Identifier: americanquarterl02amer (find matches)
Title: American quarterly of roentgenology
Year: 1909 (1900s)
Authors: American Roentgen Ray Society
Subjects: Nuclear Medicine Radiography Radiology Radiology
Publisher: Pittsburgh : American Roentgen Ray Society
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and the National Endowment for the Humanities

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of these are known to the Roentgenologists whoare familiar with the current German and French literature.,.To those I offer an apology. I will only speak of four in this ~;paper and will simply demonstrate the others upon the screenby means of lantern slides. First.—The Trokoscope or orthodiagraphiic examining tableof Dr. Foedor Haenish. This table permits both Roentgeno-scopic and Roentgenographic examinations in the horizontalposition with the tube either below or above the patient. Itpermits accurate movement of the patient alone having thetube and screen stationary, or permits the movement of thetube and screen in unison. During these examinations thetube is in a protection box. It permits of the adjustment of theplate to irregular parts of the body at unusual angles. II American Quarterly of Roentgenology Second.—The Quantimeter of Kienbeck. This consists ofstrips of photographic paper placed upon the skin of the patientduring the exposure, then developed and compared with a
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Trokoscope or Orthodiagraphic Examination Table of Dr. Foedor Haenish standard scale, ten units of which is the dose required to pro-duce a reaction of the skin. While this Quantimeter permitsof many technical errors, by careful attention to details it givesprobably the most delicate measure of dose yet invented, es-pecially for skin disease. In deep-seated disease, the personal Pfahler: European Roentgen Laboratories 21 skill of the operator, based upon previous experience, must bedepended upon until some other standard is established. In connection with this instrument should be mentioned theQuantimeter of Immelmann and Lepper, in which a photo-

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