Method and apparatus for preheating an optical instrument prior to use thereof in a medical procedure
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United States of America Patent
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Oct 4, 1994
Grant Date -
N/A
app pub date -
Aug 14, 1992
filing date -
Aug 14, 1992
priority date (Note) -
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Abstract
A method and apparatus for preheating an optical instrument prior to use thereof in a medical procedure, wherein the optical instrument includes an elongated optical shaft portion. The apparatus includes a casing for receiving the optical shaft portion therein and a heater mechanism in the casing for heating the shaft portion. The method includes the steps of assembling the shaft portion in the casing and leaving it therein until the shaft portion has been heated to at least the normal body temperature of a patient.
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