. Radiography, x-ray therapeutics and radium therapy . Fig. 74,—Wenckebach .screening stand.(Siemens.) Fig. 75.—Wenckebach screening(Siemens.) Universal Safety and Protective Tube-stand.—The demand fora universal apparatus is increasing as the real importance of the Rontgenexamination of the internal organs is recognised. There are, of course,various devices for radiographing the patient in a standing or sitting position,but a simple and handy universal apparatus for both fluoroscopy and radio-graphy is much to be desired. The desiderata of such an apparatus aremany. The most important of .the
. Radiography, x-ray therapeutics and radium therapy . Fig. 74,—Wenckebach .screening stand.(Siemens.) Fig. 75.—Wenckebach screening(Siemens.) Universal Safety and Protective Tube-stand.—The demand fora universal apparatus is increasing as the real importance of the Rontgenexamination of the internal organs is recognised. There are, of course,various devices for radiographing the patient in a standing or sitting position,but a simple and handy universal apparatus for both fluoroscopy and radio-graphy is much to be desired. The desiderata of such an apparatus aremany. The most important of .these are the fixation of the body, thestraightness of the trunk, and the accurate adjustment of the normal rayto any desired point on the surface. In addition, any such apparatus, ifit is to be universal, must be equally efl&cient when the patient is reclining,sitting, or standing, and should be easily adjustable for tele-radiography upto a distance of 2 metres or more. Finally, it should be capable of beingeasily and quickly handled, and it
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