IP Library Granted Patent US 11,373,748
Granted Patent B2
US 11,373,748 · App. 16/857,030 · Granted Jun 28, 2022

System, method and article for controlling the dispensing of insulin

Inventors: Robert C. Kircher, Jr. (Seattle, WA); Richard S. Mauseth (Woodinville, WA); Jason N. Bishop (Bellevue, WA); Donald P. Matheson (Redmond, WA); Suray Bhatia (Seattle, WA); Jeff A. Bilmes (Seattle, WA)
Assignee: DEXCOM, INC.
G16H20/17A61B5/14532A61M5/1723G06N5/048G16H20/10G16H20/13G16H50/50A61M2230/005A61M2230/201
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Quick Facts
Patent No.
US 11,373,748
App. No.
16/857,030
Granted
Jun 28, 2022
Kind
B2
Abstract

An integrated circuit includes circuitry to control a process. The process includes adjusting fuzzy-logic control parameters based on received and retrieved blood glucose-related data, predicting blood glucose levels based on the received blood-glucose-related data, and generating control signals to control dispensing of insulin based on the received blood glucose-related data and the fuzzy-logic control parameters. The process may include predicting blood glucose levels based on the retrieved blood glucose-related data. The process may include transitioning between a post-meal correction protocol and a fasting protocol. The process may include transitioning from a post-meal correction protocol to a fasting protocol when a fasting criteria is satisfied.

Claims (13)

1. An integrated circuit including circuitry to control a process, the process comprising:

adjusting fuzzy-logic control parameters based on blood-glucose-related data;

predicting blood glucose levels based on the blood-glucose-related data; and

generating control signals to control dispensing of insulin based on the blood glucose-related data and the fuzzy-logic control parameters.

2. The integrated circuit of claim 1 wherein the process comprises predicting blood glucose levels based on the blood-glucose-related data.

3. The integrated circuit of claim 1 wherein the process comprises selectively transitioning between a post-meal correction protocol and a fasting protocol.

4. The integrated circuit of claim 1 wherein the process comprises transitioning from a post-meal correction protocol to a fasting protocol when a fasting criteria is satisfied.

5. The integrated circuit of claim 1 wherein the process comprises transitioning from a fasting protocol to a post-meal correction protocol when a prandial event is detected.

6. The integrated circuit of claim 1 wherein the process comprises transitioning from a fasting protocol to a user-input protocol when a prandial event is detected.

7. The integrated circuit of claim 1 wherein the fuzzy-logic control parameters comprise fuzzy-logic multipliers.

8. The integrated circuit of claim 1 wherein the predicting blood glucose levels comprises predicting a subsequent blood glucose level based on a previously predicted blood glucose level.

9. The integrated circuit of claim 1 wherein the process comprises implementing at least one of a neural network and a dynamic Bayesian network.

10. The integrated circuit of claim 1 wherein the circuitry comprises a memory storing instructions, and the integrated circuit, in operation, executes the instructions.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 14, 2020
From: KIRCHER, ROBERT C., JR.; MAUSETH, RICHARD S.; BISHOP, JASON N.; MATHESON, DONALD P.; BHATIA, SURAY; BLIMES, JEFF A.
To: DOSE SAFETY
Reel/Frame 054057/0099 →
ASSET PURCHASE AGREEMENT Recorded Aug 27, 2020
From: DOSE SAFETY, INC.
To: DEXCOM, INC.
Reel/Frame 053619/0882 →
Continuity (9)
Continuation 16118555 · Aug 31, 2018
Continuation 15606839 · May 26, 2017
Continuation 14710851 · May 13, 2015
Continuation 14014711 · Aug 30, 2013
Continuation 12305582
Provisional Application 60815235 · Jun 19, 2006
Provisional Application 60859625 · Nov 17, 2006
Provisional Application 60904495 · Mar 1, 2007
Related Publication 20210016001A1 · Jan 21, 2021