US PATENT SUBCLASS 604 / 291
.~.~ Means for cooling or heating material

Current as of: June, 1999
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604 /   HD   SURGERY

19  DF  MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.) {7}
289  DF  .~ Treating material applied to or removed from external surface of body, or cutaneous layer of skin (e.g., eye treatment, removal of skin impurities, etc.) {11}
291.~.~ Means for cooling or heating material

DEFINITION

Classification: 604/291

Means for cooling or heating material:

(under subclass 289) Subject matter including apparatus for increasing or decreasing the temperature of the material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

113+, for means heating or cooling material that is to be inserted into or removed from the body.