ELECTRODE SYSTEM
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Abstract
An electrode system comprises electrode modules, flexible connectors, and sensors. Each electrode module defines a substantially central opening and has circuitry that includes an amplifier. A conductive ring is exposed in the opening of each electrode module. The flexible connectors include flexible circuitry coupled with the circuitry of the electrode modules. Each sensor includes an electrolytic hydrogel portion that is configured to contact a test subject and outwardly extending tabs that are in communication with the hydrogel portion, The tabs are configured to contact the conductive ring of an electrode module with the sensor is inserted in the opening of the electrode module. The system may thus sense evoked response potentials (ERPs) from the test subject through the electrolytic hydrogel portions, amplify those potentials, and communicate the amplified potentials through the circuitry of the flexible connectors. A control box may initiate ERP testing and store the test results.
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Citations
40 Claims
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1-20. -20. (canceled)
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21. An electrode system, comprising:
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(a) a plurality of electrode modules, wherein each of the plurality of electrode modules comprises an electrode housing, wherein each electrode housing defines a substantially central opening, wherein the portion of the electrode housing that defines the substantially central opening forms an annular ramp; (b) a plurality of flexible connectors coupled with the plurality of electrode modules, wherein the flexible connectors comprise flexible circuitry configured to communicate signals from the electrode modules, wherein the flexible circuitry comprises traces formed on a flexible substrate; and (c) a plurality of sensors, wherein each sensor of the plurality of sensors is configured to removably couple with a corresponding one of the plurality of electrode modules, wherein the plurality of electrode modules are configured to sense evoked response potentials from a test subject, wherein each sensor is further configured to communicate sensed evoked response potentials to the associated electrode module. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. An electrode system, comprising:
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(a) a plurality of electrode modules; (b) a plurality of flexible connectors coupled with the plurality of electrode modules, wherein the flexible connectors comprise flexible circuitry configured to communicate signals from the electrode modules, wherein the flexible circuitry comprises traces formed on a flexible substrate; and (c) a plurality of sensors, wherein each sensor of the plurality of sensors is configured to removably couple with a corresponding one of the plurality of electrode modules, wherein the plurality of electrode modules are configured to sense evoked response potentials from a test subject, wherein each sensor is further configured to communicate sensed evoked response potentials to the associated electrode module, wherein each sensor of the plurality of sensors comprises an upper portion, a lower portion, and a conductive portion between the upper and lower portions, wherein a portion of the conductor portion extends outward relative to the upper and lower portions. - View Dependent Claims (32, 33, 34, 35, 36)
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37. An electrode system comprising:
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(a) a plurality of electrode modules, wherein each of the electrode modules comprises a housing, wherein the housing defines a housing opening extending therethrough; (b) a plurality of flexible connectors in communication with the plurality of electrode modules, wherein the flexible connectors comprise flexible circuitry configured to communicate signals from the electrode modules; (c) a plurality of circuit boards, wherein each of the plurality of circuit boards are contained within the housing, wherein each of plurality of circuit boards defines a circuit opening extending therethrough, wherein each of the plurality of circuit boards are further in communication with the plurality of flexible connectors; and (D) a plurality of sensors in communication with the plurality of electrode modules, wherein each of the plurality of sensors comprises an insulating upper portion, an electrolytic hydrogel lower portion, and a conductive portion between the upper and lower portions, wherein the housing opening, the circuit opening, the upper portion, and the lower portion are coaxially positioned. - View Dependent Claims (38, 39, 40)
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Specification