lithotresis

lith·o·tre·sis

(lith'ō-trē'sis),
The boring of holes in a calculus to facilitate its crushing.
[litho- + G. trēsis, a boring]
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lithotresis

(lith″ŏ-trē′sĭs) [ litho- + Gr. trēsis, perforation]
The drilling or boring of holes in a calculus to facilitate crushing. Ultrasonic probes are now employed.
Medical Dictionary, © 2009 Farlex and Partners