Adherent Device with Multiple Physiological Sensors
First Claim
Patent Images
1. An adherent device to monitor a patient, the device comprising:
- an adhesive patch to adhere to a skin of the patient;
at least four electrodes connected to the patch and capable of electrically coupling to the patient;
impedance circuitry coupled to the at least four electrodes to measure a hydration signal of the patient;
electrocardiogram circuitry coupled to at least two of the at least four electrodes to measure an electrocardiogram signal of the patient; and
an accelerometer mechanically coupled to the adhesive patch to generate an accelerometer signal in response to at least one of an activity or a position of the patient.
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Abstract
An adherent device to monitor a patient comprises an adhesive patch to adhere to a skin of the patient. At least four electrodes are connected to the patch and capable of electrically coupling to the patient. Impedance circuitry is coupled to the at least four electrodes to measure a hydration signal of the patient. Electrocardiogram circuitry is coupled to at least two of the at least four electrodes to measure an electrocardiogram signal of the patient. An accelerometer can be mechanically coupled to the adhesive patch to generate a signal in response to at least one of an activity or a position of the patient.
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Citations
90 Claims
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1. An adherent device to monitor a patient, the device comprising:
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an adhesive patch to adhere to a skin of the patient; at least four electrodes connected to the patch and capable of electrically coupling to the patient; impedance circuitry coupled to the at least four electrodes to measure a hydration signal of the patient; electrocardiogram circuitry coupled to at least two of the at least four electrodes to measure an electrocardiogram signal of the patient; and an accelerometer mechanically coupled to the adhesive patch to generate an accelerometer signal in response to at least one of an activity or a position of the patient. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method of monitoring a patient, the method comprising:
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adhering an adhesive patch to a skin of the patient to couple at least four electrodes to the skin of the patient; measuring a hydration signal of the patient with impedance circuitry coupled to the at least four electrodes; measuring an electrocardiogram signal of the patient with electrocardiogram circuitry coupled to at least two of the at least four electrodes; and measuring a signal from an accelerometer in response to at least one of an activity or a position of the patient. - View Dependent Claims (16)
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17. An adherent device to monitor a patient, the device comprising:
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an adhesive patch to adhere to a skin of the patient; at least four electrodes affixed to the patch and capable of electrically coupling to the patient, a maximum dimension across the at least 4 electrodes comprising no more that about eight inches, such that the at least four electrodes are capable of adhering to either a left side or a right side of the patient; impedance circuitry coupled to the at least four electrodes to measure hydration of the patient; and electrocardiogram circuitry coupled to at least two of the at least four electrodes to measure an electrocardiogram of the patient. - View Dependent Claims (18, 19)
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20. An adherent device to monitor a patient for an extended period, the device comprising:
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a breathable tape comprising a porous material with an adhesive coating to adhere the breathable tape to a skin of the patient; at least one electrode affixed to the breathable tape and capable of electrically coupling to a skin of the patient; at least one gel disposed over a contact surface of the at least one electrode to electrically connect the electrode to the skin; a circuit board connected to the breathable tape to support the printed circuit board with the breathable tape when the tape is adhered to the patient; electronic components electrically connected to the printed circuit board and coupled to the at least one electrode to measure physiologic signals of the patient; and a breathable water resistant cover disposed over the circuit board and electronic components and connected to at least one of the electronics components, the printed circuit board or the breathable tape. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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28. A method of monitoring a patient for an extended period, the method comprising:
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attaching an electronics module to a first adherent patch component of a plurality of adherent patch components; adhering the first adherent patch component to a skin of the patient; removing the electronics module from the first adherent patch component; and attaching the electronics module to a second patch component of the plurality of patch components after the first adherent patch component has been removed. - View Dependent Claims (29, 30)
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31. A system to monitor a patient for an extended period, the system comprising:
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a plurality of adherent patch components; and an electronics module adapted to couple to each of the plurality of patch components for sequential measurements from each of the patch components. - View Dependent Claims (32, 33)
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34. A method of monitoring a patient for an extended period of time, the method comprising:
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placing a first adherent patch on a first side of the patient, the first adherent patch comprising first electrodes to measure at least one of an electrocardiogram or an impedance; measuring the at least one of the electrocardiogram or the impedance from the first side of the patient for a first period of time; removing the first patch from the first side of the patient; placing a second adherent patch on a second side of the patient, the second patch comprising second electrodes to measure the at least one of the electrocardiogram or the impedance; and measuring the at least one of the electrocardiogram or the impedance from the second side of the patient for a second period of time after the first patch has been removed. - View Dependent Claims (35, 36, 37, 38)
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39. A method of monitoring a patient for an extended period of time, the method comprising:
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placing a first adherent patch on a skin location on a first side of the patient, the first adherent patch comprising first electrodes to measure at least one of an electrocardiogram or an impedance; measuring the at least one of the electrocardiogram or the impedance from the first adherent patch on the first skin location for a first period of time; removing the first patch from the first skin location; placing a second adherent patch on a second skin location on a second side of the patient, the second patch comprising second electrodes to measure the at least one of the electrocardiogram or the impedance; and measuring the at least one of the electrocardiogram or the impedance from the second skin location for a second period of time after the first patch has been removed. - View Dependent Claims (40)
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41. An adherent device to monitor a patient, the device comprising:
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an adhesive patch to adhere to a skin of the patient; at least four electrodes mechanically coupled to the patch and capable of electrically coupling to the patient, the at least four electrodes comprising at least two force electrodes and at least two sense electrodes; impedance circuitry electrically coupled to the at least two force electrodes to force an electrical current and coupled to the at least two sense electrodes to measure a hydration signal of the patient; and electrocardiogram circuitry coupled to the at least two force electrodes to measure an electrocardiogram signal of the patient. - View Dependent Claims (42, 43, 44, 45, 46, 47)
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48. A method of monitoring a patient, the method comprising:
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adhering an adhesive patch to a skin of the patient so as to couple at least four electrodes to the skin of the patient, the at least four electrodes comprising at least two force electrodes and at least two sense electrodes; measuring a hydration signal of the patient with impedance circuitry electrically coupled to the at least two force electrodes and to the at least two sense electrodes, such that the force electrodes force an electrical current between the at least two force electrodes; and measuring an electrocardiogram signal of the patient with electrocardiogram circuitry coupled to the at least two force electrodes. - View Dependent Claims (49, 50)
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51. An adherent device to monitor a patient, the device comprising:
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an adhesive patch to adhere to a skin of the patient; at least two electrodes connected to the patch and capable of electrically coupling to the patient; circuitry coupled to the at least two electrodes and configured to measure at least two of an electrocardiogram signal of the patient, a respiration signal of the patient or an activity signal of the patient; and a processor system comprising a tangible medium configured to trigger an alarm in response to the at least two of the electrocardiogram signal, the respiration signal or the activity signal. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70)
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71. A method of monitoring a patient, the method comprising:
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adhering an adhesive patch to a skin of the patient so as to couple at least two electrodes to the skin of the patient; measuring at least two of an electrocardiogram signal of the patient, a respiration signal of the patient or an activity signal of the patient with circuitry coupled to the at least two electrodes; and triggering an alarm in response to the at least two of the electrocardiogram signal, the respiration signal or the activity signal with a processor system comprising a tangible medium. - View Dependent Claims (72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90)
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Specification