From Andre Denier's book: Les Ultra-sons appliques a la medecine, published in 1951.
describing the method of "ultrasonoscopie".

Denier's illustration of the principle of transmission ultrasonoscopie.

Denier's Ultrasonoscopic apparatus with ultrasound generator, emitter transducer and oscilloscope. This can be adapted for both therapeutic and diagnostic purposes.

From Andre Denier: Les Ultra-sons appliques a la medecine. 1951.

Back to History of Ultrasound in Obstetrics and Gynecology.