A heart sounds signal generator in the heart sound analysis instrument based on the LabVIEW is devised.The instrument is developed in PC.Heart sounds signal generator can according to need to produce a synthetic heart sounds signal for users to learn and use.The parameters setting are also discussed to find out the best for the each part.All the parameters can be set by user and the best ones are default values so that the instrument can fit other environment.The running test of this instrument proves it can generate and play heart sound precisely,and can be used as an assistance to show,play,and analyze heart sound.
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