Cryosurgical instrument
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United States of America Patent
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Nov 30, 1999
Issued Date -
N/A
app pub date -
Jun 9, 1997
filing date -
May 10, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cryosurgical instrument comprises a cooling tip operable to be cooled by a flow of a cryogenic fluid within the tip; and a fluid transfer chamber having a fluid inlet for receiving cryogenic fluid, a first fluid outlet communicating with the cooling tip for supplying cryogenic fluid to the cooling tip, and a second fluid outlet communicating with an atmospheric air vent.
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