Non-Invasive Method and System of Signaling a Hyper or Hypoglycemic State
First Claim
1. A system for signaling a dysglycemic state comprisingmeans to continually or periodically measure acetone concentration in exhaled breath comprising sensor means and means to maintain the sensor means in a nasal passage,means to process acetone concentration data and calculate changes in the acetone concentration in the exhaled breath,means to determine presence of a dysglycemic state based on the calculated changes in acetone concentration, andmeans to issue an alarm when the presence of a dysglycemic state is determined.
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Abstract
A method and system for determining a hyper or hypoglycemic state in a diabetic patient using acetone concentration in exhaled breath by means of a nasal device containing an acetone sensor. When a hyper or hypoglycemic state is detected, an alarm is issued. The alarm can be audible and/or can be sent wirelessly to a local or remote computer system.
15 Citations
17 Claims
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1. A system for signaling a dysglycemic state comprising
means to continually or periodically measure acetone concentration in exhaled breath comprising sensor means and means to maintain the sensor means in a nasal passage, means to process acetone concentration data and calculate changes in the acetone concentration in the exhaled breath, means to determine presence of a dysglycemic state based on the calculated changes in acetone concentration, and means to issue an alarm when the presence of a dysglycemic state is determined.
- 13. A process comprising (A) continuously or periodically determining acetone concentration in exhaled breath of a diabetic patient, (B) determining presence of a dysglycemic state of the patient by calculating changes in the acetone concentration, and (C) issuing an alarm when the dysglycemic state is determined.
Specification