MULTI-DIMENSIONAL FLUID SENSORS AND RELATED DETECTORS AND METHODS
First Claim
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1. A multi-dimensional fluidic sensor device, comprising:
- a plurality of sensors, each sensor comprising a set of associated electrodes, including at least one working electrode, a reference electrode and a counter electrode, with each electrode in the electrode set positioned one above another and isolated by an electrical insulator therebetween, and wherein each set of electrodes has aligned apertures that define at least a part of a fluidic flow channel.
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Abstract
The present invention provides multi-dimensional sensors with fluidic flow channels for processing fluid samples.
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Citations
25 Claims
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1. A multi-dimensional fluidic sensor device, comprising:
a plurality of sensors, each sensor comprising a set of associated electrodes, including at least one working electrode, a reference electrode and a counter electrode, with each electrode in the electrode set positioned one above another and isolated by an electrical insulator therebetween, and wherein each set of electrodes has aligned apertures that define at least a part of a fluidic flow channel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A three-or four dimensional fluidic sensor, comprising:
a sensor body having an array of fluidic flow channels formed therethrough, wherein the fluidic flow channels comprise at least one sensor having; at least one working electrode having an upwardly extending inner wall surrounding an aperture; at least one counter electrode having an upwardly extending inner wall surrounding an aperture and residing above or below the at least one working electrode; and at least one reference electrode having an upwardly extending inner wall surrounding an aperture and residing above or below the at least one counter electrode, wherein the working electrode aperture, the counter electrode aperture and the reference electrode aperture are aligned to define at least a portion of the fluidic flow channels. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. A method of monitoring fluid samples for detecting waterborne or airborne toxins or pathogens, comprising:
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providing a sensor body having a plurality of spaced apart fluidic flow channels, with the flow channels comprising at least one sensor having a set of vertically stacked electrodes with aligned apertures that define at least a portion of the fluidic flow channels; flowing fluid samples through the fluidic flow channels; and electronically detecting when a fluid sample tests positive for a selected analyte based on an output of the at least one sensor in a respective fluid channel. - View Dependent Claims (21)
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22. A fluidic detector system for analyzing fluid samples for target substances or materials, comprising:
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a sensor body having a plurality of fluid flow channels extending therethrough, the flow channels comprising a plurality of sensors, each sensor having at least one upwardly extending working electrode with an aperture and a respective sensor working electrode is in communication with counter and reference electrodes, at least one of the sensors is configured to test for a different selected analyte in a fluid sample from at least one other sensor; and a sensor detector in communication with the sensor body, the sensor detector configured to electronically poll each sensor individually in each flow channel to obtain a signal associated with a positive or negative test in response to the fluid sample passing through the fluidic flow channel. - View Dependent Claims (23, 24)
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25. A fluidic sensor device comprising:
a sensor body having an array of microfluidic flow channels, the sensor body having a plurality of layers residing one above another, including at least one working electrode layer, at least one reference electrode layer, and at least one counter electrode layer, wherein each layer has a corresponding array of apertures thereon configured and sized so that, when aligned, the array of apertures of each of the layers define at least a portion of the fluidic flow channels.
Specification