| contra-angle |
1. an angulation by which the working point of a surgical or dental instrument is brought close to the long axis of its shaft; it may involve two, three, or four bends, or angles, in its shank. 2. see under handpiece.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| contra-angle h. |
a handpiece in which two or more angles or bends are used to set the shaft at a desired angle in order to access hard-to-reach areas of the oral cavity.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| contra-angle dental handpiece |
A handpiece with one or more bends so that the shaft of the rotary instrument is at an angle to the handpiece to reach less accessible areas of the mouth for dental work.
출처:
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