Identifier: xraymanualusarmy00unit (find matches)
Title: X-ray manual : U.S. Army
Year: 1917 (1910s)
Authors: United States. Surgeon-General's Office American Roentgen Ray Society
Subjects: X-rays Fractures Teeth Chest Heart Radiography
Publisher: New York : Middleditch
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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^ V Fig. 3 Double fluoroscope. also designed by Dessane, for the combineduse of the Roentgenologist and the surgeon during the operation.
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Fig. 4. Protective apron. Shoulder straps cross on back. Apron com-pletely encircles hips. 129 130 X-RAY MANUAL—U. S. ARMY with lead glass having an absorbing quantity equal to );about 1/64 of an inch of lead. Or the fluorescent ;screen itself should be covered by lead glass having a Jsimilar absorbing capacity. If the lead glass is placed 11near the eyes and no lead glass over the screen, the walls Iof the fluoroscope or hood should be covered with a layer Iof lead approximately 1/64 of an inch thick. The hinge fluoroscope described by Dr. Dessanne I(see footnote on previous page) contains an excellentarrangement by which a layer of ruby glass drops in;front of the eyes automatically as the hood and fluoro-scope are raised to the top of the head. Apparatus. If the apparatus is to be used solely for fluoroscopicwork the exciting outfit needs to be capable of producingno more than 5 to 10 milliamperes with a voltage equalto from 3 to 6 parallel spark gap. The pulsations in the X-ray

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