Electronic stethoscope with active noise reduction and auxiliary diagnosis functions
An electronic stethoscope and auxiliary diagnosis technology, applied in stethoscopes, auscultation instruments, diagnosis, etc., to achieve large-capacity storage, management and convenience, and improve the quality of auscultation
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[0032] The following embodiments will further illustrate the present invention in conjunction with the accompanying drawings.
[0033] figure 1 Shown is a structural block diagram of an embodiment of the present invention. Embodiments of the invention include:
[0034] Auscultation head, with a built-in sound collection channel and an external sound collection channel on the auscultation head;
[0035] Audio processing circuit 4, the audio processing circuit input end is connected with the built-in sound collection channel of auscultation head and the external sound collection channel, and the audio processing circuit is used to receive the sound collected;
[0036] Liquid crystal display 9, liquid crystal display is used for displaying the working state of electronic stethoscope;
[0037] Button 6, the button is used to drive the electronic stethoscope into recording mode;
[0038] Microprocessor control circuit 5, the output end of the microprocessor control circuit is c...
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