Medical Monitoring Device With Flexible Circuitry
First Claim
Patent Images
1. A sensor capable of placement adjacent to tissue to be tested, comprising:
- a light emitter and a light detector capable of acquiring physiological data from a patient;
a flexible circuit comprising an analog-to-digital converter capable of being coupled to an output of the light detector and capable of outputting a digital signal based at least in part upon the physiological data from the patient; and
a flexible outer covering capable of being positioned generally adjacent the tissue of a patient, and capable of housing the flexible circuit.
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Abstract
Embodiments described herein may include systems and methods for monitoring physiological parameters of a patient. Specifically, embodiments disclose the use of a flexible circuitry in a medical sensor that is small and lightweight and easily bendable, such that it may be comfortably affixed to a patient while also providing added electronic functions, such as digital conversion and wireless capability.
248 Citations
20 Claims
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1. A sensor capable of placement adjacent to tissue to be tested, comprising:
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a light emitter and a light detector capable of acquiring physiological data from a patient; a flexible circuit comprising an analog-to-digital converter capable of being coupled to an output of the light detector and capable of outputting a digital signal based at least in part upon the physiological data from the patient; and a flexible outer covering capable of being positioned generally adjacent the tissue of a patient, and capable of housing the flexible circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A monitoring system, comprising:
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a sensor, comprising; a light emitter and a light detector, capable of acquiring physiological data from a patient; a flexible circuit comprising an analog-to-digital converter coupled to an output of the light detector and capable of outputting a digital signal based at least in part upon the physiological data from the patient; and a monitor communicatively coupled to the sensor, and capable of receiving the digital signal, and further capable of generating an output based at least in part upon the physiological data. - View Dependent Claims (13, 14, 15)
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16. A method of generating physiological data, comprising:
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driving circuit configured to drive a light emitting diode generally disposed in a sensor and configured to emit a light signal into a tissue; receiving a modified light signal generally via a light detector disposed in the sensor, the modified light signal corresponding to the light signal after it has passed through the tissue; generating a digital signal in part using an analog-to-digital converter generally disposed in the sensor, the digital signal based at least in part upon the modified signal; and generating a physiological parameter at least in part upon the digital signal; wherein the driving circuit, the light emitting diode, the light detector, and/or the analog-to-digital converter comprises a flexible circuit. - View Dependent Claims (17, 18, 19, 20)
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Specification