Implantable Medical Device with Chemical Sensor and Related Methods
First Claim
1. A method for providing cardiac arrhythmia therapy to a patient comprising:
- optically measuring a physiological concentration of an ion in a bodily fluid of the patient with an implanted chemical sensor;
transmitting data regarding the physiological concentration of the ion to an implanted pulse generator; and
delivering therapy from the implanted pulse generator to the patient based in part on the physiological concentration of the ion.
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Abstract
In an embodiment, the invention includes an implantable medical device with a pulse generator and a chemical sensor in communication with the pulse generator, the chemical sensor configured to detect an ion concentration in a bodily fluid. In an embodiment, the invention includes a method for providing cardiac arrhythmia therapy to a patient including sensing a physiological concentration of an analyte, communicating data regarding the physiological concentration of the analyte to an implanted pulse generator, and delivering therapy to the patient based in part on the physiological concentration of the ion. In an embodiment, the invention includes a method for monitoring diuretic therapy. In an embodiment, the invention includes a method for controlling delivery of an active agent into a human body. Other aspects and embodiments are provided herein.
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Citations
22 Claims
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1. A method for providing cardiac arrhythmia therapy to a patient comprising:
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optically measuring a physiological concentration of an ion in a bodily fluid of the patient with an implanted chemical sensor; transmitting data regarding the physiological concentration of the ion to an implanted pulse generator; and delivering therapy from the implanted pulse generator to the patient based in part on the physiological concentration of the ion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for monitoring diuretic therapy comprising:
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optically sensing a physiological concentration of an ion in a bodily fluid of a patient with an implanted chemical sensor; communicating data regarding the physiological concentration of the ion to an implanted pulse generator; and altering the delivery of the diuretic therapy to the patient based in part on the physiological concentration of the ion. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A method for controlling delivery of an active agent into a human body, the method comprising:
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measuring a physiological concentration of one or more analytes with an implanted system comprising a pulse generator and a chemical sensor, the chemical sensor comprising a sensing element, an excitation assembly, and a detection assembly; and varying delivery of the substance at least in part as a function of the measured concentration of the one or more analytes. - View Dependent Claims (18, 19, 20, 21, 22)
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Specification