Word: cannula
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Dates: during 1980-1989
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...joints, through a hollow tube. In the diskectomy technique, a stainless-steel tube, guided by X ray, is slipped into the incision until the tip of the instrument rests against the disk. Next the surgeon threads a combination cutting-suction device the diameter of a pencil lead down the cannula, pushes it gently into the center of the disk and steps on a floor pedal. Suction draws disk material, which has the texture of crab meat, into a porthole near the probe's tip. There it is neatly sliced off with a tiny pneumatically driven guillotine-like blade that slides...