Word: sheathed
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Dates: during 1930-1939
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...permanent magnets were all quenched steels. In the newer alloys "magnetic hardness" is obtained by slow, controlled cooling. They provide more magnetic force at lower cost. The increased power of the Alnico magnet shown last week, designed by Physicist Wayne E. (for nothing) McKibben, is due to a steel sheath around it, which efficiently concentrates the magnetic flux very much as an optical lens focuses rays of light...
...Heekeren Thatcher of Portland, Ore., told his colleagues how he mends severed finger tendons without impairing the grasping function of the hand. First he slips a stainless steel rod, three-sevenths of an inch in diameter and curved to fit the natural bend of the finger, into the narrow sheath which encloses the torn tendon...
After three weeks he cuts a section of tendon from a toe or wrist, transplants one end inside the fingertip, ties the other to a notch in the steel rod, gradually withdraws the rod through the finger, pulling the new tendon into the sheath-a process like that used by any woman in pulling an elastic through a hem. Finally...
...called a parley of the Press Lords at the Savoy Hotel. All were ready to compromise, but Beaverbrook had decided to rub his colleagues' noses in the mess they had made. As he put it: "I drew my sword and swore not to place it back in its sheath until I had punished them...
Instead of introducing drugs into the fluid of the spinal canal, and affecting the entire circulatory and nervous systems, the anesthetists filled the empty epidural space at the base of the spine (between the inner wall of the spinal column and the sheath of the spinal cord) with 30-60 cubic centimeters of distilled water solutions of pantocain. metycaine, intracaine or other similar local anesthetics...