Measuring detector and system for the measurement of gas flow
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United States of America Patent
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Jun 15, 1999
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N/A
app pub date -
Jun 30, 1997
filing date -
Jul 2, 1996
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Abstract
Measuring detector and system for the measurement of gas flow, especially for the measurement of the pressure and/or flow of a patient's respiratory gas. The surface of the wall (2) of a flow channel (1) and/or the surface of a restricting element (3), said surface being in direct contact with the gas flow to be measured, is provided with an agent for reducing the contact angle (.theta.) of a water drop or a drop containing water to said surface in relation to the contact angle formed between a corresponding water drop and a corresponding surface not treated with such agent.
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