Method and apparatus for noninvasive blood pressure measurement using pulse oximetry
First Claim
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1. A medical device comprising:
- a sensor configured to acquire photoplethysmography data and generate a signal relating to the photoplethysmography data, wherein the sensor comprises a flexible, bandage-type sensor body; and
an inflatable blood pressure cuff configured to be coupled to a pressure transducer, wherein the sensor is removably disposed on a tissue-contacting surface of the inflatable blood pressure cuff.
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Abstract
Embodiments of the present disclosure relate to a system and method for determining a physiologic parameter of a patient. Specifically, embodiments provided herein include blood pressure cuffs that are adapted to be used in conjunction with a photoplethysmography sensor. The cuff as provided may be configured to be placed over the sensor and/or aligned in a specific manner relative to the sensor. Alternatively, the cuffs may include integral optical components.
133 Citations
19 Claims
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1. A medical device comprising:
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a sensor configured to acquire photoplethysmography data and generate a signal relating to the photoplethysmography data, wherein the sensor comprises a flexible, bandage-type sensor body; and an inflatable blood pressure cuff configured to be coupled to a pressure transducer, wherein the sensor is removably disposed on a tissue-contacting surface of the inflatable blood pressure cuff. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A medical device comprising:
an inflatable blood pressure cuff configured to be coupled to a pressure transducer and comprising an alignment indicator disposed on an interior surface of the blood pressure cuff, wherein the alignment indicator is positioned to align a photoplethysmography sensor on a surface of the inflatable blood pressure cuff such that the photoplethysmography sensor is configured to be between the tissue and the inflatable blood pressure cuff when the medical device is applied to a patient. - View Dependent Claims (13, 14, 15)
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16. A method comprising:
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positioning a photoplethysmography sensor on a tissue contacting surface of a blood pressure cuff; applying the inflatable blood pressure cuff and the photoplethysmography sensor to a patient; and removing the photoplethysmography sensor from the tissue contacting surface of the blood pressure cuff. - View Dependent Claims (17, 18, 19)
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Specification