A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . Fig. 1229.—Curve Obtained by Plotting the Micrograph Record(Crehore and Meara, Jour. Amer. Med. Assn.) diastolic pressure (in using this instrument one some-times meets with difficulty in securing a sharp foot-point for the waves of the brachial record). Thereceiving apparatus for an apex tracing may be a. FlQ. 1230.—Phonoscope of Weiss. smaU Mackenzie cup or one of the more elaborateforms of the so-called cardiographs, which may bestrapped to the chest wall or hel
A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . Fig. 1229.—Curve Obtained by Plotting the Micrograph Record(Crehore and Meara, Jour. Amer. Med. Assn.) diastolic pressure (in using this instrument one some-times meets with difficulty in securing a sharp foot-point for the waves of the brachial record). Thereceiving apparatus for an apex tracing may be a. FlQ. 1230.—Phonoscope of Weiss. smaU Mackenzie cup or one of the more elaborateforms of the so-called cardiographs, which may bestrapped to the chest wall or held by an position of the apex thrust should be marked \Wi^v,\\\wmimmv/Mmm/mmm/im\v,<! .V.\ViW,V,\,,?Ml FiQ. —Registration of the Heart Sounds in Man by WeissMethod. The curve of the carotid pujse is shown above, thephonocordiogram in the middle, and the time markings of below. The curves are to be read from right to left. 1, 1,First sound; 2, second sound. (After O. Weiss, Phonokardio-gramme. Jena, 1909.) with a skin pencil and care should be taken to adjustthe receiver to this point (a receiver placed inside theapex beat will often record the sj-stolic retraction ofthe tissues near the apex giving the so-called in-verted cardiogram). The jugular tracings are besttaken with a Mackenzie cup about one and one-half RKFKRENCE HANDBOOK OF THE MEDICAL SCIENCES CardluKraphf nches
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Keywords: ., bookauthorbuckalbe, bookcentury1900, bookdecade1910, bookyear1913
