Myocardial ischemia and infarction analysis and monitoring method and apparatus
First Claim
1. A myocardial analysis and monitoring method, comprising the steps of:
- receiving a number of ECG signals relating to a heartbeat of at least one patient;
converting the received number of ECG signals into three perpendicular ECG signals;
determining an average heartbeat from the ECG signals;
calculating a plurality of parameters related to a condition of each patient from said number of ECG signals;
storing information representative of a value of said plurality of parameters related to the condition of each patient in storage;
repeating the steps of determining said average heartbeat, calculating said plurality of parameters and storing said information for as long as ECG signals continue to be received or until the storage is full;
displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
analyzing the displayed trend of the at least one of the plurality of parameters;
displaying at least one result of the analysis, wherein said analyzing step comprises detecting episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other.
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Abstract
A myocardial analysis and monitoring method, comprising the steps of receiving a number of ECG signals relating to a heartbeat of at least one patient, converting the received number of ECG signals into three perpendicular ECG signals, determining an average heartbeat from the ECG signals, calculating a plurality of parameters related to a condition of each patient from the number of ECG signals, storing information representative of a value of the plurality of parameters related to the condition of each patient in storage, repeating the steps of determining the average heartbeat, calculating the plurality of parameters and storing the information for as long as ECG signals continue to be received or until the storage is full, displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters, analyzing the displayed trend of the at least one of the plurality of parameters, and displaying at least one result of the analysis.
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Citations
44 Claims
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1. A myocardial analysis and monitoring method, comprising the steps of:
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receiving a number of ECG signals relating to a heartbeat of at least one patient;
converting the received number of ECG signals into three perpendicular ECG signals;
determining an average heartbeat from the ECG signals;
calculating a plurality of parameters related to a condition of each patient from said number of ECG signals;
storing information representative of a value of said plurality of parameters related to the condition of each patient in storage;
repeating the steps of determining said average heartbeat, calculating said plurality of parameters and storing said information for as long as ECG signals continue to be received or until the storage is full;
displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
analyzing the displayed trend of the at least one of the plurality of parameters;
displaying at least one result of the analysis, wherein said analyzing step comprises detecting episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A myocardial analysis and monitoring apparatus, comprising:
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at least one input receiving a number of ECG signals relating to a heartbeat of at least one patient;
a processor for converting the received number of ECG signals into three perpendicular ECG signals, determining an average heartbeat from the ECG signals, calculating a plurality of parameters related to a condition of each patient from said number of ECG signals and storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, wherein determining of said average heartbeat, calculating of said plurality of parameters and storing of said information continues for as long as ECG signals continue to be received or until the storage is full;
a display for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters; and
an analyzer for analyzing the displayed trend of the at least one of the plurality of parameters, the display displaying at least one result of the analysis, wherein said analyzer detects episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A computer executable software code stored on a computer readable medium, the code for performing myocardial analysis and monitoring, the code comprising:
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code for controlling a monitoring system for receiving a number of ECG signals relating to a heartbeat of at least one patient;
code for converting the received number of ECG signals into three perpendicular ECG signals;
code for determining an average heartbeat from the ECG signals;
code for calculating a plurality of parameters related to a condition of each patient from said number of ECG signals;
code for storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, the determination of said average heartbeat, calculation of said plurality of parameters and storing of said information being performed for as long as ECG signals continue to be received or until the storage is full;
code for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
code for analyzing the displayed trend of the at least one of the plurality of parameters;
code for displaying at least one result of the analysis, wherein said code for analyzing comprises code for detecting episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other. - View Dependent Claims (18, 19)
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20. A myocardial analysis and monitoring method, comprising the steps of:
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receiving a number of ECG signals relating to a heartbeat of at least one patient;
converting the received number of ECG signals into three perpendicular ECG signals;
determining, for each occasion that a number of ECG signals is received, whether or not the three perpendicular ECG signals correspond to a beat to be included in an average heartbeat;
determining an average heartbeat from only those three perpendicular ECG signals determined to correspond to a beat to be included in the average heartbeat;
calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals;
storing information representative of a value of said plurality of parameters related to the condition of each patient in storage;
repeating the steps of determining said average heartbeat, calculating said plurality of parameters and storing said information for as long as ECG signals continue to be received or until the storage is full;
displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
analyzing the displayed trend of the at least one of the plurality of parameters;
displaying at least one result of the analysis. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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29. A myocardial analysis and monitoring apparatus, comprising:
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at least one input receiving a number of ECG signals relating to a heartbeat of at least one patient;
a processor for converting the received number of ECG signals into three perpendicular ECG signals, determining an average heartbeat from the three perpendicular ECG signals, calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals and storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, wherein determining of said average heartbeat, calculating of said plurality of parameters and storing of said information continues for as long as ECG signals continue to be received or until the storage is full;
a display for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters; and
an analyzer for analyzing the displayed trend of the at least one of the plurality of parameters, the display displaying at least one result of the analysis. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37)
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38. A computer executable software code stored on a computer readable medium, the code for performing myocardial analysis and monitoring, the code comprising:
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code for controlling a monitoring system for receiving a number of ECG signals relating to a heartbeat of at least one patient;
code for converting the received number of ECG signals into three perpendicular ECG signals;
code for determining an average heartbeat from the three perpendicular ECG signals;
code for calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals;
code for storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, the determination of said average heartbeat, calculation of said plurality of parameters and storing of said information being performed for as long as ECG signals continue to be received or until the storage is full;
code for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
code for analyzing the displayed trend of the at least one of the plurality of parameters;
code for displaying at least one result of the analysis. - View Dependent Claims (39, 40, 41)
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42. A myocardial analysis and monitoring method, comprising the steps of:
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receiving a number of ECG signals relating to a heartbeat of at least one patient;
converting the received number of ECG signals into three perpendicular ECG signals;
determining an average heartbeat from the three perpendicular ECG signals;
calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals;
storing information representative of a value of said plurality of parameters related to the condition of each patient in storage;
repeating the steps of determining said average heartbeat, calculating said plurality of parameters and storing said information for as long as ECG signals continue to be received or until the storage is full;
displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
analyzing the displayed trend of the at least one of the plurality of parameters;
displaying at least one result of the analysis, wherein said analyzing step comprises detecting episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other.
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43. A myocardial analysis and monitoring apparatus, comprising:
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at least one input receiving a number of ECG signals relating to a heartbeat of at least one patient;
a processor for converting the received number of ECG signals into three perpendicular ECG signals, determining an average heartbeat from the three perpendicular ECG signals, calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals and storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, wherein determining of said average heartbeat, calculating of said plurality of parameters and storing of said information continues for as long as ECG signals continue to be received or until the storage is full;
a display for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters; and
an analyzer for analyzing the displayed trend of the at least one of the plurality of parameters, the display displaying at least one result of the analysis, wherein said analyzer detects episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other.
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44. A computer executable software code stored on a computer readable medium, the code for performing myocardial analysis and monitoring, the code comprising:
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code for controlling a monitoring system for receiving a number of ECG signals relating to a heartbeat of at least one patient;
code for converting the received number of ECG signals into three perpendicular ECG signals;
code for determining an average heartbeat from the three perpendicular ECG signals;
code for calculating a plurality of parameters related to a condition of each patient from said three perpendicular ECG signals;
code for storing information representative of a value of said plurality of parameters related to the condition of each patient in storage, the determination of said average heartbeat, calculation of said plurality of parameters and storing of said information being performed for as long as ECG signals continue to be received or until the storage is full;
code for displaying at least a portion of the stored information as a graphical display, the graphical display representing a trend of at least one of the plurality of parameters;
code for analyzing the displayed trend of the at least one of the plurality of parameters;
code for displaying at least one result of the analysis, wherein said code for analyzing comprises code for detecting episodes, each episode comprising a predetermined number of trend values above a predetermined upper threshold level or below a predetermined lower threshold level occurring within a predetermined period of time of each other.
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Specification