ANALYTE MONITORING SYSTEM CAPABLE OF DETECTING AND PROVIDING PROTECTION AGAINST SIGNAL NOISE GENERATED BY EXTERNAL SYSTEMS THAT MAY AFFECT THE MONITORING SYSTEM
First Claim
1. An analyte monitoring system, comprising:
- a biosensor capable of sensing an analyte concentration and outputting a signal indicative of the analyte concentration;
a monitoring system for at least monitoring an output of said biosensor; and
a first selector in electrical communication with said biosensor and said monitoring system for selectively connecting said biosensor to said monitoring system or isolating said biosensor from said monitoring system.
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Accused Products
Abstract
An analyte monitoring system includes a biosensor for detecting an analyte concentration in blood. The monitoring system includes a sensor for sensing whether tool or other piece of equipment is producing electrical noise that may affect operation of the biosensor. If such electrical noise is detected, the system isolates the biosensor during the period of detected operation of the other tool or equipment. In some embodiments, the system measure both signal noise in and temperature of the environment surrounding the biosensor to determine whether another tool or other piece of equipment is currently in operation. The system may also include an auxiliary power source to maintain the biosensor in a biased state during the period when the biosensor is placed in isolation.
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Citations
18 Claims
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1. An analyte monitoring system, comprising:
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a biosensor capable of sensing an analyte concentration and outputting a signal indicative of the analyte concentration; a monitoring system for at least monitoring an output of said biosensor; and a first selector in electrical communication with said biosensor and said monitoring system for selectively connecting said biosensor to said monitoring system or isolating said biosensor from said monitoring system. - View Dependent Claims (2, 3, 5, 6, 7, 8, 9, 10, 11, 16, 17, 18)
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4. A system according to claim 4, wherein said processor compares an output of said noise detector to a threshold value, wherein if the output is at least as great as the threshold value, said processor controls said first selector to isolate said biosensor.
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12. A method for isolating an analyte monitoring system from electrical noise comprising:
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providing a biosensor capable of sensing an analyte concentration and outputting a signal indicative of the analyte concentration; providing a monitoring system for at least monitoring an output of said biosensor; and selectively connecting the biosensor to the monitoring system or isolating the biosensor from the monitoring system. - View Dependent Claims (13, 14, 15)
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Specification