System and method for automatic detection of a plurality of SP02 time series pattern types
First Claim
1. A programmed method applied by a processor for processing data and for the real-time or near real-time detection of at least one occurrence of an incomplete arousal response to an apnea, hypopnea or hypoventilation, comprising:
- the processor accessing data representative of a time series of at least one component of a parameter, detecting a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series;
the reciprocation further comprising a second variation in the data, the second variation being induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation having a second beginning value, a second end value and a second amplitude along the time series, the first variation occurring in a direction opposite the direction of the second variation;
comparing at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude; and
detecting an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value.
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Abstract
The disclosed embodiments relate to a patient monitor for evaluating a patient. The patient monitor may comprise a sensor that is adapted to detect a sound associated with breathing of the patient and to produce a first output indicative of the sound, an oximeter that is adapted to receive an input from the patient and to produce a second output indicative of oxygen saturation of blood of the patient, and a processor adapted to receive at least the first output and the second output and to correlate the first output with the second output.
652 Citations
46 Claims
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1. A programmed method applied by a processor for processing data and for the real-time or near real-time detection of at least one occurrence of an incomplete arousal response to an apnea, hypopnea or hypoventilation, comprising:
- the processor accessing data representative of a time series of at least one component of a parameter, detecting a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series;
the reciprocation further comprising a second variation in the data, the second variation being induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation having a second beginning value, a second end value and a second amplitude along the time series, the first variation occurring in a direction opposite the direction of the second variation;
comparing at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude; and
detecting an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- the processor accessing data representative of a time series of at least one component of a parameter, detecting a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series;
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11. A programmed method applied by a processor for processing data and for the real-time or near real-time detection of at least one occurrence of an incomplete arousal response to an apnea, hypopnea or hypoventilation, comprising:
- accessing data representative of a plurality of time series, each of the plurality of time series corresponding to at least one component of a parameter;
detecting a reciprocation comprising a first variation in a subset of the data that corresponds to a first one of the plurality of time series, the first variation induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the first one of the plurality of time series;
the reciprocation further comprising a second variation induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation being in a subset of the data that corresponds to a second one of the plurality of time series, the second variation having a second beginning value, a second end value and a second amplitude along the second one of the plurality of time series, the first variation occurring in a direction opposite the direction of the second variation;
comparing at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude; and
detecting an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
- accessing data representative of a plurality of time series, each of the plurality of time series corresponding to at least one component of a parameter;
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21. A data processing system for the real-time or near real-time detection of at least one occurrence of an incomplete arousal response to an apnea, hypopnea or hypoventilation, comprising:
- a memory that is adapted to store data representative of a time series of at least one component of a parameter; and
a processor that is adapted to;
detect a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series;
the reciprocation further comprising a second variation in the data, the second variation being induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation having a second beginning value, a second end value and a second amplitude along the time series, the first variation occurring in a direction opposite the direction of the second variation;
compare at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude; and
detect an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value. - View Dependent Claims (22, 23, 24, 25)
- a memory that is adapted to store data representative of a time series of at least one component of a parameter; and
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26. A data processing system for the real-time or near real-time detection of at least one occurrence of an incomplete arousal response to an apnea, hypopnea or hypoventilation, comprising:
- means for storing data representative of a time series of at least one component of a parameter; and
means for detecting a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series, the reciprocation further comprising a second variation in the data, the second variation being induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation having a second beginning value, a second end value and a second amplitude along the time series, the first variation occurring in a direction opposite the direction of the second variation, comparing at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude, and detecting an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value. - View Dependent Claims (27, 28, 29)
- means for storing data representative of a time series of at least one component of a parameter; and
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30. A tangible machine-readable medium comprising:
code adapted to access data representative of a time series of at least one component of a parameter;
code adapted to detect a reciprocation comprising a first variation in the data, the first variation being induced by an apnea, hypopnea or hypoventilation, the first variation having a first beginning value, a first end value and a first amplitude along the time series, the reciprocation further comprising a second variation in the data, the second variation being induced by an arousal responsive to the apnea, hypopnea or hypoventilation, the second variation having a second beginning value, a second end value and a second amplitude along the time series, the first variation occurring in a direction opposite the direction of the second variation;
code adapted to compare at least one of the first beginning value and the first amplitude to at least one of the second end value and the second amplitude; and
code adapted to detect an incomplete reciprocation responsive to the comparing of the at least one of the first beginning value and the first amplitude to the at least one of the second end value and the second amplitude when the comparing indicates that the second amplitude is less than the first amplitude or the second end value is less than the first beginning value.
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31. A programmed method applied by a processor for processing data, comprising:
- accessing data representative of a time series of at least one component of a parameter; and
searching for a subset of the data that is representative of an incomplete reciprocation induced by an incomplete arousal response to an apnea, a hypopnea or to hypoventilation, wherein the incomplete reciprocation is comprised of a first variation in a first direction, the first variation defining a first amplitude, and a second variation in a second direction opposite the first direction, the second variation defining a second amplitude, the incomplete reciprocation indicated when the second amplitude of the second variation being less than the first amplitude of the first variation. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45)
- accessing data representative of a time series of at least one component of a parameter; and
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46. A method for processing data, comprising:
- accessing data representative of a time series of at least one component of a parameter; and
defining a plurality of programmatic objects that each represent a segment of the time series, the time series comprising a plurality of reciprocations, detecting an object comprising a first component of a reciprocation defining a first amplitude and a beginning value, detecting an object comprising a second component of a reciprocation defining a second amplitude and an end value, comparing the first object to the second object to detect an incomplete reciprocation when the comparing indicates that the second amplitude is less than the first amplitude or the end value of the second component is less than the beginning value of the first component.
- accessing data representative of a time series of at least one component of a parameter; and
Specification