Osmometric Heart Monitoring Device and Methods
First Claim
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1. An implantable heart failure monitoring system comprising:
- an osmometric sensor, the osmometric sensor configured to generate a signal corresponding to the osmotic strength of a bodily fluid, anda controller in communication with the osmometric sensor, the controller configured to receive and process the signal corresponding to the osmotic strength of a bodily fluid.
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Abstract
Embodiments of the invention are related to monitoring devices and methods with osmometric sensors, amongst other things. In an embodiment, the invention includes an implantable heart failure monitoring system including an osmometric sensor, the osmometric sensor configured to generate a signal corresponding to the osmotic strength of a bodily fluid, and a controller in communication with the osmometric sensor, the controller configured to receive and process the signal corresponding to the osmotic strength of a bodily fluid. Other aspects and embodiments are provided herein.
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Citations
25 Claims
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1. An implantable heart failure monitoring system comprising:
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an osmometric sensor, the osmometric sensor configured to generate a signal corresponding to the osmotic strength of a bodily fluid, and a controller in communication with the osmometric sensor, the controller configured to receive and process the signal corresponding to the osmotic strength of a bodily fluid. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. An implantable osmotic heart monitoring system comprising:
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an osmotic pH sensor, the osmotic pH sensor configured to generate a signal corresponding to pH of a bodily fluid, the osmotic pH sensor comprising a wall member defining an enclosed volume, the wall member comprising a semi-permeable membrane; and a solution comprising a solvent and a solute, the solution disposed within the enclosed volume, the solute configured to change osmotic strength in a pH range of between about 7.3 and about 7.5; the semi-permeable membrane permeable to the solvent and impermeable to the solute; and a controller in communication with the osmotic pH sensor. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification