The American journal of roentgenology, radium therapy and nuclear medicine (1906) (14571177469)

Identifier: americanjournalo10ameruoft (find matches)

Title: The American journal of roentgenology, radium therapy and nuclear medicine

Year: 1906 (1900s)

Authors: American Radium Society American Roentgen Ray Society

Subjects: Radiotherapy X-rays

Publisher: Springfield, Ill. C.C. Thomas

Contributing Library: Internet Archive

Digitizing Sponsor: Internet Archive

Text Appearing Before Image:

of the treatment it has completed thecircumference of the cylinder. Such anapplicatormeets all the criteria of elliciency.Figure 2 shows a cylinder in placeduringthe treatment of a parotid tumor; noteprotection of the eye, ear, shoulder andneck. With this instrument we focusaccurateU upon the disease without w ithout irritating the skin. Whether thereis an actual increase in the dosage, dueto reflection of the gamma rays fromthe lead, remains to be determined. De-tailed measurements of the width andintensity of the cone of rays at variousdepths beneath the skin will furnishdesirable data as to the actual intensity oftreatments at given depths. We believethat the di\erging cone of radium rays)Dermits of more accurate focusing than the parallel and therel narrower beams Recent De\eIopnients in Protective Methods and Appliances 627 of rays from the Coolidge .v-ray tube, for Following the introduction of our lead the deeper the cone of the radium rays cyhnders we noticed the striking fact

Text Appearing After Image:

Fig. 2. Suspension apparatus andcylinder set up as in the treatment of a parotid tumor; (a) shaft;(fc) pulley carrying cable (c) which suspends shaft and counterbalances weight (d); (e)safety hand-screw; (/, g and i) thumbscrews for adjusting cylinder; ik) cogs preventing bail (6) from slipping;(n) scale on handle (ml of radium carrier; (n) aluminum filter cap; (p) sheet rubber filter; (s and ()braces ending in brass plates (u and r) which prevent any swaying of shaft. penetrates, the wider it grows and the that the same dosage we had been usingmore certain it is to cover all the disease, in lii^e cases with the plain package nowFurther studies will be issued as completed, caused a marked erythema in some 80 per 628 Recent Developments in Protective Methods and Appliances cent, sometimes even amounting to blister-ing, an obviously undesirable reaction.The irritation was not like an overdose ofgamma rays, but came from two or threedays to as late as five weeks after thetreatment and la

the american journal of roentgenology radium therapy and nuclear medicine 1906 book illustrations x ray roentgen rays medical devices medicine medical therapy images from internet archive

1906

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