Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 60
ass, makesmovement easy along the rails placed lengthwise andfrom side to side of the couch. The tube-box, whichis lined with lead rubber, is secured to U-shaped pillarsby thumb-screws, so that its distance from the couchcan be regulated by the simple movement up or downof these supports. From one… … 24 LOCALIZATION BY X RAYS AND STEREOSCOPY horizontal arm is a small piece of wood with crosswires, and by means of a slot and thumb-screw attach-ment this can be adjusted so that the intersection ofthe cross wires is secured vertically above the anode.On the top of this vertical support, if it is…
X-rays · Eye · Foreign bodies (Surgery)
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