Method and apparatus for adjusting a sensing parameter
First Claim
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1. An apparatus for adjusting a sensing parameter in a medical device, comprising:
- means for sensing cardiac signals;
means for determining intervals in response to the sensed cardiac signals;
means for determining interval patterns associated with the determined intervals, wherein the means for determining interval patterns comprises means for sorting the determined intervals from a smallest interval to a largest interval; and
means for updating the sensing parameter in response to the determined interval patterns, wherein the means for updating the sensing parameter comprises;
means for determining a first mean of a first predetermined number of the sorted determined intervals; and
means for determining a second mean of a second predetermined number of the sorted determined intervals, each interval of the second predetermined number of intervals being greater than intervals of the first predetermined number of the sorted determined intervals.
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Abstract
A method and apparatus of updating a sensing parameter in a medical device that includes sensing cardiac signals, determining intervals in response to the sensed cardiac signals, determining interval patterns associated with the determined intervals, and updating the sensing parameter in response to the determined interval patterns.
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Citations
14 Claims
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1. An apparatus for adjusting a sensing parameter in a medical device, comprising:
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means for sensing cardiac signals; means for determining intervals in response to the sensed cardiac signals; means for determining interval patterns associated with the determined intervals, wherein the means for determining interval patterns comprises means for sorting the determined intervals from a smallest interval to a largest interval; and means for updating the sensing parameter in response to the determined interval patterns, wherein the means for updating the sensing parameter comprises; means for determining a first mean of a first predetermined number of the sorted determined intervals; and means for determining a second mean of a second predetermined number of the sorted determined intervals, each interval of the second predetermined number of intervals being greater than intervals of the first predetermined number of the sorted determined intervals. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of updating a sensing parameter in a medical device, comprising:
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sensing cardiac signals; determining intervals in response to the sensed cardiac signals; determining interval patterns associated with the determined intervals, wherein determining interval patterns comprises sorting the determined intervals from a smallest interval to a largest interval; and updating the sensing parameter in response to the determined interval patterns, wherein updating the sensing parameter comprises; determining a first mean of a first predetermined number of the sorted determined intervals; and determining a second mean of a second predetermined number of the sorted determined intervals, each interval of the second predetermined number of intervals being greater than intervals of the first predetermined number of the sorted determined intervals. - View Dependent Claims (8, 9, 10, 11, 12)
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13. An apparatus for adjusting a sensing parameter in a medical device, comprising:
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means for sensing cardiac signals; means for determining intervals in response to the sensed cardiac signals; means for determining interval patterns associated with the determined intervals, wherein the means for determining interval patterns comprises means for sorting the determined intervals from a smallest interval to a largest interval; and means for updating the sensing parameter in response to the determined interval patterns, wherein the means for updating the sensing parameter comprises means for determining a spectral width associated with the determined intervals and means for determining a sum of the spectral width and a predetermined interval of the determined intervals.
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14. A method of updating a sensing parameter in a medical device, comprising:
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sensing cardiac signals; determining intervals in response to the sensed cardiac signals; determining interval patterns associated with the determined intervals, wherein determining interval patterns comprises sorting the determined intervals from a smallest interval to a largest interval; and updating the sensing parameter in response to the determined interval patterns, wherein updating the sensing parameter comprises determining a spectral width associated with the determined intervals and determining a sum of the spectral width and a predetermined interval of the determined intervals.
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Specification