The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent : designed for the use of practitioners and students (1901)
Williams, Francis H. (Francis Henry), 1852-1936 · New York, Macmillan · leaf 134
TION TO THORAX 105 ■ Densitometer. — I designed this instrument, to which I have giventhe name of densitometer, in order to measure the density of anypart of the thorax, and I chose water as a means of measurement,because this liquid is most akin to the soft tissues of the body, theybeing chiefly… … Fig. 77. Densitometer. Instrument for measuring density of thorax. Section and plan. false bottom. The sides of this box and the partition are made ofcopper, the top and both bottoms of thin sheets of aluminum. Thehalf A is closed above, and is supplied with a stopcock and a rubbertube; the half B…
Radiography · X-rays
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