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Show Makes Graphs of Heart Sounds KM m" ' '"WJ .UM .rwm,.....yr.V.y.SS; I. . .1.1. .11111 WW M N , S X 1 ' ' "-x s .-xxx N x x , ' y x X s x s x 1 ? ' x s - x x j (f'' s ' lf;: v I : s: - It' , x " V , l I AM S ' - x.' 1 is t . " : i i 4,:.:. . .: ''.:.;...: :;,,. . ,.. V' -: . : x x, i , . 3 s J Ml-. . .- I ' -' "x, x,. ; ; . ; : 3 - . 1 vy , - , , f 'A i (. - f ' ' i " j , ;l ' ' '' r 4 . ' - , , 1 - Invention of a machine which will make separate graphs of the various sounds of the heart has been announced by Dr. Oeorgo K. Fenn, stuff physician at St. Luke's hospital, Chicago. The Invention, on which the doctor has worked for more than a year, couples two devices already well known to physicians. They tire the radlo-stcthoscopo and the electric cardiograph. cardio-graph. Both devices were considered distinct advances In medical apparatus, but the combination of the two removes the human clement which at llme caused wide differences of opinion In cases. Tho machine, yet unnamed, la capable of listening to aud recording various heart sounds without Interference Inter-ference from such causes as the patient's breathing. |