Military surgery of the zone of the advance (1918)
Tarnowsky, George de, 1873- · Philadelphia and New York : Lea & Febiger · leaf 289
of these isnot adjustable laterally, so that the ring R is at a fixed dis-tance from the upright V. The other rod carries a ball (B).This may be perforated to permit of a projecting skin marker.B may be shifted in two directions at will. When adjustedso that its shadow moves at the same rate as… … By using three scales D, H and V we may find the distancefrom the skin to P in three directions, viz., PR, PB and PC.In all cases d and h should be observed and R and B marked.If the opening in the base (C) is used in centering, RC and PBare at 90 °. ROENTGENOLOGY IN WAR SURGERY 287 Method C.—The…
World War, 1914-1918 · Gunshot wounds · X-rays · Medicine, Military · Wounds and injuries · Military Medicine · Surgical Procedures, Operative
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