of claim 8 , wherein the first operational mode comprises delivering insulin in accordance with a closed-loop mode.
12 . The method of claim 8 , further comprising transitioning back to the first operational mode of the fluid delivery device.
13 . The method of claim 12 , wherein transitioning back to the first operational mode of the fluid delivery device is based on the value representative of the physiological condition.
14 . The method of claim 8 , wherein, while operating in the first operational mode, fluid is delivered based on values obtained from a glucose sensor and predicted values of the physiological condition determined based on the values obtained from the glucose sensor.
15 . A system for fluid delivery, the system comprising:
one or more processors; and
one or more processor-readable storage media storing instructions which, when executed by the one or more processors, cause performance of:
verifying that a time period has elapsed after enabling a fluid delivery operational mode; and
suspending the fluid delivery operational mode after verifying the time period has elapsed, and in response to determining a value representative of a physiological condition in a body of a user is less than a threshold.
16 . The system of claim 15 , wherein suspending the fluid delivery operational mode comprises suspending operation of a motor of a fluid delivery device operable to deliver fluid to the body of the user.
17 . The system of claim 15 , wherein the instructions further cause performance of resuming the fluid delivery operational mode after receiving a current value indicative of a physiological condition of the user.
18 . The system of claim 15 , wherein the value representative of the physiological condition is a predicted glucose value.
19 . The system of claim 15 , wherein the fluid delivery operational mode comprises a closed-loop delivery mode.
20 . The system of claim 15 , wherein the fluid delivery operational mode comprises an open-loop delivery mode configured to delivery fluid at a predetermined infusion rate.