System and method for determining a condition of a patient
First Claim
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1. A method for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising the steps of:
- receiving digital data that is representative of a medical status of the patient and corresponds to a parameter;
analyzing the digital data to determine whether the parameter is valid;
determining whether the parameter is in a first range; and
analyzing the parameter, based on the determinations regarding the parameter, to decide whether the attempt to resuscitate the patient would be unsuccessful.
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Abstract
A system and method for determining whether further efforts to resuscitate will be unsuccessful, is provided. One embodiment of the system comprises a memory that comprises a memory module. The memory module comprises a program that analyzes digital data that corresponds to a first parameter to determine whether the first parameter is valid; determines whether the first parameter is in a first futile range; and analyzes the first parameter to determine whether further efforts to resuscitate will be unsuccessful.
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Citations
25 Claims
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1. A method for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising the steps of:
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receiving digital data that is representative of a medical status of the patient and corresponds to a parameter;
analyzing the digital data to determine whether the parameter is valid;
determining whether the parameter is in a first range; and
analyzing the parameter, based on the determinations regarding the parameter, to decide whether the attempt to resuscitate the patient would be unsuccessful. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
calculating an amount of time for which the parameter is in the first range; and
determining whether the parameter is in the first range for a sufficient amount of time, the method further comprising the step of indicating that the attempt to resuscitate the patient would be unsuccessful due to a determination that the parameter is in the first range for a sufficient amount of time.
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3. The method of claim 1, further comprising the steps of:
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analyzing the parameter if the parameter is determined other than valid, to determine whether to remove an indication that the attempt to resuscitate the patient would be unsuccessful; and
if the parameter is determined to be valid, analyzing digital data that respectively corresponds to at least one other parameter to determine respective validity for the at least one other parameter, and, if invalidity is determined for any of the at least one other parameter, analyzing the first parameter that is determined to be invalid, to determine whether to remove an indication that the attempt to resuscitate the patient would be unsuccessful.
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4. The method of claim 3, wherein the step of analyzing the first parameter that is determined to be invalid, to determine whether to remove the indication that the attempt to resuscitate the patient would be unsuccessful, comprises the steps of:
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measuring a number of times for which the first parameter is determined to be invalid; and
determining whether to remove the indication that the attempt to resuscitate the patient would be unsuccessful based on the number of times.
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5. The method of claim 3, wherein the step of analyzing the first parameter that is determined to be invalid, to determine whether to remove the indication that the attempt to resuscitate the patient would be unsuccessful, comprises the steps of:
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measuring an amount of time for which the first parameter is invalid; and
determining whether to remove the indication that the attempt to resuscitate the patient would be unsuccessful based on detection that the amount of time is sufficiently large.
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6. The method claim 1, wherein the parameter is a measure of percent oxygen saturation.
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7. The method of claim 1, further including the step of, after an unsuccessful attempt to resuscitate said patient has been made, determining whether a further attempt to resuscitate said patient would be unsuccessful.
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8. The method of claim 7, wherein said further attempt implements the same technique as the attempt that has already been made.
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9. A method for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising the steps of:
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receiving digital data that are representative of a medical status of the patient and that correspond to a plurality of parameters analyzing the digital data to determine whether each of the plurality of parameters is valid and is in a respective range; and
analyzing, if at least two of the plurality of parameters fall within their respective ranges and are valid, the first and second parameters that fall within their respective ranges, to determine whether the attempt to resuscitate the patient would be unsuccessful. - View Dependent Claims (10, 11, 12)
calculating first and second amounts of time for which the first and second parameters are in their respective ranges; and
determining whether the first amount of time is a first sufficient amount of time, and the second amount of time is a second sufficient amount of time, the method further comprising the step of indicating, due to a determination that the first amount of time is a first sufficient amount of time, and the second amount of time is a second sufficient amount of time, that the attempt to resuscitate the patient would be unsuccessful.
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11. The method of claim 9, further comprising the step of analyzing the first parameter that is determined other than valid, and the second parameter that is determined to be invalid, to determine whether to remove an indication that the attempt to resuscitate the patient would be unsuccessful.
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12. The method of claim 11, wherein the step of analyzing the first parameter that is determined to be invalid, and the second parameter that is determined to be invalid, to determine whether to remove the indication that the attempt to resuscitate the patient would be unsuccessful further comprises the step of removing the indication that the attempt to resuscitate the patient would be unsuccessful based on a determination that the first parameter is invalid and the second parameter is invalid.
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13. A system for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising:
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a processor;
a clock for producing timing information;
a memory readable by the processor; and
external to said memory, a source of digital data that are representative of a medical status of the patient and respectively correspond to at least one parameter, said memory including a program that, under execution by the processor,;
receives the digital data;
analyzes the digital data to respectively determine whether the at least one parameter is valid;
determines whether the at least one parameter is in a respective range;
receives the timing information;
calculates, based on the timing information, an amount of time for which a parameter is in its respective range; and
determines, based on the calculation and analysis, whether the attempt to resuscitate the patient would be unsuccessful. - View Dependent Claims (14, 15, 16, 17)
means for counting a number of times the program determines that the first parameter is invalid; and
means for determining to remove the indication that the attempt to resuscitate the patient would be unsuccessful based on the number of times.
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17. The system of claim 15, further comprising:
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means for measuring an amount of time for which the first parameter is invalid; and
means for removing the indication that the attempt to resuscitate the patient would be unsuccessful based on detection that the amount of time is sufficiently large.
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18. A system for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising:
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a processor;
a clock for producing timing information;
a memory readable by the processor; and
external to said memory, a source of digital data that is representative of a medical status of the patient and that respectively correspond to at least one parameter, said memory including a program that, under execution by the processor,;
receives the digital data;
analyzes the digital data to respectively determine whether the at least one parameter is valid;
determines whether the at least one parameter is in a respective range;
receives the timing information;
calculates, based on the timing information, an amount of time for which a first and second of the at least one parameter are in their respective ranges; and
determines, based on the calculation and analysis, whether the attempt to resuscitate the patient would be unsuccessful. - View Dependent Claims (19, 20, 21)
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22. A system for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising:
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means for analyzing digital data that is representative of a status of the patient and corresponds to a first parameter to determine whether the first parameter is valid;
means for determining whether the first parameter is in a first range; and
means for deciding, based on the determinations regarding the first parameter, whether the attempt to resuscitate the patient would be unsuccessful.
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23. A computer-readable medium, the computer-readable medium comprising a computer program for determining whether an attempt to resuscitate a patient would be unsuccessful, the computer program performing the steps of:
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inputting digital data that is representative of a status of the patient and corresponds to a first parameter;
determining, based on the digital data, whether the first parameter is valid;
determining whether the first parameter is in a first range; and
deciding, based on the determinations regarding the parameter, whether the attempt to resuscitate the patient would be unsuccessful.
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24. A system for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising:
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a sensor that measures a parameter of data that is representative of a medical status of the patient and outputs analog data representative of the parameter;
means for converting the analog data to digital data; and
a processor that;
receives the digital data that corresponds to the parameter;
determines, based on the digital data, whether the parameter is valid;
determines whether the parameter is in a pre-determined range; and
decides, based on the determinations regarding the parameter, whether the attempt to resuscitate the patient would be unsuccessful.
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25. A system for determining whether an attempt to resuscitate a patient would be unsuccessful, comprising:
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a sensor that measures first and second parameters of data that are representative of a medical status of the patient and that outputs analog data respectively representative of the measurements;
means for converting the analog data to digital data; and
a processor that;
receives the digital data that corresponds to the first parameter;
determines, based on digital data that corresponds to the first parameter, whether the first parameter is valid;
determines whether the first parameter is in a first range;
receives digital data that corresponds to a second parameter;
determines, based on the digital data that corresponds to the second parameter, whether the second parameter is valid;
determines whether the second parameter is in a second range; and
determines, if the first and second parameters fall in the first and second ranges and are valid respectively, whether the attempt to resuscitate the patient would be unsuccessful.
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Specification