Implantable Medical Device with Chemical Sensor and Related Methods
First Claim
1. An implantable medical device comprising:
- 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, the chemical sensor comprising;
a sensing element;
an optical excitation assembly configured to illuminate the sensing element; and
an optical detection assembly configured to receive light from the sensing element.
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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.
208 Citations
29 Claims
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1. An implantable medical device comprising:
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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, the chemical sensor comprising; a sensing element; an optical excitation assembly configured to illuminate the sensing element; and an optical detection assembly configured to receive light from the sensing element. - 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)
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29. An implantable cardiac rhythm management system comprising:
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a pulse generator; and a chemical sensor in communication with the pulse generator, the chemical sensor configured to detect an analyte concentration in a bodily fluid, the chemical sensor comprising; a sensing element; an optical excitation assembly configured to illuminate the sensing element; and an optical detection assembly configured to receive light from the sensing element.
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Specification