Diagnostic apparatus for analyzing arterial pulse waves
First Claim
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1. A pulse wave analyzing apparatus comprising:
- pulse wave detecting means for detecting a pulse wave from a living body;
distortion computing means for computing a waveform distortion factor of the pulse wave detected by the pulse wave detecting means, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic; and
waveform determining means for determining a waveform shape on the basis of the waveform distortion factor computed by the distortion computing means.
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Abstract
A pulse wave analyzing apparatus that detects a pulse wave from a living body and computes a waveform distortion factor and determines a waveform shape for performing a diagnosis of a condition of the living body.
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Citations
10 Claims
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1. A pulse wave analyzing apparatus comprising:
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pulse wave detecting means for detecting a pulse wave from a living body; distortion computing means for computing a waveform distortion factor of the pulse wave detected by the pulse wave detecting means, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic; andwaveform determining means for determining a waveform shape on the basis of the waveform distortion factor computed by the distortion computing means. - View Dependent Claims (2)
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3. A pulse wave analyzing apparatus comprising:
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pulse wave inputting means for inputting information representing a pulse wave of a living body; distortion computing means for computing a waveform distortion factor from the information representing a pulse wave, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic; andparameter obtaining means for obtaining parameters relating to circulatory dynamic parameters on the basis of the waveform distortion factor computed by the distortion computing means. - View Dependent Claims (4, 5, 6, 7)
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8. A diagnostic apparatus comprising:
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analyzing means for creating waveform parameters from information representing a pulse wave of a living body; and diagnostic means for performing a diagnosis of a condition of the living body on the basis of the waveform parameters, wherein the analyzing means comprises; distortion computing means for computing a waveform distortion factor from the information representing the pulse wave, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic; andwaveform determining means for determining a waveform shape on the basis of the waveform distortion factor computed by the distortion computing means; and wherein the diagnostic means performs the diagnosis of the condition of the living body on the basis of the waveform shape.
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9. A diagnostic apparatus comprising:
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analyzing means for creating waveform parameters from information representing a pulse wave of a living body; and diagnostic means for performing a diagnosis of a condition of the living body on the basis of the waveform parameters, wherein the analyzing means comprises; distortion computing means for computing a waveform distortion factor from the information representing the pulse wave, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic; andparameter obtaining means for obtaining parameters relating to circulatory dynamic parameters on the basis of the waveform distortion factor computed by the distortion computing means; and wherein the diagnostic means performs the diagnosis of the condition of the living body on the basis of the parameters.
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10. A diagnostic apparatus comprising:
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analyzing means for creating waveform parameters from information representing a pulse wave of a living body; and diagnostic means for performing a diagnosis of a condition of the living body on the basis of the waveform parameters, wherein the analyzing means comprises; distortion computing means for computing a waveform distortion factor from the information representing the pulse wave, the waveform distortion factor being identified as
d denoting the waveform distortion factor, and Qn denoting amplitude of the nth harmonic;waveform determining means for determining a waveform shape on the basis of the waveform distortion factor computed by the distortion computing means; and parameter obtaining means for obtaining parameters relating to circulatory dynamic parameters on the basis of the waveform distortion factor computed by the distortion computing means; and wherein the diagnostic means performs the diagnosis of the condition of the living body on the basis of the parameters and the waveform shape.
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Specification