FIELD: medicine. SUBSTANCE: device comprises cylindrical casing with coolant inlet and outlet channels, and expansion chamber with application surface in the form of concentric waves with steeper inclines facing the center and serrations of ridges parallel thereto. The entire application surface is polished to mirror finish. EFFECT: speedier and deeper cooling. 1 dwg
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Authors
Dates
1994-08-30—Published
1991-05-05—Filed