Portable Spirometer
First Claim
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1. A portable spirometer, comprising:
- a small breathing tube for measuring a unidirectional flow, to which a breath flow of a patient is inputted;
a breath signal processing unit to generate a breath signal from the breath flow, remove noise contained in the breath signal, and amplify a signal level so as to generate a target signal for analysis;
a breath signal analysis unit to analyze the target signal for analysis to calculate a diagnosis parameter; and
a display unit to display an analysis result of the breath signal.
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Abstract
Disclosed is a portable spirometer which comprises: a small breath tube for measuring a unidirectional flow, to which the breath flow of a patient is inputted; a breath signal processing unit which generates a breath signal from the breath flow, removes the noise contained in the breath signal and amplifies the signal level so as to generate a target signal of analysis; a breath signal analysis unit for analyzing the target signal of analysis to calculate diagnosis parameters; and a display unit for displaying the analysis result of the breath signal.
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Citations
13 Claims
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1. A portable spirometer, comprising:
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a small breathing tube for measuring a unidirectional flow, to which a breath flow of a patient is inputted; a breath signal processing unit to generate a breath signal from the breath flow, remove noise contained in the breath signal, and amplify a signal level so as to generate a target signal for analysis; a breath signal analysis unit to analyze the target signal for analysis to calculate a diagnosis parameter; and a display unit to display an analysis result of the breath signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification