Stereophonic stethoscope

Details Stereophonic stethoscope Stereophonic stethoscope

1997-07-21

1999-09-28

Dang, Khanh

Acoustics

Anatomic or prosthetic relation

Ear and mouth

A61B 702

Patent

active

059592613

ABSTRACT:
A stethoscope provided with two conducting tubes and sound sensors, and two 3-way stopcocks; enabling the sound from one sensor to be conducted to one ear, while that from the second sensor is conducted to the other ear. One of the conducting tubes may be detached when the stethoscope is used for monophonic auscultation.

REFERENCES:
patent: 1847607 (1932-03-01), Hardt
patent: 2209164 (1940-07-01), Kerr
patent: 3124211 (1964-03-01), Cefaly
patent: 4706777 (1987-11-01), Baumberg
patent: 4997055 (1991-03-01), Grady

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