F - Mech Eng,Light,Heat,Weapons – 25 – B
Patent
F - Mech Eng,Light,Heat,Weapons
25
B
F25B 19/00 (2006.01) A61B 18/02 (2006.01) A61F 7/00 (2006.01) A61B 17/00 (2006.01)
Patent
CA 2114465
In methods and apparatus for cooling surfaces, a pressurized liquid refrigerant is dispensed through a shaped member composed of an open celled foam. The method is particularly useful for localized freezing of a wart or other growth prior to its removal from skin of a human being or another animal.
Mccarthy Tetrault Llp
Stc Technologies Inc.
LandOfFree
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