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Robots may Allow Surgery in Space
Small robots designed by University of Nebraska researchers may______(51)doctors on Earth to help perform surgery on patients in space.
The______(52),wheeled robots,which are about 3 inches tall and as wide as lipstick case, can be slipped into small incisions and computer-controlled by surgeons in different______(53). Some robots are equipped with______(54)and lights and can send images back to surgeons and others have surgical tools attached that can be controlled______(55).
"We think this is going to replace open surgery," Dr. Dmitry Oleynikov said at a news ______(56).Oleynikov is a specialist in computer-assisted surgery at the University of Nebraska Medical Center in Omaha.
Officials hope that NASA will teach______(57)to use the robots soon enough so that surgeries could one day be performed in space.
On earth,the surgeons could control the robots themselves from other locations.For example, the robots could enable surgeons in other places to work on injured______(58)on the front line. Researchers plan to seek federal regulatory approval early next year. Tests on______(59)have been successful,and tests on humans in England will begin very soon.
The camera-carrying robots can provide views of______(60)areas and the ones with surgical tools will be able to maneuver inside the body in______(61)surgeons' hands can't. The views from
the camera-carrying robots are better than the naked eye,because they send back color images that are______(62).Because several robots can be inserted through one incision,they could reduce the amount and______(63)of cuts needed for surgery,which would decrease______(64)time. This is particularly helpful to those patients who have been debilitated by long illness.
______(65),Oleynikov said,the tiny robots may enable surgeons to work without even placing their hands in patients' bodies."That's the goal,"Oleynikov said."It's getting easier and easier. We can do even more with these devices.
_________(62)
A:magnified
B:minimized
C:reversed
D:redefined

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