Apparatus and method for non-invasive measurement of blood constituents
First Claim
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1. A system for predicting values of constituents in blood, comprising:
- a remote wireless non-invasive spectral device configured for generating a spectral scan of a body part of the patient;
a remote invasive device configured for generating a first value for the patient; and
a processing device configured for predicting a blood constituent value of the patient based upon the spectral scan and the first value.
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Abstract
A system for predicting blood constituent values in a patient includes a remote wireless non-invasive spectral device, the remote wireless non-invasive spectral device generating a spectral scan of a body part of the patient. Also included are a remote invasive device and a central processing device. The remote invasive device generates a constituent value for the patient, while the central processing device predicts a blood constituent value for the patient based upon the spectral scan and the constituent value.
92 Citations
82 Claims
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1. A system for predicting values of constituents in blood, comprising:
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a remote wireless non-invasive spectral device configured for generating a spectral scan of a body part of the patient;
a remote invasive device configured for generating a first value for the patient; and
a processing device configured for predicting a blood constituent value of the patient based upon the spectral scan and the first value. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 80, 81)
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66. A system for predicting blood constituent values in a patient, comprising:
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a remote wireless non-invasive spectral device configured for generating a spectral scan of a body part the patient;
a remote invasive device configured for generating a first value for the patient; and
a central processing device configured for receiving the spectral scan from the remote wireless non-invasive spectral device and for storing a modeling equation for predicting blood constituent values in the patient, the central processing device predicting a blood constituent value for the patient based upon the spectral scan and the modeling equation, the central processing device regenerating the modeling equation based upon a plurality of spectral scans of the patient from the remote wireless non-invasive spectral device and a corresponding plurality of first values for the patient from the remote invasive device, and predicting a blood constituent value for the patient based upon a subsequent non-invasive spectral scan of the patient with the remote wireless non-invasive spectral device and the regenerated modeling equation.
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67. A method for predicting blood constituent values in a patient, comprising:
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generating a spectral scan of a body part the patient using a remote wireless non-invasive spectral device;
generating a first value for the patient using a remote invasive device; and
predicting a blood constituent value for the patient using a central processing device based upon the spectral scan and the first value. - View Dependent Claims (68, 69, 70, 71, 72, 73)
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74. An automated method for predicting blood constituent values using a noninvasive spectroscopic technique, comprising the steps of:
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(a) taking a plurality of measurements of a patient'"'"'s blood constituent levels using a noninvasive spectral device and an invasive monitoring method;
(b) associating a first value measured by the invasive constituent monitoring method with the blood constituent level measured by the spectral device;
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) dividing the plurality of spectral scans and first values into a calibration subset and a validation subset;
(d) transforming the spectral scans in the calibration sub-set and the validation subset by applying a plurality of a first mathematical function to the calibration sub-set and the validation sub-set to obtain a plurality of transformed validation data sub-sets and a plurality of transformed calibration sub-sets;
(e) resolving each transformed calibration data sub-set in step (d) by at least one of a second mathematical function to generate a plurality of modeling equations; and
(f) selecting a best modeling equation of the plurality of modeling equations;
(g) storing the best modeling equation in a central computer;
(h) acquiring a spectral scan from the patient using a remote wireless noninvasive spectral device;
(I) transmitting the spectral scan from step (h) to the central computer of step (g);
(j) predicting the patient'"'"'s blood constituent level using the best modeling equation; and
(k) regenerating the best modeling equation if the spectral scan falls outside a range for the modeling equation. - View Dependent Claims (75, 76, 77, 78, 79)
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82. A system for predicting values of constituents in blood, comprising:
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a remote wireless non-invasive spectral device configured for generating a spectral scan of a body part of the patient;
a remote invasive device configured for generating a first value for the patient; and
a processing device configured for predicting a cholesterol value of the patient based upon the spectral scan and the first value.
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Specification