Integrated electrical signal switching and amplifying system
First Claim
1. An integrated electrical signal switching and amplifying system for receiving intracardiac electrical signals from a patient, amplifying the intracardiac electrical signals from the patient, switching the amplified intracardiac electrical signals, and outputting the switched intracardiac electrical signals, said system comprising:
- at least one electrical signal receiver for receiving intracardiac electrical signals from a patient,at least one electrical signal amplifier for amplifying the intracardiac electrical signals received from the at least one electrical signal receiver,at least one analog to digital converter for converting the amplified intracardiac electrical signals received from the amplifier into digital signals,at least one digital signal processor for performing at least one signal switching operation on the amplified digital intracardiac electrical signals received from the converter,at least one electrical signal output for outputting the switched intracardiac electrical signals received from said processor, andmeans for visual review of the switched intracardiac electrical signals from the at least one electrical signal output.
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Accused Products
Abstract
A signal management system is disclosed which integrates a patient switching box and an amplification unit into a single compact enclosure sufficiently small to reside by the patient table in an operating unit set up for electrophysiology procedures. The system includes a front panel designed to accept standard ECG leads, a plurality of intracardiac leads, including leads available for stimulation and/or lesion generation, and a plurality of pressure channels. The front panel also includes a touch screen display to allow quick assignments of labels to each of the ECG or intracardiac leads and the pressure channels. The system includes an onboard microprocessor which allows any operation performed on the System to be automatically updated on a remote computer processing unit if attached, and vice-versa. Digital signal processors are used in the system to perform switching operations on the electrical signals received, and to perform gain, limiting and/or filtering processes thereon. The digital signal processors are automatically calibrated to adjust for varying gain and phase performance of the inputting front-end amplifiers which deliver the electrical signals from the intracardiac leads.
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Citations
30 Claims
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1. An integrated electrical signal switching and amplifying system for receiving intracardiac electrical signals from a patient, amplifying the intracardiac electrical signals from the patient, switching the amplified intracardiac electrical signals, and outputting the switched intracardiac electrical signals, said system comprising:
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at least one electrical signal receiver for receiving intracardiac electrical signals from a patient, at least one electrical signal amplifier for amplifying the intracardiac electrical signals received from the at least one electrical signal receiver, at least one analog to digital converter for converting the amplified intracardiac electrical signals received from the amplifier into digital signals, at least one digital signal processor for performing at least one signal switching operation on the amplified digital intracardiac electrical signals received from the converter, at least one electrical signal output for outputting the switched intracardiac electrical signals received from said processor, and means for visual review of the switched intracardiac electrical signals from the at least one electrical signal output. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An integrated intracardiac signal switching and amplifying system for receiving intracardiac signals from the body of a patient, amplifying the received intracardiac signals, switching the amplified intracardiac signals, and outputting the switched intracardiac signals, said system comprising:
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an intracardiac signal receiver for receiving the intracardiac signals from a patient, an intracardiac signal amplifier for amplifying the received intracardiac signals, an analog to digital converter for converting the amplified intracardiac signals into digital intracardiac signals, a digital signal processor for performing a signal switching operation on the digital intracardiac signals, and an intracardiac signal output for outputting the switched intracardiac signals. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. A method for processing an intracardiac signal from a patient with an integrated signal and amplifying system for use in an electrophysiology procedure, the method including:
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receiving an intracardiac signal from the patient with a received, amplifying the intracardiac signal received by the receiver with an amplifier to create an amplified signal, converting the amplified signal received from the amplifier with an analog to digital converter to create a digital intracardiac signal, performing a switching operation on the digital intracardiac signal received from the converter with a digital signal processor to create a switched digital intracardiac signal, and outputting the switched intracardiac signal from the system. - View Dependent Claims (27, 28, 29, 30)
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Specification