Method and circuit for storing and providing historical physiological data
First Claim
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1. A method of manufacturing an oximeter system, comprising:
- providing a light emitting element within an oximeter sensor, the light emitting element configured to project light;
providing a light detector within the oximeter sensor, the light detector configured to detect the light;
providing a memory within the oximeter sensor;
storing an ambient light value in the memory for comparison with a detected ambient light measurement; and
providing an oximeter monitor configured to receive the ambient light value from the memory of the oximeter sensor and to adjust drive signals to circuitry of the oximeter sensor based on a comparison of the ambient light value to a detected ambient light measurement.
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Abstract
Embodiments of the present invention include systems and methods that relate to pulse oximetry. Specifically, one embodiment includes an oximeter sensor comprising a light emitting element configured to emit light, a light detector configured to detect the light, and a memory storing an ambient light value for comparison with a detected ambient light measurement.
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Citations
8 Claims
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1. A method of manufacturing an oximeter system, comprising:
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providing a light emitting element within an oximeter sensor, the light emitting element configured to project light; providing a light detector within the oximeter sensor, the light detector configured to detect the light; providing a memory within the oximeter sensor; storing an ambient light value in the memory for comparison with a detected ambient light measurement; and providing an oximeter monitor configured to receive the ambient light value from the memory of the oximeter sensor and to adjust drive signals to circuitry of the oximeter sensor based on a comparison of the ambient light value to a detected ambient light measurement. - View Dependent Claims (2)
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3. An oximeter system, comprising:
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an oximeter sensor, comprising; a light emitting element configured to emit light; a light detector configured to detect the light; and a memory storing an ambient light value for comparison with a detected ambient light measurement; and an oximeter monitor, comprising; a drive circuit configured to provide signals to circuitry of the oximeter sensor; a receiving circuit configured to receive data including the ambient light value from the oximeter sensor; and an adjustment circuit configured to compare the ambient light value to the detected ambient light measurement and to adjust the signals based on the comparison of the ambient light value to the detected ambient light measurement. - View Dependent Claims (4)
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5. A method of operating an oximeter system, comprising:
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retaining an ambient light value in a memory of an oximeter sensor for comparison with a detected ambient light measurement; providing the ambient light value in the memory of the oximeter sensor to an oximeter monitor; and in the oximeter monitor, comparing the ambient light value and the detected ambient light measurement, and adjusting drive signals based on results from comparing the ambient light value with the detected ambient light measurement. - View Dependent Claims (6)
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7. An oximeter monitor, comprising:
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a drive circuit configured to provide signals to circuitry of an oximeter sensor; a circuit configured to receive an ambient light value from a memory of the oximeter sensor; and an adjustment circuit configured to compare the ambient light value to a detected ambient light measurement and to adjust the signals based on the comparison of the ambient light value to the detected ambient light measurement.
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8. A method of monitor operation, comprising:
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providing signals to circuitry of an oximeter sensor; and receiving information from a memory of the oximeter sensor, the information comprising an ambient light value; comparing the ambient light value with a detected ambient light measurement; and adjusting the signals based on results from comparing the ambient light value with the detected ambient light measurement.
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Specification