Patent ID: 8583207

Claim:
A digital stethoscope for mass collection of clinical lung sound signals, comprising: a stethoscope head; and an audio recording and playing device including: a main button; at least one index button; a processor for receiving a main signal when the main button is pressed and held for recording, and for receiving at least one index signal when the at least one is pressed and held for recording; a file processing program for formatting the main signal into a main file with a special format, and for formatting the at least one index signal into an index file with a special format; a transforming program for transforming one section of the at least one index signal picked by the file processing program into text data; and a file storage for storing the main file and the index file, wherein after the at least one index button is pressed and held to record a patient's identification number, a current date and time, or a patient's condition, the main button is pressed and held and the stethoscope head is used for acquiring the main signal of a patient.