Physiological waveform delay indicator/controller
First Claim
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1. A patient monitoring system for the acquisition and display of physiological data acquired from a patient, comprising:
- a physiological data acquisition means for acquiring physiological data representative of a physiological condition of a patient and for developing digital patient data signals therefrom;
a data transmission link coupled to said physiological data acquisition means for receiving said digital patient data signals therefrom; and
a signal processing and display means coupled to said data transmission link for receiving therefrom said digital patient data signals, and processing said signals for developing patient information signals for display of patient information on a display apparatus, said signal processing and display means including a receive processing means which introduces a variable amount of delay time between receipt of the digital patient data signals and initiation of display of said patient information signals, and including a delay indicator means for causing said display apparatus to display a visual indicator of said delay time.
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Abstract
In a patient monitoring system which includes a signal transmission path between that portion of the patient monitoring system which acquires the physiological signals and that portion of the system which processes and displays the acquired signals, a method and apparatus is provided for displaying to a user of the system a time delay that is associated with a delay of the display of the physiological signals.
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Citations
10 Claims
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1. A patient monitoring system for the acquisition and display of physiological data acquired from a patient, comprising:
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a physiological data acquisition means for acquiring physiological data representative of a physiological condition of a patient and for developing digital patient data signals therefrom; a data transmission link coupled to said physiological data acquisition means for receiving said digital patient data signals therefrom; and a signal processing and display means coupled to said data transmission link for receiving therefrom said digital patient data signals, and processing said signals for developing patient information signals for display of patient information on a display apparatus, said signal processing and display means including a receive processing means which introduces a variable amount of delay time between receipt of the digital patient data signals and initiation of display of said patient information signals, and including a delay indicator means for causing said display apparatus to display a visual indicator of said delay time. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A patient monitoring system for the acquisition and display of physiological data acquired from a patient, comprising:
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a physiological data acquisition means for acquiring physiological data representative of a physiological condition of a patient and for developing a sequence of digital patient data signals therefrom; a data transmission link coupled to said physiological data acquisition means for receiving said sequence of digital patient data signals therefrom; and a signal processing and display means coupled to said data transmission link for receiving said digital patient data signals therefrom, and processing said signals for developing a corresponding sequence of patient information signals for display on a display apparatus, wherein said signal processing and display means includes a receive processing means for determining if the digital patient data signals are properly received from said data transmission link, and if not properly received, requesting via said data transmission link that said physiological data acquisition means re-send that portion of the sequence of the digital patient data signals that was not properly received; and a user controllable display delay controller for introducing a controllable time delay to the start of display of a sequence of said patient information signals on said display, the purpose of said time delay being to allow additional time for receipt by said signal processing and display means of said re-sent digital patient data signals, and insertion of a portion of the sequence of patient information signals corresponding to said re-sent digital patient data signals into said sequence of patient information signals that were properly received, before said sequence of patient information signals is started to be displayed. - View Dependent Claims (9, 10)
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Specification