File:A system of instruction in X-ray methods and medical uses of light, hot-air, vibration and high-frequency currents - a pictorial system of teaching by clinical instruction plates with explanatory text (14570431179).jpg

Identifier: systemofinstruct00mone (find matches)
Title: A system of instruction in X-ray methods and medical uses of light, hot-air, vibration and high-frequency currents : a pictorial system of teaching by clinical instruction plates with explanatory text : a series of photographic clinics in standard uses of scientific therapeutic apparatus for surgical and medical practitioners : prepared especially for the post-graduate home study of surgeons, general physicians, dentists, dermatologists and specialists in the treatment of chronic diseases, and sanitarium practice
Year: 1902 (1900s)
Authors: Monell, S. H. (Samuel Howard), d. 1918
Subjects: Vibration X-rays Diagnosis, Radioscopic Thermotherapy Electrotherapeutics X-Ray Therapy Vibration Diagnosis
Publisher: New York : E.R. Pelton
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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Plate 19B.—Examples of Finsens cases before and after treatment. LOCAL PHOTO-THERAPY 473 ment, tlie time required, and the first cost (and cost of operating),the apparatus in regions where sunlight must give way to electricity.But if the prospect of overcoming these primary drawbacks is goodthe subject will interest us all and photo-therapy will find uses innearly every ofiice. Were it not apparently certain that this eventwill come about, this section would not now be written, but so muchhas been done and so much is undergoing a promising evolution in theessential mechanism of dosage that we may well study here the basicprinciples in brief, and when the apparatus comes we shall be readyto use it. Some of it is here now in quite a satisfactory state, andeach year is a year of advance in electricity. The basic principles relate similarly to the use of the suns raysand electric-light rays, and, if the sun shone always in every ofiicewe would need no other source of light. But in elect

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