. The principles and practice of roentgenological technique . Fig. 152.—Side view of trochoscope with the tabletop removed. out of the line of vision, ^^hen so done, theobserver looks through a layer of ruby orgreen glass, which permits operative procedurewithout desensitizing the eyes. ProtectionToo great emphasis cannot be laid on theproblem of protection. The Roentgen Ray isan agent capable of causing considerable dam-age to the organism. Though this appears tobe generally appreciated, it is nevertheless sur-prising to note the utter disregard of thisdanger during fluoroscopy, particularly
. The principles and practice of roentgenological technique . Fig. 152.—Side view of trochoscope with the tabletop removed. out of the line of vision, ^^hen so done, theobserver looks through a layer of ruby orgreen glass, which permits operative procedurewithout desensitizing the eyes. ProtectionToo great emphasis cannot be laid on theproblem of protection. The Roentgen Ray isan agent capable of causing considerable dam-age to the organism. Though this appears tobe generally appreciated, it is nevertheless sur-prising to note the utter disregard of thisdanger during fluoroscopy, particularly withthe use of the Coolidge tube, where many ofthe limitations which gave a certain margin ofsafety when the Crookes tube was used, do not. Fig. 153.—Operating Fluoroscope; a. Catch; b, Fluo-rescent screen open; c, Lead glass.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectradiogr, bookyear1920
