US PATENT SUBCLASS 606 / 23
.~.~.~ Tip or other cooling concentration means

Current as of: June, 1999
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606 /   HD   SURGERY

1  DF  INSTRUMENTS {42}
20  DF  .~ Cyrogenic application {2}
22  DF  .~.~ With coolant supply {1}
23.~.~.~ Tip or other cooling concentration means {3}
24  DF  .~.~.~.~> With heating means (e.g., defroster)
25  DF  .~.~.~.~> Self-contained coolant supply
26  DF  .~.~.~.~> With hand manipulable coolant control

DEFINITION

Classification: 606/23

Tip or other cooling concentration means:

(under subclass 22) Methods and apparatus wherein a projecting extremity or other concentrated area of the instrument is cooled.