Stethoscope transducer

Details Stethoscope transducer Stethoscope transducer

1974-05-08

1976-11-02

Claffy, Kathleen H.

H04R 146, A61B 704

Patent

active

039898954

ABSTRACT:
An improved stethoscope having a transducer attached to it for converting mechanically produced heart sound transmissions into an electrical signal without interrupting the mechanically produced sound which is transmitted simultaneously as an acoustical wave to the ears of the stethoscope operator.

REFERENCES:
patent: 2419471 (1947-04-01), Thibos
patent: 3052756 (1962-09-01), Seven et al.
patent: 3182129 (1965-05-01), Clark
patent: 3247324 (1966-04-01), Cefaly
patent: 3396241 (1968-08-01), Anderson et al.
patent: 3539724 (1970-11-01), Keesee
patent: 3630308 (1971-12-01), Ravin
patent: 3846585 (1974-11-01), Slosberg

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