SYSTEMS AND METHODS FOR TIMING MEASUREMENTS IN A NON-INVASIVE BLOOD PRESSURE MEASUREMENT SYSTEM
First Claim
1. A non-invasive blood pressure measurement system comprising:
- a pump unit capable of acquiring a cuff pressure signal using an inflatable cuff;
a signal acquisition circuit capable of generating an oscillometric signal from the cuff pressure signal;
a microprocessor operatively coupled to the pump unit and the signal acquisition circuit;
wherein the microprocessor computes a blood pressure measurement from the oscillometric signal at a patient-specific time interval based on an expected measurement duration.
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Abstract
Disclosed are systems and methods for timing measurements in a non-invasive blood pressure measurement system. The systems and methods are capable of providing measurement results according to patient-specific time intervals. The disclosed systems may include a pump unit, signal acquisition circuit, user interface, clock, memory, microprocessor, power unit and communications module. The disclosed invention also contains a method for calculating an expected measurement duration. Additionally systems and methods for providing blood pressure results according to patient-specific time intervals using an expected measurement duration are discussed. Related apparatus, systems, methods and or/articles are described.
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Citations
20 Claims
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1. A non-invasive blood pressure measurement system comprising:
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a pump unit capable of acquiring a cuff pressure signal using an inflatable cuff; a signal acquisition circuit capable of generating an oscillometric signal from the cuff pressure signal; a microprocessor operatively coupled to the pump unit and the signal acquisition circuit; wherein the microprocessor computes a blood pressure measurement from the oscillometric signal at a patient-specific time interval based on an expected measurement duration. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A patient monitoring system comprising:
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a patient monitor capable of receiving and displaying physiological parameters; and a non-invasive blood pressure measurement system comprising; a pump unit capable of acquiring a cuff pressure signal using an inflatable cuff; a signal acquisition circuit capable of generating an oscillometric signal from the cuff pressure signal; a microprocessor operatively coupled to the pump unit and the signal acquisition circuit; wherein the microprocessor computes a blood pressure measurement from the oscillometric signal at a patient-specific time interval based on an expected measurement duration. - View Dependent Claims (16, 17, 18)
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19. A method for obtaining measurements at patient-specific times in an oscillometric blood pressure monitoring system, comprising:
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receiving from a user a patient-specific time interval for obtaining measurement results; obtaining an expected measurement duration; calculating a pre-start time; sending a signal to start a non-invasive blood pressure (NIBP) measurement at said pre-start time. - View Dependent Claims (20)
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Specification