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moperitoneum, but also continuously evacuates smoke throughout the procedure.
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Fight the fog
Anyone who's ever worn eyeglasses going indoors from winter's chill or
outdoors from summer's air conditioning knows what happens when a
laparoscope readied in a cool, dry OR enters the warm, humid environment of
the pneumoperitoneum. The lens fogs up.
This may happen even in the short span of time it takes for a surgeon to
remove, wipe and replace a scope. Condensation may obscure the view while a
filtering system replaces smoke-saturated air with cooler air. And hemostatic
devices such as ultrasonic scalpels create a byproduct of water vapor as well as
smoke, which can mist up the lens. There are multiple causes of fogged laparo-
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