Wireless stethoscope for preventing cross-contact
A stethoscope and wireless transmitter technology, applied in the field of medical equipment, can solve the problems of slow transmission rate, unavoidable infection, high price, etc., and achieve the effect of easy portability, avoiding cross infection, and comfortable posture
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[0009] The present invention will be described in more detail below in conjunction with the accompanying drawings.
[0010] As shown in the accompanying drawings, the wireless stethoscope avoiding cross-contact includes a stethoscope head 1, which includes a sensor 3, an amplifier circuit 4, a filter 5, a signal output device 6, and a wireless transmitter 7 that are sequentially connected in pairs by communication. In addition, it also includes a 2.4G wireless earphone 2 adapted for wireless communication with the wireless transmitter 7 of the stethoscope head 1 .
[0011] The working principle of the present invention is: when the doctor examines the patient, he uses the auscultation head 1 corresponding to the hospital bed and the 2.4G wireless earphone 2 on the ear, and then collects the sound signal of the measured part through the sensor 3 of the auscultation head 1, and sends it to the amplifier. The circuit 4 amplifies the sound signal, and after being filtered by a fil...
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