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 / by Francis H. Williams.

  • Williams, Francis H. (Francis Henry), 1852-1936.
Date:
1902
Catalogue details

Licence: Public Domain Mark

Credit: 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 / by Francis H. Williams. Source: Wellcome Collection.

    11/750
    TABLE OF CONTENTS CHAPTER I Nature and Properties of the X-Rays page Origin and nature of the X-rays ..i Properties common to X-rays and to light ........ i Properties in which the X-rays appear to differ from light ..... i Property of the X-rays of peculiar value ... ..... 2 Law of absorption ............ 2 Atomic weight ............. 2 Absorptive power of fat, muscles, bones, etc., of the body .... 3 Absorptive power of air and gases . . . . . . . 4 Opacity of blood to X-rays compared with that of water .... 6 CHAPTER II X-Ray Equipment Static machines ............. 8 Induction coils ............. 19 Portable apparatus ............ 27 Generator for isolated situations . . ..31 Vacuum tubes : Proper forms ............ 32 Resistance of tube ........... 42 Methods for changing resistance ......... 44 Tube holder ............ 47 Diaphragm ............. 47 Fluorescent screen ............ 54 Fluoroscope ........ 56 Photographic plate ............ 56 Bromide paper ... 57 Precautions to be taken when using X-ray apparatus and making X-ray exami¬ nations ............. 5^ Harmlessness of X-ray examinations if proper precautions are taken ... 58